/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-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 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-25 06:11:37,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-25 06:11:37,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-25 06:11:37,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-25 06:11:37,985 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random521.epf [2021-10-25 06:11:38,005 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-25 06:11:38,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-25 06:11:38,005 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-25 06:11:38,005 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-25 06:11:38,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-25 06:11:38,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-25 06:11:38,006 INFO L138 SettingsManager]: * Use SBE=true [2021-10-25 06:11:38,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-25 06:11:38,006 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-25 06:11:38,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-25 06:11:38,006 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-25 06:11:38,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-25 06:11:38,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-25 06:11:38,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-25 06:11:38,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-25 06:11:38,007 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-25 06:11:38,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-25 06:11:38,007 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-25 06:11:38,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-25 06:11:38,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-25 06:11:38,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-25 06:11:38,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-25 06:11:38,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-25 06:11:38,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-25 06:11:38,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-25 06:11:38,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-25 06:11:38,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-25 06:11:38,008 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-25 06:11:38,008 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-10-25 06:11:38,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-25 06:11:38,008 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-25 06:11:38,008 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-25 06:11:38,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-25 06:11:38,009 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-25 06:11:38,009 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-25 06:11:38,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-25 06:11:38,009 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 [2021-10-25 06:11:38,009 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-25 06:11:38,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-25 06:11:38,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-25 06:11:38,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-25 06:11:38,202 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-10-25 06:11:38,203 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-10-25 06:11:38,204 INFO L432 ainManager$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 [2021-10-25 06:11:38,204 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/loop-tiling-eq.wvr.bpl' [2021-10-25 06:11:38,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-25 06:11:38,220 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-10-25 06:11:38,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-25 06:11:38,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-25 06:11:38,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-25 06:11:38,229 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 25.10 06:11:38" (1/1) ... [2021-10-25 06:11:38,234 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 25.10 06:11:38" (1/1) ... [2021-10-25 06:11:38,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-25 06:11:38,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-25 06:11:38,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-25 06:11:38,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-25 06:11:38,245 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 25.10 06:11:38" (1/1) ... [2021-10-25 06:11:38,245 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 25.10 06:11:38" (1/1) ... [2021-10-25 06:11:38,245 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 25.10 06:11:38" (1/1) ... [2021-10-25 06:11:38,246 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 25.10 06:11:38" (1/1) ... [2021-10-25 06:11:38,247 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 25.10 06:11:38" (1/1) ... [2021-10-25 06:11:38,249 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 25.10 06:11:38" (1/1) ... [2021-10-25 06:11:38,249 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 25.10 06:11:38" (1/1) ... [2021-10-25 06:11:38,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-25 06:11:38,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-25 06:11:38,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-25 06:11:38,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-25 06:11:38,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 06:11:38" (1/1) ... [2021-10-25 06:11:38,256 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-25 06:11:38,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:38,270 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) [2021-10-25 06:11:38,276 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 [2021-10-25 06:11:38,314 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-10-25 06:11:38,314 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-25 06:11:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-25 06:11:38,314 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-10-25 06:11:38,314 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-25 06:11:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-25 06:11:38,315 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-10-25 06:11:38,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-25 06:11:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-25 06:11:38,315 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-25 06:11:38,477 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-25 06:11:38,477 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-10-25 06:11:38,478 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-10-25 06:11:38,478 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-10-25 06:11:38,479 INFO L202 PluginConnector]: Adding new model loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 06:11:38 BoogieIcfgContainer [2021-10-25 06:11:38,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-25 06:11:38,480 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-25 06:11:38,481 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-25 06:11:38,497 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-25 06:11:38,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 06:11:38" (1/2) ... [2021-10-25 06:11:38,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d2b1bb7 and model type loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 06:11:38, skipping insertion in model container [2021-10-25 06:11:38,498 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 25.10 06:11:38" (2/2) ... [2021-10-25 06:11:38,499 INFO L111 eAbstractionObserver]: Analyzing ICFG loop-tiling-eq.wvr.bpl [2021-10-25 06:11:38,502 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-25 06:11:38,502 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-25 06:11:38,503 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-25 06:11:38,503 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-25 06:11:38,524 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-25 06:11:38,551 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-25 06:11:38,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:38,552 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) [2021-10-25 06:11:38,612 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 [2021-10-25 06:11:38,645 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-25 06:11:38,649 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 [2021-10-25 06:11:38,649 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-25 06:11:38,694 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:38,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:38,698 INFO L82 PathProgramCache]: Analyzing trace with hash 141782871, now seen corresponding path program 1 times [2021-10-25 06:11:38,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:38,704 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791087138] [2021-10-25 06:11:38,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:38,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:38,754 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:38,754 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [725839709] [2021-10-25 06:11:38,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:38,755 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:38,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:38,756 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) [2021-10-25 06:11:38,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-25 06:11:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 06:11:38,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-25 06:11:38,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:38,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:38,875 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:38,875 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791087138] [2021-10-25 06:11:38,875 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:38,875 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [725839709] [2021-10-25 06:11:38,875 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [725839709] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 06:11:38,876 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 06:11:38,876 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-25 06:11:38,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813603308] [2021-10-25 06:11:38,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-25 06:11:38,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:38,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-25 06:11:38,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-25 06:11:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:38,891 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:38,892 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) [2021-10-25 06:11:38,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:38,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:38,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:39,130 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 [2021-10-25 06:11:39,132 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:39,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:39,133 INFO L82 PathProgramCache]: Analyzing trace with hash 2071762036, now seen corresponding path program 1 times [2021-10-25 06:11:39,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:39,133 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134761488] [2021-10-25 06:11:39,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:39,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:39,140 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:39,141 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [473881248] [2021-10-25 06:11:39,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:39,141 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:39,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:39,142 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) [2021-10-25 06:11:39,157 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-25 06:11:39,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 06:11:39,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-25 06:11:39,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:39,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:39,239 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:39,239 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134761488] [2021-10-25 06:11:39,239 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:39,239 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473881248] [2021-10-25 06:11:39,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [473881248] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 06:11:39,239 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 06:11:39,240 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-25 06:11:39,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582880229] [2021-10-25 06:11:39,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-25 06:11:39,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:39,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-25 06:11:39,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-25 06:11:39,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:39,242 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:39,242 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) [2021-10-25 06:11:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:39,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:39,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:39,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:39,480 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 [2021-10-25 06:11:39,481 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:39,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:39,481 INFO L82 PathProgramCache]: Analyzing trace with hash -1036611248, now seen corresponding path program 1 times [2021-10-25 06:11:39,482 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:39,482 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550408427] [2021-10-25 06:11:39,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:39,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:39,506 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:39,506 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1020351461] [2021-10-25 06:11:39,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:39,507 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:39,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:39,523 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) [2021-10-25 06:11:39,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-25 06:11:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 06:11:39,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-25 06:11:39,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:39,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:39,716 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:39,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550408427] [2021-10-25 06:11:39,716 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:39,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1020351461] [2021-10-25 06:11:39,716 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1020351461] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:39,716 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:39,716 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-10-25 06:11:39,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061689690] [2021-10-25 06:11:39,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-25 06:11:39,717 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:39,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-25 06:11:39,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-25 06:11:39,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:39,718 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:39,718 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) [2021-10-25 06:11:39,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:39,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:39,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:39,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-10-25 06:11:39,972 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 [2021-10-25 06:11:39,973 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:39,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:39,976 INFO L82 PathProgramCache]: Analyzing trace with hash -943482366, now seen corresponding path program 1 times [2021-10-25 06:11:39,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:39,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596739679] [2021-10-25 06:11:39,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:39,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:39,987 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:39,987 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [374297719] [2021-10-25 06:11:39,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:39,987 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:39,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:40,000 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) [2021-10-25 06:11:40,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-25 06:11:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 06:11:40,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-25 06:11:40,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:40,085 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 [2021-10-25 06:11:40,164 INFO L354 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2021-10-25 06:11:40,164 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 [2021-10-25 06:11:40,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-10-25 06:11:40,295 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:40,295 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:40,295 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596739679] [2021-10-25 06:11:40,295 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:40,295 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [374297719] [2021-10-25 06:11:40,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [374297719] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:40,296 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:40,296 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-10-25 06:11:40,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636386130] [2021-10-25 06:11:40,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-25 06:11:40,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:40,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-25 06:11:40,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-25 06:11:40,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:40,297 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:40,297 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) [2021-10-25 06:11:40,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:40,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:40,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:40,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:40,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:40,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:40,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:40,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:40,398 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:40,595 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 [2021-10-25 06:11:40,596 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:40,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:40,596 INFO L82 PathProgramCache]: Analyzing trace with hash -19907198, now seen corresponding path program 2 times [2021-10-25 06:11:40,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:40,596 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250253923] [2021-10-25 06:11:40,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:40,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:40,609 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:40,610 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1634997699] [2021-10-25 06:11:40,610 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 06:11:40,610 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:40,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:40,611 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) [2021-10-25 06:11:40,614 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-25 06:11:40,697 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 06:11:40,698 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:40,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-25 06:11:40,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:40,879 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:40,879 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:40,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250253923] [2021-10-25 06:11:40,880 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:40,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634997699] [2021-10-25 06:11:40,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1634997699] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:40,880 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:40,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-10-25 06:11:40,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285246008] [2021-10-25 06:11:40,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-25 06:11:40,880 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:40,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-25 06:11:40,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-10-25 06:11:40,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:40,881 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:40,881 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) [2021-10-25 06:11:40,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:40,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:40,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:40,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:40,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:40,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:40,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:40,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:40,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:40,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:40,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:41,138 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 [2021-10-25 06:11:41,138 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:41,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:41,139 INFO L82 PathProgramCache]: Analyzing trace with hash -717364812, now seen corresponding path program 3 times [2021-10-25 06:11:41,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:41,139 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196114949] [2021-10-25 06:11:41,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:41,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:41,144 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:41,145 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1429085253] [2021-10-25 06:11:41,145 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 06:11:41,145 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:41,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:41,146 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) [2021-10-25 06:11:41,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-25 06:11:41,223 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-25 06:11:41,223 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:41,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-25 06:11:41,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:41,241 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 [2021-10-25 06:11:41,260 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 [2021-10-25 06:11:41,340 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 [2021-10-25 06:11:41,384 INFO L354 Elim1Store]: treesize reduction 52, result has 11.9 percent of original size [2021-10-25 06:11:41,384 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 [2021-10-25 06:11:41,388 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 [2021-10-25 06:11:41,517 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:41,518 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:41,518 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196114949] [2021-10-25 06:11:41,518 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:41,518 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1429085253] [2021-10-25 06:11:41,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1429085253] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:41,518 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:41,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-10-25 06:11:41,518 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002699377] [2021-10-25 06:11:41,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-25 06:11:41,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:41,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-25 06:11:41,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-10-25 06:11:41,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:41,519 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:41,519 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) [2021-10-25 06:11:41,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:41,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:41,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:41,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:41,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:41,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:41,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:41,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:41,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:41,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:41,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:41,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:41,629 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-10-25 06:11:41,818 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 [2021-10-25 06:11:41,818 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:41,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:41,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1600197616, now seen corresponding path program 4 times [2021-10-25 06:11:41,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:41,821 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276025637] [2021-10-25 06:11:41,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:41,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:41,834 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:41,835 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1365999406] [2021-10-25 06:11:41,835 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-25 06:11:41,835 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:41,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:41,839 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) [2021-10-25 06:11:41,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-25 06:11:41,954 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-25 06:11:41,955 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:41,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-25 06:11:41,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:42,165 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:42,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:42,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276025637] [2021-10-25 06:11:42,165 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:42,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365999406] [2021-10-25 06:11:42,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365999406] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:42,165 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:42,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2021-10-25 06:11:42,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304871857] [2021-10-25 06:11:42,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-25 06:11:42,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:42,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-25 06:11:42,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2021-10-25 06:11:42,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:42,167 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:42,167 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) [2021-10-25 06:11:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:42,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:42,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:42,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:42,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:42,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:42,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:42,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:42,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:42,429 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 [2021-10-25 06:11:42,429 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:42,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:42,430 INFO L82 PathProgramCache]: Analyzing trace with hash -1842066494, now seen corresponding path program 5 times [2021-10-25 06:11:42,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:42,430 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537361343] [2021-10-25 06:11:42,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:42,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:42,436 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:42,436 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1557374034] [2021-10-25 06:11:42,436 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-25 06:11:42,436 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:42,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:42,437 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) [2021-10-25 06:11:42,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-25 06:11:42,556 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-10-25 06:11:42,556 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:42,556 WARN L261 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 29 conjunts are in the unsatisfiable core [2021-10-25 06:11:42,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:42,569 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 [2021-10-25 06:11:42,584 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 [2021-10-25 06:11:42,601 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 [2021-10-25 06:11:42,692 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 [2021-10-25 06:11:42,736 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 [2021-10-25 06:11:42,808 INFO L354 Elim1Store]: treesize reduction 137, result has 6.8 percent of original size [2021-10-25 06:11:42,809 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 [2021-10-25 06:11:42,812 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 [2021-10-25 06:11:42,939 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:42,939 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:42,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537361343] [2021-10-25 06:11:42,940 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:42,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557374034] [2021-10-25 06:11:42,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1557374034] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:42,940 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:42,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2021-10-25 06:11:42,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119202169] [2021-10-25 06:11:42,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-25 06:11:42,940 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:42,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-25 06:11:42,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-10-25 06:11:42,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:42,941 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:42,941 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) [2021-10-25 06:11:42,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:42,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:42,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:42,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:42,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:42,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:42,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:42,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:43,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:43,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:43,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:43,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:43,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:43,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:43,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:43,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:43,116 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-10-25 06:11:43,316 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 [2021-10-25 06:11:43,316 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:43,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:43,316 INFO L82 PathProgramCache]: Analyzing trace with hash -2106211390, now seen corresponding path program 6 times [2021-10-25 06:11:43,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:43,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110867702] [2021-10-25 06:11:43,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:43,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:43,322 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:43,322 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1355070271] [2021-10-25 06:11:43,322 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-25 06:11:43,323 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:43,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:43,324 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) [2021-10-25 06:11:43,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-25 06:11:43,526 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-10-25 06:11:43,526 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:43,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-25 06:11:43,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:43,744 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:43,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:43,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110867702] [2021-10-25 06:11:43,744 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:43,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355070271] [2021-10-25 06:11:43,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355070271] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:43,745 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:43,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2021-10-25 06:11:43,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525686349] [2021-10-25 06:11:43,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-25 06:11:43,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:43,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-25 06:11:43,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2021-10-25 06:11:43,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:43,746 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:43,746 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) [2021-10-25 06:11:43,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:43,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:43,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:43,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:43,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:43,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:43,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:43,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:43,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:43,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:43,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:43,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:43,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:43,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:43,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:43,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:43,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:43,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:43,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:44,009 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 [2021-10-25 06:11:44,009 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:44,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:44,009 INFO L82 PathProgramCache]: Analyzing trace with hash 1680998132, now seen corresponding path program 7 times [2021-10-25 06:11:44,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:44,010 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130566502] [2021-10-25 06:11:44,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:44,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:44,033 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:44,033 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1978992304] [2021-10-25 06:11:44,033 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-25 06:11:44,033 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:44,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:44,052 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) [2021-10-25 06:11:44,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-25 06:11:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 06:11:44,228 WARN L261 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-25 06:11:44,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:44,244 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 [2021-10-25 06:11:44,261 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 [2021-10-25 06:11:44,283 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 [2021-10-25 06:11:44,306 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 [2021-10-25 06:11:44,417 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 [2021-10-25 06:11:44,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:44,457 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 [2021-10-25 06:11:44,519 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 [2021-10-25 06:11:44,602 INFO L354 Elim1Store]: treesize reduction 262, result has 4.7 percent of original size [2021-10-25 06:11:44,602 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 [2021-10-25 06:11:44,606 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 [2021-10-25 06:11:44,780 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:44,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:44,780 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130566502] [2021-10-25 06:11:44,780 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:44,780 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978992304] [2021-10-25 06:11:44,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1978992304] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:44,780 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:44,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2021-10-25 06:11:44,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723015667] [2021-10-25 06:11:44,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-25 06:11:44,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:44,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-25 06:11:44,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-10-25 06:11:44,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:44,781 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:44,781 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) [2021-10-25 06:11:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:44,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:44,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:44,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:44,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:44,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:44,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:44,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:44,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:44,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:44,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:45,017 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2021-10-25 06:11:45,211 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 [2021-10-25 06:11:45,211 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:45,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:45,212 INFO L82 PathProgramCache]: Analyzing trace with hash -265390384, now seen corresponding path program 8 times [2021-10-25 06:11:45,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:45,212 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115746438] [2021-10-25 06:11:45,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:45,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:45,217 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:45,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [446330589] [2021-10-25 06:11:45,217 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 06:11:45,218 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:45,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:45,220 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) [2021-10-25 06:11:45,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-25 06:11:45,398 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 06:11:45,399 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:45,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-25 06:11:45,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:45,656 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:45,656 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:45,656 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115746438] [2021-10-25 06:11:45,656 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:45,656 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446330589] [2021-10-25 06:11:45,656 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [446330589] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:45,656 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:45,656 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-10-25 06:11:45,656 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880170205] [2021-10-25 06:11:45,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-25 06:11:45,657 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:45,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-25 06:11:45,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2021-10-25 06:11:45,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:45,657 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:45,657 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) [2021-10-25 06:11:45,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:45,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:45,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:45,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:45,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:45,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:45,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:45,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:45,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:45,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:45,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:45,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:45,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:45,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:45,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:45,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:45,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:45,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:45,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:45,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:45,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:45,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:45,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:45,922 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 [2021-10-25 06:11:45,923 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:45,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:45,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1405660546, now seen corresponding path program 9 times [2021-10-25 06:11:45,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:45,923 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498787922] [2021-10-25 06:11:45,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:45,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:45,929 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:45,929 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1755947908] [2021-10-25 06:11:45,929 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 06:11:45,929 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:45,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:45,930 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) [2021-10-25 06:11:45,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-10-25 06:11:46,130 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-10-25 06:11:46,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:46,131 WARN L261 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 41 conjunts are in the unsatisfiable core [2021-10-25 06:11:46,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:46,142 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 [2021-10-25 06:11:46,155 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 [2021-10-25 06:11:46,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:46,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:46,173 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 [2021-10-25 06:11:46,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:46,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:46,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:46,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:46,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:46,203 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 [2021-10-25 06:11:46,228 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 [2021-10-25 06:11:46,357 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 [2021-10-25 06:11:46,424 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 [2021-10-25 06:11:46,471 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 [2021-10-25 06:11:46,560 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 [2021-10-25 06:11:46,699 INFO L354 Elim1Store]: treesize reduction 427, result has 3.6 percent of original size [2021-10-25 06:11:46,699 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 [2021-10-25 06:11:46,704 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 [2021-10-25 06:11:46,905 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:46,906 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:46,906 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498787922] [2021-10-25 06:11:46,906 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:46,906 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1755947908] [2021-10-25 06:11:46,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1755947908] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:46,906 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:46,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-10-25 06:11:46,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270066417] [2021-10-25 06:11:46,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-25 06:11:46,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:46,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-25 06:11:46,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2021-10-25 06:11:46,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:46,907 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:46,907 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) [2021-10-25 06:11:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:47,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:47,207 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:47,403 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 [2021-10-25 06:11:47,403 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:47,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:47,404 INFO L82 PathProgramCache]: Analyzing trace with hash -210920958, now seen corresponding path program 10 times [2021-10-25 06:11:47,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:47,404 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924769128] [2021-10-25 06:11:47,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:47,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:47,412 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:47,412 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1881745759] [2021-10-25 06:11:47,412 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-25 06:11:47,412 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:47,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:47,413 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) [2021-10-25 06:11:47,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-25 06:11:47,655 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-25 06:11:47,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:47,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-25 06:11:47,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:47,971 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:47,971 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:47,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924769128] [2021-10-25 06:11:47,971 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:47,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1881745759] [2021-10-25 06:11:47,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1881745759] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:47,971 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:47,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-10-25 06:11:47,972 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352529793] [2021-10-25 06:11:47,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-10-25 06:11:47,972 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:47,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-25 06:11:47,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2021-10-25 06:11:47,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:47,972 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:47,973 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) [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:47,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:48,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:48,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:48,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:48,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:48,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:48,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:48,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:48,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:48,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:48,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:48,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:48,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:48,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:48,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:48,260 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 [2021-10-25 06:11:48,260 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:48,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:48,261 INFO L82 PathProgramCache]: Analyzing trace with hash -648745932, now seen corresponding path program 11 times [2021-10-25 06:11:48,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:48,261 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592619317] [2021-10-25 06:11:48,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:48,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:48,274 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:48,274 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [569002396] [2021-10-25 06:11:48,274 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-25 06:11:48,275 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:48,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:48,276 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) [2021-10-25 06:11:48,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-25 06:11:48,509 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-10-25 06:11:48,510 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:48,510 WARN L261 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 47 conjunts are in the unsatisfiable core [2021-10-25 06:11:48,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:48,522 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 [2021-10-25 06:11:48,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,540 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 [2021-10-25 06:11:48,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,572 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 [2021-10-25 06:11:48,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,603 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 [2021-10-25 06:11:48,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,644 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 [2021-10-25 06:11:48,682 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 [2021-10-25 06:11:48,839 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 [2021-10-25 06:11:48,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,910 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 [2021-10-25 06:11:48,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:48,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 50 [2021-10-25 06:11:49,038 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 [2021-10-25 06:11:49,113 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 [2021-10-25 06:11:49,318 INFO L354 Elim1Store]: treesize reduction 632, result has 2.9 percent of original size [2021-10-25 06:11:49,319 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 [2021-10-25 06:11:49,324 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 [2021-10-25 06:11:49,578 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:49,578 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:49,578 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592619317] [2021-10-25 06:11:49,578 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:49,578 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [569002396] [2021-10-25 06:11:49,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [569002396] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:49,578 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:49,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-10-25 06:11:49,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735086798] [2021-10-25 06:11:49,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-10-25 06:11:49,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:49,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-25 06:11:49,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2021-10-25 06:11:49,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:49,579 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:49,579 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) [2021-10-25 06:11:49,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:49,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:49,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:49,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:49,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:49,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:49,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:49,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:49,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:49,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:49,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:49,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:49,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:49,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:49,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:11:49,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:50,114 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 [2021-10-25 06:11:50,114 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:50,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:50,114 INFO L82 PathProgramCache]: Analyzing trace with hash 526987664, now seen corresponding path program 12 times [2021-10-25 06:11:50,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:50,115 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332623217] [2021-10-25 06:11:50,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:50,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:50,121 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:50,121 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [706344828] [2021-10-25 06:11:50,121 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-25 06:11:50,121 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:50,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:50,122 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) [2021-10-25 06:11:50,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-10-25 06:11:50,428 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-10-25 06:11:50,428 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:50,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-25 06:11:50,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:50,862 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:50,862 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:50,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332623217] [2021-10-25 06:11:50,862 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:50,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [706344828] [2021-10-25 06:11:50,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [706344828] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:50,862 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:50,862 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2021-10-25 06:11:50,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250645037] [2021-10-25 06:11:50,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-10-25 06:11:50,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:50,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-10-25 06:11:50,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=325, Unknown=0, NotChecked=0, Total=420 [2021-10-25 06:11:50,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:50,864 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:50,864 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) [2021-10-25 06:11:50,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:50,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:11:50,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:11:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:11:50,991 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:51,188 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 [2021-10-25 06:11:51,188 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:51,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:51,189 INFO L82 PathProgramCache]: Analyzing trace with hash 683982658, now seen corresponding path program 13 times [2021-10-25 06:11:51,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:51,189 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445113581] [2021-10-25 06:11:51,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:51,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:51,195 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:51,195 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1047058912] [2021-10-25 06:11:51,195 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-25 06:11:51,195 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:51,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:51,212 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) [2021-10-25 06:11:51,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-10-25 06:11:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 06:11:51,567 WARN L261 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 53 conjunts are in the unsatisfiable core [2021-10-25 06:11:51,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:51,587 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 [2021-10-25 06:11:51,625 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 [2021-10-25 06:11:51,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,642 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 [2021-10-25 06:11:51,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,669 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 [2021-10-25 06:11:51,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,701 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 [2021-10-25 06:11:51,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:51,742 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 [2021-10-25 06:11:51,780 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 [2021-10-25 06:11:51,938 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 [2021-10-25 06:11:52,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:52,003 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 [2021-10-25 06:11:52,068 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 [2021-10-25 06:11:52,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:52,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:52,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:52,145 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 [2021-10-25 06:11:52,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:52,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:52,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:52,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:52,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:52,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:52,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:52,234 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 [2021-10-25 06:11:52,329 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 [2021-10-25 06:11:52,603 INFO L354 Elim1Store]: treesize reduction 877, result has 2.4 percent of original size [2021-10-25 06:11:52,604 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 [2021-10-25 06:11:52,607 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 [2021-10-25 06:11:52,858 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:52,859 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:52,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445113581] [2021-10-25 06:11:52,859 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:52,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1047058912] [2021-10-25 06:11:52,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1047058912] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:52,859 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:52,859 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2021-10-25 06:11:52,859 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155493679] [2021-10-25 06:11:52,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-10-25 06:11:52,859 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:52,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-10-25 06:11:52,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2021-10-25 06:11:52,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:52,860 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:52,860 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) [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:11:52,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:53,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:11:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:11:53,292 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:53,475 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 [2021-10-25 06:11:53,475 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:53,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:53,475 INFO L82 PathProgramCache]: Analyzing trace with hash -1108099006, now seen corresponding path program 14 times [2021-10-25 06:11:53,475 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:53,476 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133153444] [2021-10-25 06:11:53,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:53,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:53,484 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:53,484 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1493980315] [2021-10-25 06:11:53,484 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 06:11:53,484 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:53,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:53,485 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) [2021-10-25 06:11:53,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-10-25 06:11:53,878 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 06:11:53,878 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:53,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-25 06:11:53,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:54,210 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 29 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:54,211 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:54,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133153444] [2021-10-25 06:11:54,211 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:54,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1493980315] [2021-10-25 06:11:54,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1493980315] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:54,211 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:54,211 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2021-10-25 06:11:54,211 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001604187] [2021-10-25 06:11:54,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-10-25 06:11:54,211 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:54,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-10-25 06:11:54,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-10-25 06:11:54,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:54,212 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:54,212 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) [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:54,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:11:54,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:11:54,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:11:54,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:11:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:11:54,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:54,510 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 [2021-10-25 06:11:54,510 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:54,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:54,510 INFO L82 PathProgramCache]: Analyzing trace with hash -559765132, now seen corresponding path program 15 times [2021-10-25 06:11:54,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:54,511 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040015603] [2021-10-25 06:11:54,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:54,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:54,517 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:54,517 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1985577404] [2021-10-25 06:11:54,517 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 06:11:54,517 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:54,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:54,525 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) [2021-10-25 06:11:54,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-25 06:11:54,979 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-10-25 06:11:54,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:54,981 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 61 conjunts are in the unsatisfiable core [2021-10-25 06:11:54,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:54,995 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 [2021-10-25 06:11:55,010 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 [2021-10-25 06:11:55,028 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 [2021-10-25 06:11:55,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,054 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 [2021-10-25 06:11:55,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,087 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 [2021-10-25 06:11:55,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,128 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 [2021-10-25 06:11:55,167 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 [2021-10-25 06:11:55,212 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 [2021-10-25 06:11:55,457 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 [2021-10-25 06:11:55,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,526 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 [2021-10-25 06:11:55,617 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 [2021-10-25 06:11:55,702 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 [2021-10-25 06:11:55,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:55,797 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 [2021-10-25 06:11:55,910 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 [2021-10-25 06:11:56,075 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 [2021-10-25 06:11:56,464 INFO L354 Elim1Store]: treesize reduction 1162, result has 2.1 percent of original size [2021-10-25 06:11:56,464 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 [2021-10-25 06:11:56,483 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 [2021-10-25 06:11:56,790 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:56,790 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:56,790 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040015603] [2021-10-25 06:11:56,790 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:56,790 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1985577404] [2021-10-25 06:11:56,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1985577404] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:56,790 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:56,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2021-10-25 06:11:56,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339449309] [2021-10-25 06:11:56,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-10-25 06:11:56,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:56,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-10-25 06:11:56,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2021-10-25 06:11:56,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:56,791 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:56,791 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) [2021-10-25 06:11:56,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:11:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:11:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:11:57,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:11:57,322 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2021-10-25 06:11:57,519 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 [2021-10-25 06:11:57,519 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:57,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:57,520 INFO L82 PathProgramCache]: Analyzing trace with hash -1009574832, now seen corresponding path program 16 times [2021-10-25 06:11:57,520 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:57,520 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316983615] [2021-10-25 06:11:57,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:57,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:57,527 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:57,527 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [86054548] [2021-10-25 06:11:57,527 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-25 06:11:57,527 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:57,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:57,528 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) [2021-10-25 06:11:57,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-10-25 06:11:58,055 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-25 06:11:58,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:58,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 26 conjunts are in the unsatisfiable core [2021-10-25 06:11:58,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:58,501 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 36 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:11:58,501 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:11:58,501 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316983615] [2021-10-25 06:11:58,502 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:11:58,502 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [86054548] [2021-10-25 06:11:58,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [86054548] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:11:58,502 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:11:58,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2021-10-25 06:11:58,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352433754] [2021-10-25 06:11:58,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-10-25 06:11:58,502 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:11:58,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-10-25 06:11:58,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2021-10-25 06:11:58,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:58,519 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:11:58,520 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) [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:11:58,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:11:58,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:58,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:58,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:11:58,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:11:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:11:58,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:11:58,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:11:58,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-10-25 06:11:58,858 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 [2021-10-25 06:11:58,858 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:11:58,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:11:58,858 INFO L82 PathProgramCache]: Analyzing trace with hash 1953267970, now seen corresponding path program 17 times [2021-10-25 06:11:58,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:11:58,859 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709609466] [2021-10-25 06:11:58,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:11:58,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:11:58,866 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:11:58,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1683142244] [2021-10-25 06:11:58,866 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-25 06:11:58,866 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:11:58,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:11:58,867 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) [2021-10-25 06:11:58,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-10-25 06:11:59,441 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-10-25 06:11:59,442 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:11:59,443 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 65 conjunts are in the unsatisfiable core [2021-10-25 06:11:59,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:11:59,457 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 [2021-10-25 06:11:59,473 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 [2021-10-25 06:11:59,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:59,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:59,494 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 [2021-10-25 06:11:59,517 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 [2021-10-25 06:11:59,546 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 [2021-10-25 06:11:59,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:59,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:59,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:59,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:59,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:59,581 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 [2021-10-25 06:11:59,629 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 [2021-10-25 06:11:59,670 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 [2021-10-25 06:11:59,715 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 [2021-10-25 06:11:59,924 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 [2021-10-25 06:11:59,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:11:59,992 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 [2021-10-25 06:12:00,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:00,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:00,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:00,069 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 [2021-10-25 06:12:00,161 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 [2021-10-25 06:12:00,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:00,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:00,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:00,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:00,271 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 [2021-10-25 06:12:00,376 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 [2021-10-25 06:12:00,516 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 [2021-10-25 06:12:00,631 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 [2021-10-25 06:12:01,244 INFO L354 Elim1Store]: treesize reduction 1487, result has 1.8 percent of original size [2021-10-25 06:12:01,244 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 [2021-10-25 06:12:01,248 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 [2021-10-25 06:12:01,545 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:01,545 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:01,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709609466] [2021-10-25 06:12:01,545 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:01,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683142244] [2021-10-25 06:12:01,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1683142244] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:01,545 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:01,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2021-10-25 06:12:01,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395314402] [2021-10-25 06:12:01,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-10-25 06:12:01,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:01,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-10-25 06:12:01,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2021-10-25 06:12:01,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:01,547 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:01,547 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) [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:01,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:01,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:01,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:01,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:02,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:02,266 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-10-25 06:12:02,448 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 [2021-10-25 06:12:02,448 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:02,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:02,448 INFO L82 PathProgramCache]: Analyzing trace with hash -414959998, now seen corresponding path program 18 times [2021-10-25 06:12:02,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:02,448 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840461282] [2021-10-25 06:12:02,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:02,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:02,456 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:02,456 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1895975161] [2021-10-25 06:12:02,456 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-25 06:12:02,456 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:02,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:02,457 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) [2021-10-25 06:12:02,461 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-10-25 06:12:03,117 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-10-25 06:12:03,117 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:12:03,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-25 06:12:03,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:03,513 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 45 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:03,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:03,513 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840461282] [2021-10-25 06:12:03,513 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:03,513 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1895975161] [2021-10-25 06:12:03,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1895975161] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:03,513 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:03,514 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2021-10-25 06:12:03,514 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202760606] [2021-10-25 06:12:03,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-10-25 06:12:03,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:03,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-10-25 06:12:03,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=535, Unknown=0, NotChecked=0, Total=702 [2021-10-25 06:12:03,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:03,514 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:03,515 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) [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:03,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:03,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2021-10-25 06:12:03,850 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 [2021-10-25 06:12:03,850 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:03,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:03,850 INFO L82 PathProgramCache]: Analyzing trace with hash -686344524, now seen corresponding path program 19 times [2021-10-25 06:12:03,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:03,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636339339] [2021-10-25 06:12:03,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:03,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:03,858 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:03,858 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [901749777] [2021-10-25 06:12:03,858 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-25 06:12:03,858 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:03,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:03,859 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) [2021-10-25 06:12:03,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-10-25 06:12:04,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 06:12:04,524 WARN L261 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 71 conjunts are in the unsatisfiable core [2021-10-25 06:12:04,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:04,533 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 [2021-10-25 06:12:04,566 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 [2021-10-25 06:12:04,578 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 [2021-10-25 06:12:04,595 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 [2021-10-25 06:12:04,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,616 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 [2021-10-25 06:12:04,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,652 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 [2021-10-25 06:12:04,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,687 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 [2021-10-25 06:12:04,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:04,750 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 [2021-10-25 06:12:04,800 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 [2021-10-25 06:12:04,858 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 [2021-10-25 06:12:05,049 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 [2021-10-25 06:12:05,105 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 [2021-10-25 06:12:05,181 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 [2021-10-25 06:12:05,283 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 [2021-10-25 06:12:05,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,398 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 [2021-10-25 06:12:05,516 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 [2021-10-25 06:12:05,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,651 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 [2021-10-25 06:12:05,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:05,792 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 [2021-10-25 06:12:05,974 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 [2021-10-25 06:12:06,724 INFO L354 Elim1Store]: treesize reduction 1852, result has 1.6 percent of original size [2021-10-25 06:12:06,725 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 [2021-10-25 06:12:06,729 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 [2021-10-25 06:12:07,071 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:07,071 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:07,071 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636339339] [2021-10-25 06:12:07,071 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:07,071 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901749777] [2021-10-25 06:12:07,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [901749777] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:07,072 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:07,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2021-10-25 06:12:07,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994888903] [2021-10-25 06:12:07,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-10-25 06:12:07,072 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:07,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-10-25 06:12:07,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2021-10-25 06:12:07,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:07,072 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:07,073 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) [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:07,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:07,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:07,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:07,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:07,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:07,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:07,828 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2021-10-25 06:12:08,016 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 [2021-10-25 06:12:08,016 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:08,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:08,016 INFO L82 PathProgramCache]: Analyzing trace with hash -638568688, now seen corresponding path program 20 times [2021-10-25 06:12:08,016 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:08,016 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585896134] [2021-10-25 06:12:08,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:08,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:08,037 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:08,038 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1938428369] [2021-10-25 06:12:08,038 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 06:12:08,038 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:08,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:08,039 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) [2021-10-25 06:12:08,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-10-25 06:12:08,810 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 06:12:08,811 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:12:08,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 30 conjunts are in the unsatisfiable core [2021-10-25 06:12:08,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:09,388 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 55 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:09,388 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:09,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585896134] [2021-10-25 06:12:09,388 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:09,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1938428369] [2021-10-25 06:12:09,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1938428369] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:09,388 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:09,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2021-10-25 06:12:09,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619991306] [2021-10-25 06:12:09,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-10-25 06:12:09,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:09,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-10-25 06:12:09,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=619, Unknown=0, NotChecked=0, Total=812 [2021-10-25 06:12:09,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:09,389 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:09,389 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) [2021-10-25 06:12:09,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:09,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:09,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:09,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:09,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:09,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:09,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:09,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:09,534 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-10-25 06:12:09,734 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 [2021-10-25 06:12:09,734 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:09,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:09,735 INFO L82 PathProgramCache]: Analyzing trace with hash 553906882, now seen corresponding path program 21 times [2021-10-25 06:12:09,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:09,735 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983054466] [2021-10-25 06:12:09,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:09,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:09,742 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:09,743 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [197480957] [2021-10-25 06:12:09,743 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 06:12:09,743 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:09,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:09,744 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) [2021-10-25 06:12:09,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-10-25 06:12:10,619 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-10-25 06:12:10,619 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:12:10,621 WARN L261 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 79 conjunts are in the unsatisfiable core [2021-10-25 06:12:10,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:10,634 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 [2021-10-25 06:12:10,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,648 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 [2021-10-25 06:12:10,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,670 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 [2021-10-25 06:12:10,696 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 [2021-10-25 06:12:10,720 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 [2021-10-25 06:12:10,752 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 [2021-10-25 06:12:10,788 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 [2021-10-25 06:12:10,831 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 [2021-10-25 06:12:10,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,882 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 [2021-10-25 06:12:10,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:10,970 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 [2021-10-25 06:12:11,030 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 [2021-10-25 06:12:11,307 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 [2021-10-25 06:12:11,422 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 [2021-10-25 06:12:11,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,544 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 [2021-10-25 06:12:11,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,678 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 [2021-10-25 06:12:11,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,796 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 [2021-10-25 06:12:11,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:11,939 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 [2021-10-25 06:12:12,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,090 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 [2021-10-25 06:12:12,257 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 [2021-10-25 06:12:12,391 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 [2021-10-25 06:12:12,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:12,581 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 [2021-10-25 06:12:13,686 INFO L354 Elim1Store]: treesize reduction 2257, result has 1.5 percent of original size [2021-10-25 06:12:13,687 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 [2021-10-25 06:12:13,691 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 [2021-10-25 06:12:14,073 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:14,073 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:14,073 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983054466] [2021-10-25 06:12:14,073 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:14,073 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [197480957] [2021-10-25 06:12:14,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [197480957] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:14,073 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:14,073 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2021-10-25 06:12:14,073 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803695744] [2021-10-25 06:12:14,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-10-25 06:12:14,074 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:14,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-10-25 06:12:14,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=734, Unknown=0, NotChecked=0, Total=812 [2021-10-25 06:12:14,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:14,074 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:14,074 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) [2021-10-25 06:12:14,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:14,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:14,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:14,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:14,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:14,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:14,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:14,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-10-25 06:12:15,175 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 [2021-10-25 06:12:15,175 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:15,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:15,176 INFO L82 PathProgramCache]: Analyzing trace with hash -845480766, now seen corresponding path program 22 times [2021-10-25 06:12:15,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:15,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539419299] [2021-10-25 06:12:15,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:15,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:15,184 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:15,184 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [722972390] [2021-10-25 06:12:15,184 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-25 06:12:15,184 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:15,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:15,185 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) [2021-10-25 06:12:15,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-10-25 06:12:16,151 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-25 06:12:16,151 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:12:16,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 36 conjunts are in the unsatisfiable core [2021-10-25 06:12:16,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:16,735 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 55 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:16,736 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:16,736 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539419299] [2021-10-25 06:12:16,736 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:16,736 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [722972390] [2021-10-25 06:12:16,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [722972390] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:16,736 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:16,736 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2021-10-25 06:12:16,736 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444884948] [2021-10-25 06:12:16,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-10-25 06:12:16,736 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:16,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-10-25 06:12:16,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=720, Unknown=0, NotChecked=0, Total=930 [2021-10-25 06:12:16,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:16,737 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:16,737 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) [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:16,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:16,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:16,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:16,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:16,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:16,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:16,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:16,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:16,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:16,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:16,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:16,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:16,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:16,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:16,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:16,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-10-25 06:12:17,122 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 [2021-10-25 06:12:17,122 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:17,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:17,122 INFO L82 PathProgramCache]: Analyzing trace with hash -1632726028, now seen corresponding path program 23 times [2021-10-25 06:12:17,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:17,122 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783501103] [2021-10-25 06:12:17,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:17,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:17,131 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:17,131 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1741637345] [2021-10-25 06:12:17,131 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-25 06:12:17,131 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:17,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:17,133 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) [2021-10-25 06:12:17,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-10-25 06:12:18,139 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-10-25 06:12:18,139 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:12:18,141 WARN L261 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 83 conjunts are in the unsatisfiable core [2021-10-25 06:12:18,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:18,153 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 [2021-10-25 06:12:18,167 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 [2021-10-25 06:12:18,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,185 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 [2021-10-25 06:12:18,211 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 [2021-10-25 06:12:18,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,239 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 [2021-10-25 06:12:18,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,275 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 [2021-10-25 06:12:18,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,361 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 63 treesize of output 80 [2021-10-25 06:12:18,414 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 [2021-10-25 06:12:18,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,469 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 [2021-10-25 06:12:18,523 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 [2021-10-25 06:12:18,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:18,587 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 [2021-10-25 06:12:18,651 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 [2021-10-25 06:12:18,941 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 [2021-10-25 06:12:19,020 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 [2021-10-25 06:12:19,123 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 [2021-10-25 06:12:19,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,233 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 [2021-10-25 06:12:19,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,375 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 [2021-10-25 06:12:19,496 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 [2021-10-25 06:12:19,622 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 [2021-10-25 06:12:19,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,814 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 [2021-10-25 06:12:19,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:19,997 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 126 treesize of output 146 [2021-10-25 06:12:20,180 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 [2021-10-25 06:12:20,371 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 [2021-10-25 06:12:21,498 INFO L354 Elim1Store]: treesize reduction 2702, result has 1.4 percent of original size [2021-10-25 06:12:21,498 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 [2021-10-25 06:12:21,510 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 [2021-10-25 06:12:21,903 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 157 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:21,904 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:21,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783501103] [2021-10-25 06:12:21,904 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:21,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1741637345] [2021-10-25 06:12:21,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1741637345] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:21,904 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:21,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2021-10-25 06:12:21,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124372566] [2021-10-25 06:12:21,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-10-25 06:12:21,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:21,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-10-25 06:12:21,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=846, Unknown=0, NotChecked=0, Total=930 [2021-10-25 06:12:21,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:21,906 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:21,906 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) [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:22,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:22,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-10-25 06:12:23,004 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 [2021-10-25 06:12:23,004 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:23,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:23,006 INFO L82 PathProgramCache]: Analyzing trace with hash 88375760, now seen corresponding path program 24 times [2021-10-25 06:12:23,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:23,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146341427] [2021-10-25 06:12:23,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:23,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:23,049 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:23,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1951386370] [2021-10-25 06:12:23,049 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-25 06:12:23,049 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:23,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:23,050 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) [2021-10-25 06:12:23,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-10-25 06:12:24,231 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-10-25 06:12:24,231 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:12:24,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 34 conjunts are in the unsatisfiable core [2021-10-25 06:12:24,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:24,803 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 79 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:24,803 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:24,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146341427] [2021-10-25 06:12:24,803 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:24,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951386370] [2021-10-25 06:12:24,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951386370] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:24,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:24,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2021-10-25 06:12:24,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377814099] [2021-10-25 06:12:24,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-10-25 06:12:24,803 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:24,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-10-25 06:12:24,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=655, Unknown=0, NotChecked=0, Total=870 [2021-10-25 06:12:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:24,804 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:24,804 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) [2021-10-25 06:12:24,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:24,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:24,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:24,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:24,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:24,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:24,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:24,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:24,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:24,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:24,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:24,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:24,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:24,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:24,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:24,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:24,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:24,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:25,007 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2021-10-25 06:12:25,199 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 [2021-10-25 06:12:25,200 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:25,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:25,200 INFO L82 PathProgramCache]: Analyzing trace with hash -540076926, now seen corresponding path program 25 times [2021-10-25 06:12:25,200 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:25,200 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717362011] [2021-10-25 06:12:25,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:25,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:25,209 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:25,209 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2132152049] [2021-10-25 06:12:25,209 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-25 06:12:25,209 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:25,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:25,212 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) [2021-10-25 06:12:25,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2021-10-25 06:12:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 06:12:26,478 WARN L261 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 89 conjunts are in the unsatisfiable core [2021-10-25 06:12:26,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:26,492 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 [2021-10-25 06:12:26,504 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 [2021-10-25 06:12:26,519 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 [2021-10-25 06:12:26,541 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 [2021-10-25 06:12:26,565 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 [2021-10-25 06:12:26,596 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 [2021-10-25 06:12:26,631 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 [2021-10-25 06:12:26,671 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 [2021-10-25 06:12:26,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,723 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 [2021-10-25 06:12:26,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,788 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 [2021-10-25 06:12:26,855 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 [2021-10-25 06:12:26,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:26,944 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 [2021-10-25 06:12:27,017 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 [2021-10-25 06:12:27,360 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 [2021-10-25 06:12:27,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,449 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 [2021-10-25 06:12:27,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,571 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 [2021-10-25 06:12:27,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,701 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 [2021-10-25 06:12:27,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:27,840 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 [2021-10-25 06:12:27,984 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 [2021-10-25 06:12:28,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,146 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 [2021-10-25 06:12:28,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,289 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 [2021-10-25 06:12:28,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,460 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 [2021-10-25 06:12:28,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:28,708 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 [2021-10-25 06:12:28,946 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 [2021-10-25 06:12:29,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:29,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:29,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:29,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:29,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:29,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:29,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:29,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:29,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:29,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:29,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:29,133 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 [2021-10-25 06:12:30,727 INFO L354 Elim1Store]: treesize reduction 3187, result has 1.2 percent of original size [2021-10-25 06:12:30,727 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 [2021-10-25 06:12:30,734 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 [2021-10-25 06:12:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 183 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:31,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:31,187 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717362011] [2021-10-25 06:12:31,187 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:31,187 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2132152049] [2021-10-25 06:12:31,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2132152049] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:31,187 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:31,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2021-10-25 06:12:31,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644454640] [2021-10-25 06:12:31,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-10-25 06:12:31,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:31,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-10-25 06:12:31,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=966, Unknown=0, NotChecked=0, Total=1056 [2021-10-25 06:12:31,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:31,188 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:31,188 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) [2021-10-25 06:12:31,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:31,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:31,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:31,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:31,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:31,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:31,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:31,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:31,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:31,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:31,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:31,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:31,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:32,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:32,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:32,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:32,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:12:32,302 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2021-10-25 06:12:32,502 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 [2021-10-25 06:12:32,502 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:32,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:32,502 INFO L82 PathProgramCache]: Analyzing trace with hash -399240446, now seen corresponding path program 26 times [2021-10-25 06:12:32,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:32,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534176106] [2021-10-25 06:12:32,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:32,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:32,515 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:32,515 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1455284722] [2021-10-25 06:12:32,515 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 06:12:32,515 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:32,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:32,516 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) [2021-10-25 06:12:32,521 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-10-25 06:12:33,760 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 06:12:33,760 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:12:33,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 38 conjunts are in the unsatisfiable core [2021-10-25 06:12:33,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:34,194 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 92 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:34,195 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:34,195 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534176106] [2021-10-25 06:12:34,195 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:34,195 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1455284722] [2021-10-25 06:12:34,195 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1455284722] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:34,195 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:34,195 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2021-10-25 06:12:34,196 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337288247] [2021-10-25 06:12:34,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-10-25 06:12:34,196 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:34,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-10-25 06:12:34,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=245, Invalid=747, Unknown=0, NotChecked=0, Total=992 [2021-10-25 06:12:34,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:34,196 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:34,197 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) [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:12:34,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:34,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:34,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:34,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:34,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:12:34,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:12:34,419 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2021-10-25 06:12:34,597 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 [2021-10-25 06:12:34,597 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:34,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:34,598 INFO L82 PathProgramCache]: Analyzing trace with hash 1248117044, now seen corresponding path program 27 times [2021-10-25 06:12:34,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:34,598 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246477083] [2021-10-25 06:12:34,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:34,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:34,609 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:34,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1232875690] [2021-10-25 06:12:34,609 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 06:12:34,610 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:34,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:34,610 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) [2021-10-25 06:12:34,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-10-25 06:12:36,063 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-10-25 06:12:36,064 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:12:36,067 WARN L261 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 102 conjunts are in the unsatisfiable core [2021-10-25 06:12:36,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:36,088 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 [2021-10-25 06:12:36,103 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 [2021-10-25 06:12:36,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,119 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 [2021-10-25 06:12:36,141 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 [2021-10-25 06:12:36,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,185 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 [2021-10-25 06:12:36,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,223 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 [2021-10-25 06:12:36,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,266 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 [2021-10-25 06:12:36,306 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 [2021-10-25 06:12:36,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,360 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 [2021-10-25 06:12:36,412 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 [2021-10-25 06:12:36,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,486 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 [2021-10-25 06:12:36,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:36,564 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 [2021-10-25 06:12:36,637 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 [2021-10-25 06:12:36,720 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 [2021-10-25 06:12:37,170 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 [2021-10-25 06:12:37,300 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 [2021-10-25 06:12:37,454 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 [2021-10-25 06:12:37,604 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 [2021-10-25 06:12:37,747 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 [2021-10-25 06:12:37,941 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 [2021-10-25 06:12:38,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,140 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 [2021-10-25 06:12:38,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,354 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 [2021-10-25 06:12:38,595 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 [2021-10-25 06:12:38,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:38,807 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 [2021-10-25 06:12:39,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,055 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 [2021-10-25 06:12:39,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,293 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 [2021-10-25 06:12:39,571 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 [2021-10-25 06:12:39,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,901 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,967 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:39,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:12:39,986 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 [2021-10-25 06:12:39,990 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 [2021-10-25 06:12:40,590 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:40,590 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:40,590 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246477083] [2021-10-25 06:12:40,590 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:40,590 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1232875690] [2021-10-25 06:12:40,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1232875690] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:40,590 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:40,590 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2021-10-25 06:12:40,590 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960568322] [2021-10-25 06:12:40,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-10-25 06:12:40,591 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:40,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-10-25 06:12:40,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1162, Unknown=0, NotChecked=0, Total=1260 [2021-10-25 06:12:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:40,591 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:40,591 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) [2021-10-25 06:12:40,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:12:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:41,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:41,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:41,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:41,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:12:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:12:41,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:41,421 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2021-10-25 06:12:41,596 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 [2021-10-25 06:12:41,596 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:41,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:41,596 INFO L82 PathProgramCache]: Analyzing trace with hash 776591682, now seen corresponding path program 28 times [2021-10-25 06:12:41,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:41,597 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095900577] [2021-10-25 06:12:41,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:41,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:41,607 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:41,607 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1790158969] [2021-10-25 06:12:41,607 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-25 06:12:41,607 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:41,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:41,608 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) [2021-10-25 06:12:41,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2021-10-25 06:12:43,182 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-25 06:12:43,184 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:12:43,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 39 conjunts are in the unsatisfiable core [2021-10-25 06:12:43,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:43,862 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 105 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:43,863 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:43,863 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095900577] [2021-10-25 06:12:43,863 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:43,863 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790158969] [2021-10-25 06:12:43,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790158969] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:43,863 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:43,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2021-10-25 06:12:43,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627249496] [2021-10-25 06:12:43,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-10-25 06:12:43,863 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:43,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-10-25 06:12:43,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=948, Unknown=0, NotChecked=0, Total=1260 [2021-10-25 06:12:43,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:43,864 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:43,864 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) [2021-10-25 06:12:43,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:43,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:43,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:43,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:43,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:43,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:43,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:43,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:43,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:43,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:43,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:44,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:12:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:44,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:12:44,265 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2021-10-25 06:12:44,447 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 [2021-10-25 06:12:44,447 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:44,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:44,448 INFO L82 PathProgramCache]: Analyzing trace with hash 1762780738, now seen corresponding path program 29 times [2021-10-25 06:12:44,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:44,448 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248593720] [2021-10-25 06:12:44,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:44,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:44,479 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:44,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [45404207] [2021-10-25 06:12:44,479 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-25 06:12:44,479 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:44,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:44,500 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) [2021-10-25 06:12:44,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2021-10-25 06:12:46,253 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-10-25 06:12:46,253 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:12:46,255 WARN L261 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 101 conjunts are in the unsatisfiable core [2021-10-25 06:12:46,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:46,279 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 [2021-10-25 06:12:46,293 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 [2021-10-25 06:12:46,310 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 [2021-10-25 06:12:46,331 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 [2021-10-25 06:12:46,357 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 [2021-10-25 06:12:46,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,391 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 [2021-10-25 06:12:46,427 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 [2021-10-25 06:12:46,467 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 [2021-10-25 06:12:46,514 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 [2021-10-25 06:12:46,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,570 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 [2021-10-25 06:12:46,628 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 [2021-10-25 06:12:46,694 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 [2021-10-25 06:12:46,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:46,771 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 [2021-10-25 06:12:46,863 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 [2021-10-25 06:12:46,956 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 [2021-10-25 06:12:47,361 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 [2021-10-25 06:12:47,463 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 [2021-10-25 06:12:47,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:47,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:47,595 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 [2021-10-25 06:12:47,729 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 [2021-10-25 06:12:47,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:47,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:47,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:47,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:47,892 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 [2021-10-25 06:12:48,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,071 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 [2021-10-25 06:12:48,268 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 [2021-10-25 06:12:48,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,500 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 [2021-10-25 06:12:48,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,719 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 [2021-10-25 06:12:48,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:48,998 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 [2021-10-25 06:12:49,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,232 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 [2021-10-25 06:12:49,486 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 [2021-10-25 06:12:49,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:49,747 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 [2021-10-25 06:12:50,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:12:50,060 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 [2021-10-25 06:12:53,085 INFO L354 Elim1Store]: treesize reduction 4277, result has 1.1 percent of original size [2021-10-25 06:12:53,086 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 [2021-10-25 06:12:53,119 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 [2021-10-25 06:12:53,610 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 241 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:53,610 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:53,610 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248593720] [2021-10-25 06:12:53,610 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:53,611 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [45404207] [2021-10-25 06:12:53,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [45404207] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:53,611 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:53,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2021-10-25 06:12:53,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867747398] [2021-10-25 06:12:53,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-10-25 06:12:53,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:53,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-10-25 06:12:53,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1230, Unknown=0, NotChecked=0, Total=1332 [2021-10-25 06:12:53,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:53,612 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:53,612 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) [2021-10-25 06:12:53,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:53,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:53,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:53,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:53,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:53,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:53,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:53,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:12:53,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:55,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:55,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:55,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:55,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:55,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:55,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:55,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:55,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:12:55,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:12:55,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:55,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:12:55,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:12:55,151 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2021-10-25 06:12:55,351 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 [2021-10-25 06:12:55,351 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:55,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:55,351 INFO L82 PathProgramCache]: Analyzing trace with hash -2025096894, now seen corresponding path program 30 times [2021-10-25 06:12:55,351 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:55,351 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134104169] [2021-10-25 06:12:55,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:55,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:55,378 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:55,378 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [298729951] [2021-10-25 06:12:55,379 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-25 06:12:55,379 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:55,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:55,380 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) [2021-10-25 06:12:55,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2021-10-25 06:12:57,320 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-10-25 06:12:57,320 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:12:57,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 41 conjunts are in the unsatisfiable core [2021-10-25 06:12:57,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:12:58,090 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 120 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:12:58,090 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:12:58,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134104169] [2021-10-25 06:12:58,090 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:12:58,091 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [298729951] [2021-10-25 06:12:58,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [298729951] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:12:58,091 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:12:58,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2021-10-25 06:12:58,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872176479] [2021-10-25 06:12:58,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-10-25 06:12:58,091 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:12:58,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-10-25 06:12:58,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=353, Invalid=1129, Unknown=0, NotChecked=0, Total=1482 [2021-10-25 06:12:58,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:58,092 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:12:58,092 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) [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:12:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:12:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:12:58,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:12:58,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:12:58,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:12:58,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:12:58,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:12:58,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:12:58,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:12:58,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:12:58,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2021-10-25 06:12:58,511 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 [2021-10-25 06:12:58,512 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:12:58,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:12:58,512 INFO L82 PathProgramCache]: Analyzing trace with hash -399131020, now seen corresponding path program 31 times [2021-10-25 06:12:58,512 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:12:58,512 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951506134] [2021-10-25 06:12:58,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:12:58,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:12:58,557 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:12:58,557 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [245791574] [2021-10-25 06:12:58,557 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-25 06:12:58,557 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:12:58,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:12:58,561 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) [2021-10-25 06:12:58,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2021-10-25 06:13:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 06:13:00,506 WARN L261 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 107 conjunts are in the unsatisfiable core [2021-10-25 06:13:00,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:13:00,526 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 [2021-10-25 06:13:00,538 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 [2021-10-25 06:13:00,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,555 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 [2021-10-25 06:13:00,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,580 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 [2021-10-25 06:13:00,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,611 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 49 treesize of output 60 [2021-10-25 06:13:00,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,652 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 [2021-10-25 06:13:00,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,702 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 [2021-10-25 06:13:00,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,759 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 [2021-10-25 06:13:00,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,830 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 [2021-10-25 06:13:00,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,912 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 [2021-10-25 06:13:00,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:00,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,005 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 [2021-10-25 06:13:01,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:01,114 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 [2021-10-25 06:13:01,197 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 [2021-10-25 06:13:01,276 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 [2021-10-25 06:13:01,367 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 [2021-10-25 06:13:01,462 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 [2021-10-25 06:13:01,912 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 [2021-10-25 06:13:02,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,063 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 [2021-10-25 06:13:02,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,221 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 [2021-10-25 06:13:02,355 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 [2021-10-25 06:13:02,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,547 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 [2021-10-25 06:13:02,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:02,718 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 [2021-10-25 06:13:02,924 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 [2021-10-25 06:13:03,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,114 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 [2021-10-25 06:13:03,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,383 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 [2021-10-25 06:13:03,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,580 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 [2021-10-25 06:13:03,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:03,816 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 [2021-10-25 06:13:04,066 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 [2021-10-25 06:13:04,313 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 [2021-10-25 06:13:04,585 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 [2021-10-25 06:13:04,933 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 [2021-10-25 06:13:09,012 INFO L354 Elim1Store]: treesize reduction 4882, result has 1.0 percent of original size [2021-10-25 06:13:09,027 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 [2021-10-25 06:13:09,043 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 [2021-10-25 06:13:09,615 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:13:09,615 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:13:09,616 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951506134] [2021-10-25 06:13:09,616 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:13:09,616 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245791574] [2021-10-25 06:13:09,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245791574] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:13:09,616 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:13:09,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2021-10-25 06:13:09,616 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588560861] [2021-10-25 06:13:09,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-10-25 06:13:09,616 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:13:09,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-10-25 06:13:09,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=1374, Unknown=0, NotChecked=0, Total=1482 [2021-10-25 06:13:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:13:09,617 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:13:09,617 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) [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:09,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:13:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:13:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:13:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:13:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:13:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:13:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:13:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:13:11,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:13:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:11,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:11,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:13:11,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:13:11,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:13:11,575 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2021-10-25 06:13:11,758 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 [2021-10-25 06:13:11,758 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:13:11,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:13:11,759 INFO L82 PathProgramCache]: Analyzing trace with hash -324884656, now seen corresponding path program 32 times [2021-10-25 06:13:11,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:13:11,759 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258907361] [2021-10-25 06:13:11,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:13:11,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:13:11,771 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:13:11,773 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2124652153] [2021-10-25 06:13:11,773 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 06:13:11,773 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:13:11,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:13:11,774 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) [2021-10-25 06:13:11,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-10-25 06:13:13,816 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 06:13:13,816 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:13:13,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 44 conjunts are in the unsatisfiable core [2021-10-25 06:13:13,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:13:14,605 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 137 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:13:14,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:13:14,605 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258907361] [2021-10-25 06:13:14,605 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:13:14,605 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124652153] [2021-10-25 06:13:14,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124652153] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:13:14,605 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:13:14,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2021-10-25 06:13:14,606 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212168803] [2021-10-25 06:13:14,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2021-10-25 06:13:14,606 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:13:14,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-10-25 06:13:14,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=347, Invalid=1059, Unknown=0, NotChecked=0, Total=1406 [2021-10-25 06:13:14,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:13:14,607 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:13:14,607 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) [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:13:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:13:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:13:14,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:13:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:13:14,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:13:14,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:14,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2021-10-25 06:13:15,079 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 [2021-10-25 06:13:15,079 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:13:15,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:13:15,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1139775486, now seen corresponding path program 33 times [2021-10-25 06:13:15,080 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:13:15,080 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941919593] [2021-10-25 06:13:15,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:13:15,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:13:15,094 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:13:15,094 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1685137999] [2021-10-25 06:13:15,094 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 06:13:15,094 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:13:15,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:13:15,095 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) [2021-10-25 06:13:15,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2021-10-25 06:13:17,505 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-10-25 06:13:17,505 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:13:17,509 WARN L261 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 120 conjunts are in the unsatisfiable core [2021-10-25 06:13:17,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:13:17,520 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 [2021-10-25 06:13:17,535 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 [2021-10-25 06:13:17,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,554 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 [2021-10-25 06:13:17,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,581 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 [2021-10-25 06:13:17,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,614 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 [2021-10-25 06:13:17,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,655 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 [2021-10-25 06:13:17,693 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 [2021-10-25 06:13:17,733 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 [2021-10-25 06:13:17,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,784 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 [2021-10-25 06:13:17,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,847 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 [2021-10-25 06:13:17,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:17,938 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 [2021-10-25 06:13:18,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,022 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 [2021-10-25 06:13:18,093 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 [2021-10-25 06:13:18,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,176 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 [2021-10-25 06:13:18,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:18,275 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 [2021-10-25 06:13:18,366 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 [2021-10-25 06:13:18,481 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 [2021-10-25 06:13:19,077 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 [2021-10-25 06:13:19,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,256 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 [2021-10-25 06:13:19,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,432 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 [2021-10-25 06:13:19,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,629 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 [2021-10-25 06:13:19,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:19,847 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 [2021-10-25 06:13:20,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,040 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 [2021-10-25 06:13:20,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,248 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 [2021-10-25 06:13:20,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,503 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 [2021-10-25 06:13:20,725 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 [2021-10-25 06:13:20,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:20,991 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 [2021-10-25 06:13:21,304 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 [2021-10-25 06:13:21,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:21,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:21,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:21,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:21,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:21,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:21,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:21,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:21,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:21,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:21,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:21,554 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 [2021-10-25 06:13:21,909 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 [2021-10-25 06:13:22,350 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 [2021-10-25 06:13:22,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:22,777 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 [2021-10-25 06:13:23,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,243 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 [2021-10-25 06:13:23,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,782 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:23,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 06:13:23,861 INFO L244 Elim1Store]: Index analysis took 133 ms [2021-10-25 06:13:23,862 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 [2021-10-25 06:13:23,867 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 [2021-10-25 06:13:24,583 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 307 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:13:24,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:13:24,584 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941919593] [2021-10-25 06:13:24,584 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:13:24,584 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1685137999] [2021-10-25 06:13:24,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1685137999] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:13:24,584 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:13:24,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2021-10-25 06:13:24,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785462547] [2021-10-25 06:13:24,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-10-25 06:13:24,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:13:24,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-10-25 06:13:24,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1606, Unknown=0, NotChecked=0, Total=1722 [2021-10-25 06:13:24,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:13:24,585 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:13:24,585 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) [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:24,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:24,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:13:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:13:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:13:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:25,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-25 06:13:25,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2021-10-25 06:13:25,347 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 [2021-10-25 06:13:25,347 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:13:25,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:13:25,347 INFO L82 PathProgramCache]: Analyzing trace with hash -631587440, now seen corresponding path program 34 times [2021-10-25 06:13:25,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:13:25,348 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646999601] [2021-10-25 06:13:25,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:13:25,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:13:25,361 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:13:25,361 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1993658656] [2021-10-25 06:13:25,361 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-25 06:13:25,361 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:13:25,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:13:25,362 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) [2021-10-25 06:13:25,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-10-25 06:13:27,615 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-25 06:13:27,615 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:13:27,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-25 06:13:27,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:13:28,361 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 153 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:13:28,361 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:13:28,361 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646999601] [2021-10-25 06:13:28,361 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:13:28,361 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993658656] [2021-10-25 06:13:28,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993658656] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:13:28,361 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:13:28,361 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2021-10-25 06:13:28,361 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601383793] [2021-10-25 06:13:28,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-10-25 06:13:28,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:13:28,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-10-25 06:13:28,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=426, Invalid=1296, Unknown=0, NotChecked=0, Total=1722 [2021-10-25 06:13:28,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:13:28,363 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:13:28,363 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) [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:13:28,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:13:28,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:13:28,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:13:28,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:28,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:28,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:13:28,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:13:28,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:13:28,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:28,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-25 06:13:28,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:13:28,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:28,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:28,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:28,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:28,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:13:28,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:28,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:28,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:28,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:28,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:28,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:28,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-25 06:13:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-25 06:13:28,925 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2021-10-25 06:13:29,110 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 [2021-10-25 06:13:29,110 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:13:29,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:13:29,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1058900916, now seen corresponding path program 35 times [2021-10-25 06:13:29,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:13:29,111 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736960468] [2021-10-25 06:13:29,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:13:29,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:13:29,129 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:13:29,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1945062298] [2021-10-25 06:13:29,129 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-25 06:13:29,129 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:13:29,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:13:29,130 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) [2021-10-25 06:13:29,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2021-10-25 06:13:31,759 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-10-25 06:13:31,759 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:13:31,762 WARN L261 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 119 conjunts are in the unsatisfiable core [2021-10-25 06:13:31,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:13:31,774 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 [2021-10-25 06:13:31,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,788 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 [2021-10-25 06:13:31,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,808 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 [2021-10-25 06:13:31,831 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 [2021-10-25 06:13:31,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,861 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 [2021-10-25 06:13:31,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,898 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 [2021-10-25 06:13:31,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:31,942 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 [2021-10-25 06:13:31,983 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 [2021-10-25 06:13:32,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-10-25 06:13:32,088 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 [2021-10-25 06:13:32,145 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 [2021-10-25 06:13:32,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,225 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 [2021-10-25 06:13:32,295 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 [2021-10-25 06:13:32,376 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 [2021-10-25 06:13:32,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,479 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 [2021-10-25 06:13:32,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,590 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 [2021-10-25 06:13:32,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:32,730 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 [2021-10-25 06:13:32,846 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 [2021-10-25 06:13:33,326 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 [2021-10-25 06:13:33,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:33,521 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 [2021-10-25 06:13:33,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:33,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:33,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:33,675 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 [2021-10-25 06:13:33,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:33,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:33,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:33,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:33,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:33,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:33,856 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 [2021-10-25 06:13:34,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,020 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 [2021-10-25 06:13:34,221 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 [2021-10-25 06:13:34,422 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 [2021-10-25 06:13:34,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:34,706 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 [2021-10-25 06:13:35,050 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 [2021-10-25 06:13:35,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,326 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 [2021-10-25 06:13:35,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:35,695 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 [2021-10-25 06:13:35,967 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 [2021-10-25 06:13:36,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,386 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 [2021-10-25 06:13:36,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:36,729 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 [2021-10-25 06:13:37,104 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 [2021-10-25 06:13:37,558 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 [2021-10-25 06:13:38,030 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 [2021-10-25 06:13:44,041 WARN L207 SmtUtils]: Spent 5.60 s on a formula simplification. DAG size of input: 1983 DAG size of output: 55 [2021-10-25 06:13:44,042 INFO L354 Elim1Store]: treesize reduction 6212, result has 0.9 percent of original size [2021-10-25 06:13:44,042 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 [2021-10-25 06:13:44,057 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 [2021-10-25 06:13:44,748 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 343 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:13:44,748 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:13:44,748 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736960468] [2021-10-25 06:13:44,749 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:13:44,749 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1945062298] [2021-10-25 06:13:44,749 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1945062298] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:13:44,749 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:13:44,749 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2021-10-25 06:13:44,749 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544028439] [2021-10-25 06:13:44,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2021-10-25 06:13:44,750 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:13:44,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-10-25 06:13:44,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1686, Unknown=0, NotChecked=0, Total=1806 [2021-10-25 06:13:44,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:13:44,750 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:13:44,750 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) [2021-10-25 06:13:44,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:44,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:13:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:44,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-25 06:13:44,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-25 06:13:44,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:13:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:13:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-25 06:13:47,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-25 06:13:47,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-25 06:13:47,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2021-10-25 06:13:47,718 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 [2021-10-25 06:13:47,719 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:13:47,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:13:47,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1924432400, now seen corresponding path program 36 times [2021-10-25 06:13:47,719 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:13:47,719 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439515614] [2021-10-25 06:13:47,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:13:47,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:13:47,733 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:13:47,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1702833127] [2021-10-25 06:13:47,733 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-25 06:13:47,733 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:13:47,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:13:47,734 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) [2021-10-25 06:13:47,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2021-10-25 06:13:50,667 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2021-10-25 06:13:50,668 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:13:50,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 46 conjunts are in the unsatisfiable core [2021-10-25 06:13:50,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:13:51,532 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 171 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:13:51,532 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:13:51,532 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439515614] [2021-10-25 06:13:51,532 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:13:51,532 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1702833127] [2021-10-25 06:13:51,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1702833127] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:13:51,532 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:13:51,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2021-10-25 06:13:51,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003129043] [2021-10-25 06:13:51,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-10-25 06:13:51,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:13:51,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-10-25 06:13:51,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=473, Invalid=1507, Unknown=0, NotChecked=0, Total=1980 [2021-10-25 06:13:51,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:13:51,533 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:13:51,533 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) [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:51,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:51,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:13:51,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:51,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:13:51,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:13:51,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:13:51,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:13:51,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:51,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:51,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:13:51,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:13:51,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:13:51,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:51,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-25 06:13:51,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-25 06:13:51,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-25 06:13:51,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-25 06:13:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 06:13:51,830 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Ended with exit code 0 [2021-10-25 06:13:52,030 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 [2021-10-25 06:13:52,030 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:13:52,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:13:52,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1594792386, now seen corresponding path program 37 times [2021-10-25 06:13:52,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:13:52,031 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850594388] [2021-10-25 06:13:52,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:13:52,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:13:52,045 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:13:52,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1636858488] [2021-10-25 06:13:52,045 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-25 06:13:52,045 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:13:52,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:13:52,046 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) [2021-10-25 06:13:52,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2021-10-25 06:13:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 06:13:55,122 WARN L261 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 125 conjunts are in the unsatisfiable core [2021-10-25 06:13:55,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:13:55,135 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 [2021-10-25 06:13:55,148 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 [2021-10-25 06:13:55,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,170 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 [2021-10-25 06:13:55,195 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 [2021-10-25 06:13:55,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,224 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 [2021-10-25 06:13:55,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,262 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 [2021-10-25 06:13:55,302 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 [2021-10-25 06:13:55,345 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 [2021-10-25 06:13:55,420 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 [2021-10-25 06:13:55,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,487 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 [2021-10-25 06:13:55,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,568 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 [2021-10-25 06:13:55,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,667 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 [2021-10-25 06:13:55,757 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 [2021-10-25 06:13:55,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,846 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 [2021-10-25 06:13:55,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:55,982 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 [2021-10-25 06:13:56,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,123 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 [2021-10-25 06:13:56,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,268 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 [2021-10-25 06:13:56,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:56,432 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 [2021-10-25 06:13:56,553 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 [2021-10-25 06:13:57,048 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 [2021-10-25 06:13:57,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:57,178 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 37 treesize of output 36 [2021-10-25 06:13:57,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:57,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:57,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:57,353 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 [2021-10-25 06:13:57,550 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 [2021-10-25 06:13:57,726 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 [2021-10-25 06:13:57,937 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 [2021-10-25 06:13:58,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,204 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 [2021-10-25 06:13:58,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:58,439 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 [2021-10-25 06:13:58,753 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 [2021-10-25 06:13:59,103 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 [2021-10-25 06:13:59,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,396 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 [2021-10-25 06:13:59,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:13:59,678 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 [2021-10-25 06:14:00,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,047 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 [2021-10-25 06:14:00,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:00,496 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 [2021-10-25 06:14:00,928 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 [2021-10-25 06:14:01,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:01,540 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 [2021-10-25 06:14:02,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,206 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 [2021-10-25 06:14:02,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:02,666 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 [2021-10-25 06:14:09,711 WARN L207 SmtUtils]: Spent 6.41 s on a formula simplification. DAG size of input: 2207 DAG size of output: 58 [2021-10-25 06:14:09,711 INFO L354 Elim1Store]: treesize reduction 6937, result has 0.8 percent of original size [2021-10-25 06:14:09,711 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 [2021-10-25 06:14:09,719 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 [2021-10-25 06:14:10,412 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:14:10,412 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:14:10,412 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850594388] [2021-10-25 06:14:10,412 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:14:10,412 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1636858488] [2021-10-25 06:14:10,412 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1636858488] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:14:10,413 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:14:10,413 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2021-10-25 06:14:10,413 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151209040] [2021-10-25 06:14:10,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-10-25 06:14:10,413 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:14:10,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-10-25 06:14:10,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1854, Unknown=0, NotChecked=0, Total=1980 [2021-10-25 06:14:10,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:14:10,414 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:14:10,414 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) [2021-10-25 06:14:10,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:14:10,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:14:10,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:14:10,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:14:10,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:14:10,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:14:10,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:14:10,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:14:10,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:14:10,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:14:10,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:14:10,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 06:14:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:14:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:14:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:14:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:14:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:14:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:14:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:14:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:14:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:14:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:14:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:14:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-25 06:14:13,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 06:14:13,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 06:14:13,297 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Ended with exit code 0 [2021-10-25 06:14:13,470 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 [2021-10-25 06:14:13,470 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:14:13,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:14:13,471 INFO L82 PathProgramCache]: Analyzing trace with hash 1357198786, now seen corresponding path program 38 times [2021-10-25 06:14:13,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:14:13,471 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2884344] [2021-10-25 06:14:13,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:14:13,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:14:13,494 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:14:13,494 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [222122727] [2021-10-25 06:14:13,494 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 06:14:13,494 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:14:13,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:14:13,496 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) [2021-10-25 06:14:13,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2021-10-25 06:14:16,679 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 06:14:16,679 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:14:16,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 51 conjunts are in the unsatisfiable core [2021-10-25 06:14:16,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:14:17,420 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 171 proven. 230 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 06:14:17,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 06:14:17,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2884344] [2021-10-25 06:14:17,424 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-25 06:14:17,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [222122727] [2021-10-25 06:14:17,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [222122727] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 06:14:17,425 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-25 06:14:17,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2021-10-25 06:14:17,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047810703] [2021-10-25 06:14:17,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2021-10-25 06:14:17,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 06:14:17,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-10-25 06:14:17,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=498, Invalid=1664, Unknown=0, NotChecked=0, Total=2162 [2021-10-25 06:14:17,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:14:17,426 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 06:14:17,426 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) [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:14:17,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 06:14:17,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 06:14:17,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 06:14:17,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 06:14:17,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:14:17,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 06:14:17,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-25 06:14:17,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-10-25 06:14:17,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-25 06:14:17,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-25 06:14:17,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-25 06:14:17,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-25 06:14:17,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 06:14:17,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 06:14:17,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-25 06:14:17,701 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2021-10-25 06:14:17,884 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 [2021-10-25 06:14:17,885 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 06:14:17,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 06:14:17,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1894242060, now seen corresponding path program 39 times [2021-10-25 06:14:17,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 06:14:17,885 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704485907] [2021-10-25 06:14:17,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 06:14:17,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 06:14:17,914 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-25 06:14:17,915 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1939348568] [2021-10-25 06:14:17,915 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 06:14:17,915 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 06:14:17,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 06:14:17,916 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) [2021-10-25 06:14:17,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-10-25 06:14:21,885 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-10-25 06:14:21,885 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 06:14:21,892 WARN L261 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 135 conjunts are in the unsatisfiable core [2021-10-25 06:14:21,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 06:14:21,900 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 [2021-10-25 06:14:21,909 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 [2021-10-25 06:14:21,923 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 [2021-10-25 06:14:21,945 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 [2021-10-25 06:14:21,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:21,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:21,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:21,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:21,973 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 [2021-10-25 06:14:22,039 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 [2021-10-25 06:14:22,084 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 [2021-10-25 06:14:22,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:22,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:22,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:22,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:22,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:22,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:22,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:22,136 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 [2021-10-25 06:14:22,189 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 [2021-10-25 06:14:22,243 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 [2021-10-25 06:14:22,309 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 [2021-10-25 06:14:22,463 INFO L354 Elim1Store]: treesize reduction 242, result has 18.8 percent of original size [2021-10-25 06:14:22,463 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 [2021-10-25 06:14:22,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:22,656 INFO L354 Elim1Store]: treesize reduction 352, result has 13.7 percent of original size [2021-10-25 06:14:22,656 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 [2021-10-25 06:14:22,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:22,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:22,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:22,886 INFO L354 Elim1Store]: treesize reduction 462, result has 10.8 percent of original size [2021-10-25 06:14:22,886 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 [2021-10-25 06:14:23,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,169 INFO L354 Elim1Store]: treesize reduction 572, result has 8.9 percent of original size [2021-10-25 06:14:23,169 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 [2021-10-25 06:14:23,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,512 INFO L354 Elim1Store]: treesize reduction 682, result has 7.6 percent of original size [2021-10-25 06:14:23,513 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 [2021-10-25 06:14:23,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:23,930 INFO L354 Elim1Store]: treesize reduction 792, result has 6.6 percent of original size [2021-10-25 06:14:23,930 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 [2021-10-25 06:14:24,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,372 INFO L354 Elim1Store]: treesize reduction 902, result has 5.8 percent of original size [2021-10-25 06:14:24,372 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 [2021-10-25 06:14:24,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:24,806 INFO L354 Elim1Store]: treesize reduction 1012, result has 5.2 percent of original size [2021-10-25 06:14:24,806 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 [2021-10-25 06:14:25,549 INFO L354 Elim1Store]: treesize reduction 1568, result has 6.7 percent of original size [2021-10-25 06:14:25,550 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 [2021-10-25 06:14:26,450 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 [2021-10-25 06:14:26,676 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 [2021-10-25 06:14:26,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:26,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:26,931 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 [2021-10-25 06:14:27,201 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 [2021-10-25 06:14:27,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:27,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:27,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:27,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:27,456 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 [2021-10-25 06:14:27,744 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 [2021-10-25 06:14:28,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,067 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 [2021-10-25 06:14:28,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 06:14:28,366 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 [2021-10-25 06:14:28,677 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 [2021-10-25 06:14:29,041 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 [2021-10-25 06:14:29,417 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 [2021-10-25 06:14:29,967 INFO L354 Elim1Store]: treesize reduction 297, result has 20.8 percent of original size [2021-10-25 06:14:29,967 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 [2021-10-25 06:14:30,596 INFO L354 Elim1Store]: treesize reduction 440, result has 16.5 percent of original size [2021-10-25 06:14:30,596 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 [2021-10-25 06:14:31,264 INFO L354 Elim1Store]: treesize reduction 595, result has 13.9 percent of original size [2021-10-25 06:14:31,279 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 [2021-10-25 06:14:32,197 INFO L354 Elim1Store]: treesize reduction 762, result has 12.1 percent of original size [2021-10-25 06:14:32,197 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 [2021-10-25 06:14:33,102 INFO L354 Elim1Store]: treesize reduction 941, result has 10.8 percent of original size [2021-10-25 06:14:33,102 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 [2021-10-25 06:14:34,337 INFO L354 Elim1Store]: treesize reduction 1132, result has 9.8 percent of original size [2021-10-25 06:14:34,338 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 [2021-10-25 06:14:35,813 INFO L354 Elim1Store]: treesize reduction 1335, result has 9.0 percent of original size [2021-10-25 06:14:35,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 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 [2021-10-25 06:14:37,394 INFO L354 Elim1Store]: treesize reduction 1550, result has 8.3 percent of original size [2021-10-25 06:14:37,394 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 [2021-10-25 06:14:52,769 WARN L207 SmtUtils]: Spent 14.51 s on a formula simplification. DAG size of input: 2992 DAG size of output: 466 [2021-10-25 06:14:52,800 INFO L354 Elim1Store]: treesize reduction 8553, result has 12.5 percent of original size [2021-10-25 06:14:52,800 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 [2021-10-25 06:14:54,136 INFO L354 Elim1Store]: treesize reduction 1568, result has 8.7 percent of original size [2021-10-25 06:14:54,137 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... [2021-10-25 06:26:15,312 WARN L223 SmtUtils]: Removed 1 from assertion stack [2021-10-25 06:26:15,319 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-10-25 06:26:15,324 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 [2021-10-25 06:26:15,333 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 [2021-10-25 06:26:15,344 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 [2021-10-25 06:26:15,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2021-10-25 06:26:15,519 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 [2021-10-25 06:26:15,519 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 53 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 10 for 4ms.. [2021-10-25 06:26:15,540 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-25 06:26:15,540 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-25 06:26:15,545 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-25 06:26:15,545 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-25 06:26:15,546 INFO L202 PluginConnector]: Adding new model loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 06:26:15 BasicIcfg [2021-10-25 06:26:15,546 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-25 06:26:15,547 INFO L168 Benchmark]: Toolchain (without parser) took 877326.23 ms. Allocated memory was 187.7 MB in the beginning and 879.8 MB in the end (delta: 692.1 MB). Free memory was 149.4 MB in the beginning and 513.8 MB in the end (delta: -364.4 MB). Peak memory consumption was 764.6 MB. Max. memory is 8.0 GB. [2021-10-25 06:26:15,547 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 187.7 MB. Free memory is still 150.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-25 06:26:15,550 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.05 ms. Allocated memory is still 187.7 MB. Free memory was 149.4 MB in the beginning and 147.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-25 06:26:15,550 INFO L168 Benchmark]: Boogie Preprocessor took 10.11 ms. Allocated memory is still 187.7 MB. Free memory was 147.9 MB in the beginning and 147.0 MB in the end (delta: 884.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-25 06:26:15,550 INFO L168 Benchmark]: RCFGBuilder took 229.22 ms. Allocated memory is still 187.7 MB. Free memory was 146.8 MB in the beginning and 132.7 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-10-25 06:26:15,550 INFO L168 Benchmark]: TraceAbstraction took 877065.78 ms. Allocated memory was 187.7 MB in the beginning and 879.8 MB in the end (delta: 692.1 MB). Free memory was 132.2 MB in the beginning and 513.8 MB in the end (delta: -381.7 MB). Peak memory consumption was 747.8 MB. Max. memory is 8.0 GB. [2021-10-25 06:26:15,551 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 0.10 ms. Allocated memory is still 187.7 MB. Free memory is still 150.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 18.05 ms. Allocated memory is still 187.7 MB. Free memory was 149.4 MB in the beginning and 147.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 10.11 ms. Allocated memory is still 187.7 MB. Free memory was 147.9 MB in the beginning and 147.0 MB in the end (delta: 884.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 229.22 ms. Allocated memory is still 187.7 MB. Free memory was 146.8 MB in the beginning and 132.7 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 877065.78 ms. Allocated memory was 187.7 MB in the beginning and 879.8 MB in the end (delta: 692.1 MB). Free memory was 132.2 MB in the beginning and 513.8 MB in the end (delta: -381.7 MB). Peak memory consumption was 747.8 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: 3112, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 987, negative conditional: 987, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 0, positive unconditional: 2125, 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: 73, positive: 73, positive conditional: 0, positive unconditional: 73, 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: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2125, positive: 2052, positive conditional: 0, positive unconditional: 2052, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 987 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 13, Number of persistent set computation: 11, Number of trivial persistent sets: 8, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3112, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 987, negative conditional: 987, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 0, positive unconditional: 2125, 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: 73, positive: 73, positive conditional: 0, positive unconditional: 73, 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: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2125, positive: 2052, positive conditional: 0, positive unconditional: 2052, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 987 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 53 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 10 for 4ms.. - TimeoutResultAtElement [Line: 62]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 53 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 10 for 4ms.. - TimeoutResultAtElement [Line: 59]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 53 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 10 for 4ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 25 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 876995.0ms, OverallIterations: 42, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.9ms, PartialOrderReductionTime: 20116.1ms, 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: 234.8ms SsaConstructionTime, 2879.1ms SatisfiabilityAnalysisTime, 89179.3ms 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