/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/loop-tiling-eq.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012 [2021-08-08 03:54:49,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-08 03:54:49,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-08 03:54:49,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-08 03:54:49,921 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random521.epf [2021-08-08 03:54:49,937 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-08 03:54:49,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-08 03:54:49,937 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-08 03:54:49,938 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-08 03:54:49,938 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-08 03:54:49,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-08 03:54:49,939 INFO L138 SettingsManager]: * Use SBE=true [2021-08-08 03:54:49,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-08 03:54:49,939 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-08 03:54:49,939 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-08 03:54:49,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-08 03:54:49,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-08 03:54:49,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-08 03:54:49,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-08 03:54:49,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-08 03:54:49,940 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-08 03:54:49,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-08 03:54:49,940 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-08 03:54:49,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-08 03:54:49,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-08 03:54:49,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-08 03:54:49,940 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-08 03:54:49,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-08 03:54:49,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-08 03:54:49,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-08 03:54:49,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-08 03:54:49,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-08 03:54:49,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-08 03:54:49,941 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-08 03:54:49,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-08 03:54:49,942 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-08 03:54:49,942 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-08 03:54:49,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-08 03:54:49,942 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-08-08 03:54:49,942 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-08 03:54:49,942 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-08 03:54:50,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-08 03:54:50,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-08 03:54:50,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-08 03:54:50,215 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-08 03:54:50,216 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-08 03:54:50,217 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/loop-tiling-eq.wvr.bpl [2021-08-08 03:54:50,217 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/loop-tiling-eq.wvr.bpl' [2021-08-08 03:54:50,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-08 03:54:50,251 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-08 03:54:50,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-08 03:54:50,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-08 03:54:50,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-08 03:54:50,260 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 08.08 03:54:50" (1/1) ... [2021-08-08 03:54:50,266 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 08.08 03:54:50" (1/1) ... [2021-08-08 03:54:50,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-08 03:54:50,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-08 03:54:50,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-08 03:54:50,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-08 03:54:50,278 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 08.08 03:54:50" (1/1) ... [2021-08-08 03:54:50,279 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 08.08 03:54:50" (1/1) ... [2021-08-08 03:54:50,279 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 08.08 03:54:50" (1/1) ... [2021-08-08 03:54:50,279 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 08.08 03:54:50" (1/1) ... [2021-08-08 03:54:50,282 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 08.08 03:54:50" (1/1) ... [2021-08-08 03:54:50,283 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 08.08 03:54:50" (1/1) ... [2021-08-08 03:54:50,284 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 08.08 03:54:50" (1/1) ... [2021-08-08 03:54:50,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-08 03:54:50,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-08 03:54:50,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-08 03:54:50,286 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-08 03:54:50,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.08 03:54:50" (1/1) ... [2021-08-08 03:54:50,291 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-08 03:54:50,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:50,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-08 03:54:50,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-08 03:54:50,377 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-08 03:54:50,378 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-08 03:54:50,378 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-08 03:54:50,378 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-08 03:54:50,378 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-08 03:54:50,378 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-08 03:54:50,378 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-08 03:54:50,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-08 03:54:50,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-08 03:54:50,379 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-08 03:54:50,563 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-08 03:54:50,563 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-08-08 03:54:50,563 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-08-08 03:54:50,564 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-08-08 03:54:50,565 INFO L202 PluginConnector]: Adding new model loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 03:54:50 BoogieIcfgContainer [2021-08-08 03:54:50,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-08 03:54:50,566 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-08 03:54:50,566 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-08 03:54:50,568 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-08 03:54:50,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.08 03:54:50" (1/2) ... [2021-08-08 03:54:50,569 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78335580 and model type loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.08 03:54:50, skipping insertion in model container [2021-08-08 03:54:50,569 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 08.08 03:54:50" (2/2) ... [2021-08-08 03:54:50,570 INFO L111 eAbstractionObserver]: Analyzing ICFG loop-tiling-eq.wvr.bpl [2021-08-08 03:54:50,573 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-08 03:54:50,573 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-08 03:54:50,574 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-08 03:54:50,574 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-08 03:54:50,616 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-08-08 03:54:50,648 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-08 03:54:50,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:50,651 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-08 03:54:50,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-08 03:54:50,698 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-08 03:54:50,706 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-08 03:54:50,706 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-08 03:54:50,762 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:50,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:50,766 INFO L82 PathProgramCache]: Analyzing trace with hash 141782871, now seen corresponding path program 1 times [2021-08-08 03:54:50,784 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:50,784 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697117404] [2021-08-08 03:54:50,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:50,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:50,850 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:50,850 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [466942313] [2021-08-08 03:54:50,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:50,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:50,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:50,853 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:54:50,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-08 03:54:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-08 03:54:50,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-08 03:54:50,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:54:51,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:54:51,041 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:54:51,041 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697117404] [2021-08-08 03:54:51,041 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:54:51,041 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466942313] [2021-08-08 03:54:51,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [466942313] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-08 03:54:51,041 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-08 03:54:51,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-08 03:54:51,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657192978] [2021-08-08 03:54:51,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-08 03:54:51,046 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:54:51,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-08 03:54:51,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-08 03:54:51,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:51,056 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:54:51,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:54:51,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:51,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:51,133 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-08-08 03:54:51,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-08-08 03:54:51,320 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:51,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:51,320 INFO L82 PathProgramCache]: Analyzing trace with hash 2071762036, now seen corresponding path program 1 times [2021-08-08 03:54:51,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:51,321 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995956571] [2021-08-08 03:54:51,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:51,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:51,328 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:51,328 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1537832343] [2021-08-08 03:54:51,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:51,328 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:51,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:51,333 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:54:51,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-08 03:54:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-08 03:54:51,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-08 03:54:51,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:54:51,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:54:51,455 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:54:51,455 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995956571] [2021-08-08 03:54:51,455 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:54:51,455 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1537832343] [2021-08-08 03:54:51,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1537832343] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-08 03:54:51,455 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-08 03:54:51,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-08 03:54:51,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079888048] [2021-08-08 03:54:51,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-08 03:54:51,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:54:51,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-08 03:54:51,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-08 03:54:51,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:51,458 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:54:51,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:54:51,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:51,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:51,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:51,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-08 03:54:51,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:51,697 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:51,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:51,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1036611248, now seen corresponding path program 1 times [2021-08-08 03:54:51,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:51,698 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243486734] [2021-08-08 03:54:51,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:51,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:51,702 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:51,703 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1826261863] [2021-08-08 03:54:51,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:51,703 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:51,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:51,704 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:54:51,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-08 03:54:51,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-08 03:54:51,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-08 03:54:51,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:54:52,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:54:52,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:54:52,035 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243486734] [2021-08-08 03:54:52,035 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:54:52,035 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1826261863] [2021-08-08 03:54:52,036 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1826261863] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:54:52,036 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:54:52,036 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-08-08 03:54:52,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979112491] [2021-08-08 03:54:52,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-08 03:54:52,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:54:52,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-08 03:54:52,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-08 03:54:52,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:52,037 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:54:52,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:54:52,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:52,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:52,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:52,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:52,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:52,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:52,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-08 03:54:52,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:52,265 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:52,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:52,266 INFO L82 PathProgramCache]: Analyzing trace with hash -943482366, now seen corresponding path program 1 times [2021-08-08 03:54:52,266 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:52,266 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878813715] [2021-08-08 03:54:52,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:52,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:52,272 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:52,272 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1886766369] [2021-08-08 03:54:52,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:52,272 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:52,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:52,279 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:54:52,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-08 03:54:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-08 03:54:52,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-08 03:54:52,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:54:52,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-08 03:54:52,503 INFO L354 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2021-08-08 03:54:52,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 20 [2021-08-08 03:54:52,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-08 03:54:52,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:54:52,668 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:54:52,668 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878813715] [2021-08-08 03:54:52,668 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:54:52,668 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1886766369] [2021-08-08 03:54:52,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1886766369] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:54:52,669 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:54:52,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-08-08 03:54:52,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370337962] [2021-08-08 03:54:52,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-08 03:54:52,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:54:52,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-08 03:54:52,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-08-08 03:54:52,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:52,671 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:54:52,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:54:52,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:52,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:52,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:52,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:52,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:52,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:52,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:52,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:52,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-08 03:54:53,001 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:53,001 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:53,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:53,002 INFO L82 PathProgramCache]: Analyzing trace with hash -19907198, now seen corresponding path program 2 times [2021-08-08 03:54:53,002 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:53,002 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239799196] [2021-08-08 03:54:53,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:53,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:53,008 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:53,009 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [47571166] [2021-08-08 03:54:53,009 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-08 03:54:53,009 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:53,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:53,011 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:54:53,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-08 03:54:53,072 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-08 03:54:53,072 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:54:53,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-08 03:54:53,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:54:53,301 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:54:53,301 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:54:53,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239799196] [2021-08-08 03:54:53,301 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:54:53,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47571166] [2021-08-08 03:54:53,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [47571166] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:54:53,301 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:54:53,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-08-08 03:54:53,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285706330] [2021-08-08 03:54:53,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-08 03:54:53,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:54:53,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-08 03:54:53,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-08-08 03:54:53,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:53,303 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:54:53,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:54:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:53,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:53,358 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-08 03:54:53,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:53,558 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:53,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:53,559 INFO L82 PathProgramCache]: Analyzing trace with hash -717364812, now seen corresponding path program 3 times [2021-08-08 03:54:53,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:53,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725121802] [2021-08-08 03:54:53,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:53,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:53,564 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:53,564 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1067702297] [2021-08-08 03:54:53,564 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-08 03:54:53,564 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:53,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:53,565 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:54:53,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-08 03:54:53,617 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-08 03:54:53,617 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:54:53,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-08 03:54:53,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:54:53,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-08 03:54:53,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:54:53,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-08 03:54:53,807 INFO L354 Elim1Store]: treesize reduction 52, result has 11.9 percent of original size [2021-08-08 03:54:53,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 43 treesize of output 35 [2021-08-08 03:54:53,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-08-08 03:54:53,937 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:54:53,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:54:53,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725121802] [2021-08-08 03:54:53,937 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:54:53,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1067702297] [2021-08-08 03:54:53,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1067702297] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:54:53,937 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:54:53,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-08-08 03:54:53,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955997071] [2021-08-08 03:54:53,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-08 03:54:53,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:54:53,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-08 03:54:53,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-08-08 03:54:53,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:53,938 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:54:53,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:54:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:54,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:54,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:54,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:54,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:54,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:54,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:54,057 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-08-08 03:54:54,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:54,245 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:54,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:54,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1600197616, now seen corresponding path program 4 times [2021-08-08 03:54:54,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:54,245 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028006420] [2021-08-08 03:54:54,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:54,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:54,251 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:54,251 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [785437369] [2021-08-08 03:54:54,251 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-08 03:54:54,251 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:54,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:54,260 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:54:54,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-08 03:54:54,340 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-08 03:54:54,340 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:54:54,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-08 03:54:54,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:54:54,602 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:54:54,603 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:54:54,603 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028006420] [2021-08-08 03:54:54,603 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:54:54,603 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [785437369] [2021-08-08 03:54:54,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [785437369] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:54:54,603 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:54:54,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2021-08-08 03:54:54,603 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331700138] [2021-08-08 03:54:54,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-08 03:54:54,603 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:54:54,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-08 03:54:54,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2021-08-08 03:54:54,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:54,604 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:54:54,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:54:54,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:54,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:54,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:54,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:54,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:54,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:54,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:54,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:54,671 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-08 03:54:54,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-08-08 03:54:54,862 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:54,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:54,862 INFO L82 PathProgramCache]: Analyzing trace with hash -1842066494, now seen corresponding path program 5 times [2021-08-08 03:54:54,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:54,862 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922596110] [2021-08-08 03:54:54,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:54,863 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:54,868 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:54,869 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [922540473] [2021-08-08 03:54:54,869 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-08 03:54:54,869 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:54,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:54,873 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:54:54,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-08 03:54:54,982 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-08-08 03:54:54,983 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:54:54,983 WARN L261 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 29 conjunts are in the unsatisfiable core [2021-08-08 03:54:54,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:54:55,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-08 03:54:55,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:54:55,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-08 03:54:55,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-08 03:54:55,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-08 03:54:55,284 INFO L354 Elim1Store]: treesize reduction 137, result has 6.8 percent of original size [2021-08-08 03:54:55,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 63 treesize of output 50 [2021-08-08 03:54:55,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-08-08 03:54:55,464 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:54:55,464 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:54:55,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922596110] [2021-08-08 03:54:55,464 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:54:55,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [922540473] [2021-08-08 03:54:55,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [922540473] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:54:55,464 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:54:55,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2021-08-08 03:54:55,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262418855] [2021-08-08 03:54:55,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-08 03:54:55,465 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:54:55,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-08 03:54:55,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-08-08 03:54:55,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:55,465 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:54:55,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:54:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:55,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:55,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:55,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:55,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:55,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:55,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:55,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:55,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:54:55,631 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-08 03:54:55,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:55,815 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:55,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:55,816 INFO L82 PathProgramCache]: Analyzing trace with hash -2106211390, now seen corresponding path program 6 times [2021-08-08 03:54:55,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:55,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252122054] [2021-08-08 03:54:55,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:55,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:55,823 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:55,823 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1780472240] [2021-08-08 03:54:55,823 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-08 03:54:55,823 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:55,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:55,824 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:54:55,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-08 03:54:55,935 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-08-08 03:54:55,935 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:54:55,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-08 03:54:55,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:54:56,223 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:54:56,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:54:56,224 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252122054] [2021-08-08 03:54:56,224 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:54:56,224 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780472240] [2021-08-08 03:54:56,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1780472240] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:54:56,224 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:54:56,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2021-08-08 03:54:56,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464924760] [2021-08-08 03:54:56,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-08 03:54:56,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:54:56,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-08 03:54:56,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2021-08-08 03:54:56,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:56,226 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:54:56,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:54:56,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:56,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:56,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:56,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:56,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:56,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:56,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:56,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:54:56,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:56,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:56,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:56,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:56,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:56,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:56,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:56,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:56,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:54:56,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:56,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-08 03:54:56,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-08-08 03:54:56,491 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:56,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:56,491 INFO L82 PathProgramCache]: Analyzing trace with hash 1680998132, now seen corresponding path program 7 times [2021-08-08 03:54:56,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:56,492 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686300033] [2021-08-08 03:54:56,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:56,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:56,498 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:56,498 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1645493622] [2021-08-08 03:54:56,498 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-08 03:54:56,498 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:56,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:56,499 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:54:56,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-08 03:54:56,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-08 03:54:56,646 WARN L261 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 35 conjunts are in the unsatisfiable core [2021-08-08 03:54:56,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:54:56,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:54:56,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:54:56,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-08 03:54:56,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-08 03:54:56,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-08 03:54:56,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:54:56,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-08 03:54:57,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-08 03:54:57,108 INFO L354 Elim1Store]: treesize reduction 262, result has 4.7 percent of original size [2021-08-08 03:54:57,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 83 treesize of output 65 [2021-08-08 03:54:57,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-08-08 03:54:57,311 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:54:57,312 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:54:57,312 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686300033] [2021-08-08 03:54:57,312 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:54:57,312 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1645493622] [2021-08-08 03:54:57,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1645493622] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:54:57,312 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:54:57,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2021-08-08 03:54:57,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991162118] [2021-08-08 03:54:57,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-08 03:54:57,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:54:57,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-08 03:54:57,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-08-08 03:54:57,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:57,313 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:54:57,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:54:57,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:57,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:57,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:57,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:57,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:57,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:57,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:57,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:54:57,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:57,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:57,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:57,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:57,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:57,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:57,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:57,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:57,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:57,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:54:57,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:57,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:54:57,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-08 03:54:57,745 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-08-08 03:54:57,745 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:57,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:57,746 INFO L82 PathProgramCache]: Analyzing trace with hash -265390384, now seen corresponding path program 8 times [2021-08-08 03:54:57,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:57,746 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482526036] [2021-08-08 03:54:57,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:57,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:57,753 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:57,754 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2077787642] [2021-08-08 03:54:57,754 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-08 03:54:57,754 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:57,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:57,769 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:54:57,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-08 03:54:57,930 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-08 03:54:57,931 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:54:57,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 19 conjunts are in the unsatisfiable core [2021-08-08 03:54:57,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:54:58,227 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:54:58,227 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:54:58,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482526036] [2021-08-08 03:54:58,227 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:54:58,228 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2077787642] [2021-08-08 03:54:58,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2077787642] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:54:58,228 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:54:58,228 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-08-08 03:54:58,228 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210103155] [2021-08-08 03:54:58,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-08 03:54:58,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:54:58,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-08 03:54:58,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2021-08-08 03:54:58,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:58,229 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:54:58,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 17 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:54:58,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:58,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:58,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:58,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:58,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:58,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:58,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:58,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:54:58,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:58,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:54:58,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:58,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:58,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:54:58,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:58,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:54:58,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:54:58,314 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-08 03:54:58,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-08-08 03:54:58,504 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:58,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:58,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1405660546, now seen corresponding path program 9 times [2021-08-08 03:54:58,505 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:58,505 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42121152] [2021-08-08 03:54:58,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:58,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:58,513 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:58,513 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [109933155] [2021-08-08 03:54:58,513 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-08 03:54:58,513 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:58,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:58,515 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:54:58,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-08 03:54:58,706 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-08-08 03:54:58,706 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:54:58,707 WARN L261 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 41 conjunts are in the unsatisfiable core [2021-08-08 03:54:58,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:54:58,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:54:58,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:54:58,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:54:58,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:54:58,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-08 03:54:58,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:54:58,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:54:58,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:54:58,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:54:58,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:54:58,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2021-08-08 03:54:58,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2021-08-08 03:54:58,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-08 03:54:59,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-08 03:54:59,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-08 03:54:59,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-08 03:54:59,319 INFO L354 Elim1Store]: treesize reduction 427, result has 3.6 percent of original size [2021-08-08 03:54:59,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 35 case distinctions, treesize of input 103 treesize of output 80 [2021-08-08 03:54:59,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-08-08 03:54:59,508 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:54:59,508 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:54:59,508 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42121152] [2021-08-08 03:54:59,508 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:54:59,509 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [109933155] [2021-08-08 03:54:59,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [109933155] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:54:59,509 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:54:59,509 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-08-08 03:54:59,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546070616] [2021-08-08 03:54:59,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-08 03:54:59,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:54:59,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-08 03:54:59,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2021-08-08 03:54:59,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:59,510 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:54:59,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:54:59,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:59,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:59,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:59,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:59,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:59,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:59,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:59,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:54:59,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:59,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:54:59,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:54:59,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:54:59,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:59,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:59,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:54:59,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:59,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:54:59,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:59,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:54:59,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:54:59,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:54:59,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:54:59,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:54:59,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:54:59,783 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-08-08 03:54:59,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-08-08 03:54:59,983 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:54:59,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:54:59,983 INFO L82 PathProgramCache]: Analyzing trace with hash -210920958, now seen corresponding path program 10 times [2021-08-08 03:54:59,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:54:59,983 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278307975] [2021-08-08 03:54:59,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:54:59,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:54:59,990 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:54:59,990 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1727403466] [2021-08-08 03:54:59,990 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-08 03:54:59,990 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:54:59,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:54:59,992 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:00,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-08 03:55:00,210 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-08 03:55:00,210 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:00,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-08 03:55:00,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:00,611 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:00,611 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:00,611 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278307975] [2021-08-08 03:55:00,611 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:00,611 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1727403466] [2021-08-08 03:55:00,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1727403466] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:00,611 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:00,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-08-08 03:55:00,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541885465] [2021-08-08 03:55:00,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-08 03:55:00,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:00,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-08 03:55:00,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2021-08-08 03:55:00,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:00,612 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:00,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:00,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:00,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:00,704 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-08 03:55:00,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:00,898 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:00,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:00,899 INFO L82 PathProgramCache]: Analyzing trace with hash -648745932, now seen corresponding path program 11 times [2021-08-08 03:55:00,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:00,899 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262582514] [2021-08-08 03:55:00,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:00,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:00,906 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:00,906 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1138216218] [2021-08-08 03:55:00,906 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-08 03:55:00,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:00,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:00,907 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:00,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-08 03:55:01,147 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-08-08 03:55:01,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:01,148 WARN L261 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 47 conjunts are in the unsatisfiable core [2021-08-08 03:55:01,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:01,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:55:01,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-08-08 03:55:01,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2021-08-08 03:55:01,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-08-08 03:55:01,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-08-08 03:55:01,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 58 [2021-08-08 03:55:01,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-08 03:55:01,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2021-08-08 03:55:01,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:01,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 50 [2021-08-08 03:55:01,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-08 03:55:01,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 76 [2021-08-08 03:55:02,134 INFO L354 Elim1Store]: treesize reduction 632, result has 2.9 percent of original size [2021-08-08 03:55:02,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 15 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 51 case distinctions, treesize of input 123 treesize of output 95 [2021-08-08 03:55:02,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 70 [2021-08-08 03:55:02,374 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:02,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:02,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262582514] [2021-08-08 03:55:02,374 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:02,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1138216218] [2021-08-08 03:55:02,374 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1138216218] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:02,374 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:02,374 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-08-08 03:55:02,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99813637] [2021-08-08 03:55:02,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-08 03:55:02,375 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:02,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-08 03:55:02,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2021-08-08 03:55:02,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:02,375 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:02,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 19 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:02,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:02,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:02,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:02,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:02,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:02,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:02,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:02,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:02,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:02,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:02,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:02,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:02,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:02,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:02,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:02,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-08-08 03:55:02,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:02,950 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:02,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:02,950 INFO L82 PathProgramCache]: Analyzing trace with hash 526987664, now seen corresponding path program 12 times [2021-08-08 03:55:02,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:02,950 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732823416] [2021-08-08 03:55:02,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:02,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:02,956 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:02,956 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1317101629] [2021-08-08 03:55:02,957 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-08 03:55:02,957 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:02,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:02,959 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:02,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-08 03:55:03,264 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-08-08 03:55:03,264 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:03,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 25 conjunts are in the unsatisfiable core [2021-08-08 03:55:03,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:03,722 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:03,723 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:03,723 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732823416] [2021-08-08 03:55:03,723 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:03,723 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1317101629] [2021-08-08 03:55:03,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1317101629] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:03,723 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:03,723 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2021-08-08 03:55:03,723 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54407634] [2021-08-08 03:55:03,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-08 03:55:03,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:03,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-08 03:55:03,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=325, Unknown=0, NotChecked=0, Total=420 [2021-08-08 03:55:03,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:03,724 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:03,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 21 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:03,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:03,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:03,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:03,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:03,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:03,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:03,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:03,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:03,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:03,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:03,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:03,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:03,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:03,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:03,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:03,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:03,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:03,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:03,830 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2021-08-08 03:55:04,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-08-08 03:55:04,010 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:04,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:04,010 INFO L82 PathProgramCache]: Analyzing trace with hash 683982658, now seen corresponding path program 13 times [2021-08-08 03:55:04,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:04,010 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039613393] [2021-08-08 03:55:04,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:04,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:04,017 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:04,017 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [693666517] [2021-08-08 03:55:04,017 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-08 03:55:04,017 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:04,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:04,020 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:04,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-08-08 03:55:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-08 03:55:04,334 WARN L261 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 53 conjunts are in the unsatisfiable core [2021-08-08 03:55:04,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:04,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:55:04,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:55:04,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-08 03:55:04,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2021-08-08 03:55:04,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 60 [2021-08-08 03:55:04,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-08-08 03:55:04,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-08 03:55:04,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-08 03:55:04,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2021-08-08 03:55:04,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-08 03:55:04,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:04,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 63 [2021-08-08 03:55:05,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:05,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:05,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:05,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:05,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:05,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:05,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:05,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 82 [2021-08-08 03:55:05,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-08 03:55:05,505 INFO L354 Elim1Store]: treesize reduction 877, result has 2.4 percent of original size [2021-08-08 03:55:05,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 70 case distinctions, treesize of input 143 treesize of output 110 [2021-08-08 03:55:05,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-08-08 03:55:05,792 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:05,792 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:05,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039613393] [2021-08-08 03:55:05,792 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:05,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [693666517] [2021-08-08 03:55:05,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [693666517] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:05,793 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:05,793 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2021-08-08 03:55:05,793 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063842441] [2021-08-08 03:55:05,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-08 03:55:05,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:05,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-08 03:55:05,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2021-08-08 03:55:05,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:05,793 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:05,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 21 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:06,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:06,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:06,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:06,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:06,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:06,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:06,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:06,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:06,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:06,258 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-08-08 03:55:06,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-08 03:55:06,449 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:06,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:06,449 INFO L82 PathProgramCache]: Analyzing trace with hash -1108099006, now seen corresponding path program 14 times [2021-08-08 03:55:06,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:06,449 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366416828] [2021-08-08 03:55:06,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:06,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:06,460 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:06,460 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [791546750] [2021-08-08 03:55:06,460 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-08 03:55:06,460 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:06,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:06,477 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:06,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-08-08 03:55:06,844 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-08 03:55:06,844 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:06,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 28 conjunts are in the unsatisfiable core [2021-08-08 03:55:06,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:07,269 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 29 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:07,269 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:07,269 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366416828] [2021-08-08 03:55:07,269 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:07,269 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791546750] [2021-08-08 03:55:07,269 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791546750] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:07,269 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:07,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2021-08-08 03:55:07,270 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321290553] [2021-08-08 03:55:07,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-08-08 03:55:07,270 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:07,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-08 03:55:07,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-08-08 03:55:07,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:07,271 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:07,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 1.35) internal successors, (27), 20 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:07,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:07,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:07,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:07,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:07,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:07,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:07,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:07,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:07,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:07,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:07,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:07,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:07,384 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-08-08 03:55:07,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-08-08 03:55:07,561 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:07,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:07,561 INFO L82 PathProgramCache]: Analyzing trace with hash -559765132, now seen corresponding path program 15 times [2021-08-08 03:55:07,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:07,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927173160] [2021-08-08 03:55:07,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:07,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:07,576 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:07,576 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1986482306] [2021-08-08 03:55:07,576 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-08 03:55:07,576 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:07,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:07,577 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:07,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-08-08 03:55:07,985 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-08-08 03:55:07,985 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:07,987 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 61 conjunts are in the unsatisfiable core [2021-08-08 03:55:07,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:08,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:55:08,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:55:08,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-08 03:55:08,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 42 [2021-08-08 03:55:08,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 56 [2021-08-08 03:55:08,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 70 [2021-08-08 03:55:08,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-08 03:55:08,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-08 03:55:08,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-08 03:55:08,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-08 03:55:08,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-08 03:55:08,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-08 03:55:08,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:08,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 79 [2021-08-08 03:55:09,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-08 03:55:09,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2021-08-08 03:55:09,548 INFO L354 Elim1Store]: treesize reduction 1162, result has 2.1 percent of original size [2021-08-08 03:55:09,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 28 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 92 case distinctions, treesize of input 163 treesize of output 125 [2021-08-08 03:55:09,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 94 [2021-08-08 03:55:09,890 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:09,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:09,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927173160] [2021-08-08 03:55:09,890 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:09,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1986482306] [2021-08-08 03:55:09,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1986482306] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:09,891 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:09,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2021-08-08 03:55:09,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598855561] [2021-08-08 03:55:09,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-08 03:55:09,891 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:09,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-08 03:55:09,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2021-08-08 03:55:09,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:09,891 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:09,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 23 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:10,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:10,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:10,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-08-08 03:55:10,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-08-08 03:55:10,569 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:10,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:10,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1009574832, now seen corresponding path program 16 times [2021-08-08 03:55:10,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:10,570 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356642781] [2021-08-08 03:55:10,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:10,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:10,592 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:10,593 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [628869355] [2021-08-08 03:55:10,593 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-08 03:55:10,593 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:10,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:10,593 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:10,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-08-08 03:55:11,060 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-08 03:55:11,061 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:11,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 26 conjunts are in the unsatisfiable core [2021-08-08 03:55:11,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:11,564 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 36 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:11,564 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:11,564 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356642781] [2021-08-08 03:55:11,564 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:11,565 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628869355] [2021-08-08 03:55:11,565 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [628869355] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:11,565 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:11,565 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2021-08-08 03:55:11,565 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43216521] [2021-08-08 03:55:11,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-08 03:55:11,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:11,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-08 03:55:11,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2021-08-08 03:55:11,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:11,566 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:11,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.16) internal successors, (29), 25 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:11,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:11,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:11,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:11,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:11,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-08-08 03:55:11,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:11,905 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:11,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:11,905 INFO L82 PathProgramCache]: Analyzing trace with hash 1953267970, now seen corresponding path program 17 times [2021-08-08 03:55:11,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:11,905 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124817990] [2021-08-08 03:55:11,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:11,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:11,917 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:11,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [15436907] [2021-08-08 03:55:11,918 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-08 03:55:11,918 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:11,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:11,920 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:11,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-08-08 03:55:12,418 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-08-08 03:55:12,418 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:12,419 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 65 conjunts are in the unsatisfiable core [2021-08-08 03:55:12,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:12,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:55:12,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:55:12,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:12,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:12,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-08 03:55:12,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-08 03:55:12,546 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 [2021-08-08 03:55:12,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:12,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:12,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:12,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:12,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:12,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 62 [2021-08-08 03:55:12,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-08 03:55:12,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-08 03:55:12,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-08-08 03:55:12,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-08 03:55:13,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:13,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-08 03:55:13,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:13,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:13,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:13,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 55 [2021-08-08 03:55:13,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-08 03:55:13,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:13,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:13,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:13,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:13,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 79 [2021-08-08 03:55:13,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-08 03:55:13,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2021-08-08 03:55:13,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 124 [2021-08-08 03:55:14,307 INFO L354 Elim1Store]: treesize reduction 1487, result has 1.8 percent of original size [2021-08-08 03:55:14,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 36 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 117 case distinctions, treesize of input 183 treesize of output 140 [2021-08-08 03:55:14,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 106 [2021-08-08 03:55:14,628 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:14,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:14,628 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124817990] [2021-08-08 03:55:14,628 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:14,628 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [15436907] [2021-08-08 03:55:14,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [15436907] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:14,628 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:14,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2021-08-08 03:55:14,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72375601] [2021-08-08 03:55:14,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-08 03:55:14,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:14,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-08 03:55:14,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2021-08-08 03:55:14,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:14,629 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:14,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.2) internal successors, (30), 25 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:14,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:14,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:15,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:15,238 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2021-08-08 03:55:15,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:15,415 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:15,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:15,416 INFO L82 PathProgramCache]: Analyzing trace with hash -414959998, now seen corresponding path program 18 times [2021-08-08 03:55:15,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:15,416 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628694510] [2021-08-08 03:55:15,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:15,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:15,423 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:15,423 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1720286904] [2021-08-08 03:55:15,423 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-08 03:55:15,424 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:15,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:15,428 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:15,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-08-08 03:55:16,006 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-08-08 03:55:16,006 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:16,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 28 conjunts are in the unsatisfiable core [2021-08-08 03:55:16,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:16,449 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 45 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:16,449 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:16,449 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628694510] [2021-08-08 03:55:16,449 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:16,449 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720286904] [2021-08-08 03:55:16,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1720286904] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:16,449 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:16,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2021-08-08 03:55:16,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451237761] [2021-08-08 03:55:16,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-08 03:55:16,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:16,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-08 03:55:16,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=535, Unknown=0, NotChecked=0, Total=702 [2021-08-08 03:55:16,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:16,450 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:16,451 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 1.1481481481481481) internal successors, (31), 27 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:16,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:16,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:16,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-08-08 03:55:16,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:16,753 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:16,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:16,754 INFO L82 PathProgramCache]: Analyzing trace with hash -686344524, now seen corresponding path program 19 times [2021-08-08 03:55:16,754 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:16,754 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191355867] [2021-08-08 03:55:16,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:16,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:16,762 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:16,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [732223333] [2021-08-08 03:55:16,762 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-08 03:55:16,763 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:16,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:16,763 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:16,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-08-08 03:55:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-08 03:55:17,390 WARN L261 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 71 conjunts are in the unsatisfiable core [2021-08-08 03:55:17,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:17,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:55:17,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:55:17,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-08 03:55:17,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-08 03:55:17,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 52 [2021-08-08 03:55:17,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 66 [2021-08-08 03:55:17,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 80 [2021-08-08 03:55:17,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:17,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 94 [2021-08-08 03:55:17,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-08-08 03:55:17,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 98 [2021-08-08 03:55:18,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-08 03:55:18,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-08 03:55:18,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-08 03:55:18,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-08 03:55:18,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 79 [2021-08-08 03:55:18,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-08 03:55:18,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 111 [2021-08-08 03:55:18,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:18,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 130 [2021-08-08 03:55:19,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-08 03:55:19,748 INFO L354 Elim1Store]: treesize reduction 1852, result has 1.6 percent of original size [2021-08-08 03:55:19,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 45 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 145 case distinctions, treesize of input 203 treesize of output 155 [2021-08-08 03:55:19,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 118 [2021-08-08 03:55:20,102 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:20,103 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:20,103 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191355867] [2021-08-08 03:55:20,103 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:20,103 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [732223333] [2021-08-08 03:55:20,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [732223333] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:20,103 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:20,103 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2021-08-08 03:55:20,103 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731083090] [2021-08-08 03:55:20,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-08 03:55:20,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:20,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-08 03:55:20,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2021-08-08 03:55:20,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:20,104 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:20,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 1.1851851851851851) internal successors, (32), 27 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:20,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:20,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:20,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:20,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:20,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:20,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:20,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:20,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:20,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:20,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:20,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:20,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:20,932 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2021-08-08 03:55:21,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:21,125 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:21,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:21,125 INFO L82 PathProgramCache]: Analyzing trace with hash -638568688, now seen corresponding path program 20 times [2021-08-08 03:55:21,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:21,125 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388910359] [2021-08-08 03:55:21,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:21,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:21,133 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:21,133 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1462205557] [2021-08-08 03:55:21,133 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-08 03:55:21,133 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:21,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:21,137 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:21,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-08-08 03:55:21,824 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-08 03:55:21,824 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:21,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 30 conjunts are in the unsatisfiable core [2021-08-08 03:55:21,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:22,386 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 55 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:22,386 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:22,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388910359] [2021-08-08 03:55:22,387 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:22,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1462205557] [2021-08-08 03:55:22,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1462205557] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:22,387 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:22,387 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2021-08-08 03:55:22,387 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845240655] [2021-08-08 03:55:22,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-08 03:55:22,387 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:22,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-08 03:55:22,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=619, Unknown=0, NotChecked=0, Total=812 [2021-08-08 03:55:22,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:22,388 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:22,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 29 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:22,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:22,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:22,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:22,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2021-08-08 03:55:22,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:22,710 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:22,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:22,711 INFO L82 PathProgramCache]: Analyzing trace with hash 553906882, now seen corresponding path program 21 times [2021-08-08 03:55:22,711 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:22,711 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193359835] [2021-08-08 03:55:22,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:22,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:22,718 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:22,719 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [699913980] [2021-08-08 03:55:22,719 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-08 03:55:22,719 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:22,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:22,720 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:22,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-08-08 03:55:23,485 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-08-08 03:55:23,485 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:23,487 WARN L261 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 79 conjunts are in the unsatisfiable core [2021-08-08 03:55:23,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:23,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-08 03:55:23,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2021-08-08 03:55:23,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 36 [2021-08-08 03:55:23,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-08 03:55:23,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2021-08-08 03:55:23,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 58 [2021-08-08 03:55:23,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-08 03:55:23,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-08 03:55:23,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 92 [2021-08-08 03:55:23,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:23,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 106 [2021-08-08 03:55:23,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 108 [2021-08-08 03:55:24,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-08 03:55:24,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-08 03:55:24,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 47 [2021-08-08 03:55:24,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 66 [2021-08-08 03:55:24,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,796 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 [2021-08-08 03:55:24,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:24,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 104 [2021-08-08 03:55:25,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 123 [2021-08-08 03:55:25,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 124 [2021-08-08 03:55:25,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-08 03:55:25,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:25,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 159 [2021-08-08 03:55:26,655 INFO L354 Elim1Store]: treesize reduction 2257, result has 1.5 percent of original size [2021-08-08 03:55:26,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 55 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 176 case distinctions, treesize of input 223 treesize of output 170 [2021-08-08 03:55:26,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 130 [2021-08-08 03:55:27,076 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:27,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:27,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193359835] [2021-08-08 03:55:27,076 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:27,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [699913980] [2021-08-08 03:55:27,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [699913980] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:27,076 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:27,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2021-08-08 03:55:27,076 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271681151] [2021-08-08 03:55:27,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-08 03:55:27,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:27,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-08 03:55:27,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=734, Unknown=0, NotChecked=0, Total=812 [2021-08-08 03:55:27,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:27,077 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:27,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 29 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:27,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:27,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:27,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:27,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:27,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:28,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:28,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:28,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:28,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:28,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:28,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:28,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:28,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-08-08 03:55:28,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-08-08 03:55:28,209 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:28,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:28,209 INFO L82 PathProgramCache]: Analyzing trace with hash -845480766, now seen corresponding path program 22 times [2021-08-08 03:55:28,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:28,210 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017273813] [2021-08-08 03:55:28,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:28,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:28,217 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:28,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1163225213] [2021-08-08 03:55:28,217 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-08 03:55:28,217 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:28,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:28,229 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:28,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-08-08 03:55:29,086 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-08 03:55:29,086 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:29,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 36 conjunts are in the unsatisfiable core [2021-08-08 03:55:29,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:29,748 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 55 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:29,748 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:29,748 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017273813] [2021-08-08 03:55:29,748 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:29,748 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1163225213] [2021-08-08 03:55:29,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1163225213] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:29,748 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:29,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2021-08-08 03:55:29,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449568813] [2021-08-08 03:55:29,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-08 03:55:29,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:29,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-08 03:55:29,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=720, Unknown=0, NotChecked=0, Total=930 [2021-08-08 03:55:29,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:29,749 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:29,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 1.1290322580645162) internal successors, (35), 31 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:29,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:29,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:29,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:29,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:29,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:29,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:29,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:29,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:29,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:29,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:29,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:29,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:29,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-08-08 03:55:30,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-08-08 03:55:30,111 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:30,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:30,111 INFO L82 PathProgramCache]: Analyzing trace with hash -1632726028, now seen corresponding path program 23 times [2021-08-08 03:55:30,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:30,112 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404222054] [2021-08-08 03:55:30,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:30,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:30,128 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:30,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1403503237] [2021-08-08 03:55:30,129 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-08 03:55:30,129 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:30,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:30,135 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:30,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-08-08 03:55:31,119 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-08-08 03:55:31,119 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:31,121 WARN L261 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 83 conjunts are in the unsatisfiable core [2021-08-08 03:55:31,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:31,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:55:31,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:55:31,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,173 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 [2021-08-08 03:55:31,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-08 03:55:31,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,239 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 [2021-08-08 03:55:31,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 66 [2021-08-08 03:55:31,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 80 [2021-08-08 03:55:31,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-08 03:55:31,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 92 [2021-08-08 03:55:31,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 98 [2021-08-08 03:55:31,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:31,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 112 [2021-08-08 03:55:31,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 118 [2021-08-08 03:55:31,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-08 03:55:32,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-08 03:55:32,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-08 03:55:32,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 63 [2021-08-08 03:55:32,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 82 [2021-08-08 03:55:32,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-08 03:55:32,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2021-08-08 03:55:32,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:32,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 127 [2021-08-08 03:55:33,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:33,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 146 [2021-08-08 03:55:33,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 156 [2021-08-08 03:55:33,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 172 [2021-08-08 03:55:34,788 INFO L354 Elim1Store]: treesize reduction 2702, result has 1.4 percent of original size [2021-08-08 03:55:34,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 66 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 210 case distinctions, treesize of input 243 treesize of output 185 [2021-08-08 03:55:34,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 142 [2021-08-08 03:55:35,227 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 157 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:35,227 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:35,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404222054] [2021-08-08 03:55:35,227 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:35,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1403503237] [2021-08-08 03:55:35,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1403503237] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:35,227 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:35,227 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2021-08-08 03:55:35,228 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052724515] [2021-08-08 03:55:35,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-08 03:55:35,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:35,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-08 03:55:35,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=846, Unknown=0, NotChecked=0, Total=930 [2021-08-08 03:55:35,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:35,228 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:35,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 31 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:35,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:55:36,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-08-08 03:55:36,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-08-08 03:55:36,537 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:36,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:36,537 INFO L82 PathProgramCache]: Analyzing trace with hash 88375760, now seen corresponding path program 24 times [2021-08-08 03:55:36,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:36,537 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108518906] [2021-08-08 03:55:36,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:36,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:36,546 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:36,547 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1077319857] [2021-08-08 03:55:36,547 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-08 03:55:36,547 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:36,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:36,547 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:36,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-08-08 03:55:37,624 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-08-08 03:55:37,624 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:37,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 34 conjunts are in the unsatisfiable core [2021-08-08 03:55:37,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:38,251 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 79 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:38,252 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:38,252 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108518906] [2021-08-08 03:55:38,252 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:38,252 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1077319857] [2021-08-08 03:55:38,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1077319857] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:38,252 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:38,252 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2021-08-08 03:55:38,252 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782095358] [2021-08-08 03:55:38,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-08 03:55:38,252 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:38,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-08 03:55:38,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=655, Unknown=0, NotChecked=0, Total=870 [2021-08-08 03:55:38,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:38,253 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:38,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 1.2333333333333334) internal successors, (37), 30 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:38,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:38,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:38,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:38,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:38,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:38,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:38,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:38,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:38,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:55:38,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:38,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:55:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:55:38,427 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2021-08-08 03:55:38,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:38,607 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:38,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:38,607 INFO L82 PathProgramCache]: Analyzing trace with hash -540076926, now seen corresponding path program 25 times [2021-08-08 03:55:38,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:38,607 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126430745] [2021-08-08 03:55:38,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:38,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:38,616 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:38,616 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1327938012] [2021-08-08 03:55:38,617 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-08 03:55:38,617 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:38,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:38,617 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:38,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2021-08-08 03:55:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-08 03:55:39,703 WARN L261 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 89 conjunts are in the unsatisfiable core [2021-08-08 03:55:39,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:39,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-08 03:55:39,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:55:39,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-08 03:55:39,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-08 03:55:39,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2021-08-08 03:55:39,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 58 [2021-08-08 03:55:39,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-08 03:55:39,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-08 03:55:40,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 92 [2021-08-08 03:55:40,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 106 [2021-08-08 03:55:40,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 108 [2021-08-08 03:55:40,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 122 [2021-08-08 03:55:40,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 128 [2021-08-08 03:55:40,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-08 03:55:40,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-08 03:55:40,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:40,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 55 [2021-08-08 03:55:41,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2021-08-08 03:55:41,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 93 [2021-08-08 03:55:41,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-08 03:55:41,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 111 [2021-08-08 03:55:41,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 130 [2021-08-08 03:55:41,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:41,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 149 [2021-08-08 03:55:42,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 168 [2021-08-08 03:55:42,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 172 [2021-08-08 03:55:42,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:42,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 191 [2021-08-08 03:55:44,360 INFO L354 Elim1Store]: treesize reduction 3187, result has 1.2 percent of original size [2021-08-08 03:55:44,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 78 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 247 case distinctions, treesize of input 263 treesize of output 200 [2021-08-08 03:55:44,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 154 [2021-08-08 03:55:44,826 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 183 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:44,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:44,826 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126430745] [2021-08-08 03:55:44,826 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:44,826 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327938012] [2021-08-08 03:55:44,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1327938012] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:44,826 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:44,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2021-08-08 03:55:44,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331147606] [2021-08-08 03:55:44,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-08-08 03:55:44,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:44,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-08-08 03:55:44,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=966, Unknown=0, NotChecked=0, Total=1056 [2021-08-08 03:55:44,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:44,827 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:44,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:55:44,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:46,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:46,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:55:46,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:55:46,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:55:46,162 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2021-08-08 03:55:46,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-08-08 03:55:46,340 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:46,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:46,340 INFO L82 PathProgramCache]: Analyzing trace with hash -399240446, now seen corresponding path program 26 times [2021-08-08 03:55:46,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:46,341 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456529395] [2021-08-08 03:55:46,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:46,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:46,350 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:46,351 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2123459409] [2021-08-08 03:55:46,351 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-08 03:55:46,351 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:46,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:46,369 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:46,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-08-08 03:55:47,546 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-08 03:55:47,546 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:47,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 38 conjunts are in the unsatisfiable core [2021-08-08 03:55:47,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:48,193 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 92 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:48,193 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:48,193 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456529395] [2021-08-08 03:55:48,193 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:48,193 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123459409] [2021-08-08 03:55:48,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2123459409] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:48,193 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:48,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2021-08-08 03:55:48,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072528914] [2021-08-08 03:55:48,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-08-08 03:55:48,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:48,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-08-08 03:55:48,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=245, Invalid=747, Unknown=0, NotChecked=0, Total=992 [2021-08-08 03:55:48,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:48,194 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:48,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:48,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:55:48,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:48,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:55:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:55:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:55:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:55:48,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2021-08-08 03:55:48,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-08-08 03:55:48,619 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:48,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:48,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1248117044, now seen corresponding path program 27 times [2021-08-08 03:55:48,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:48,619 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908835735] [2021-08-08 03:55:48,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:48,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:48,629 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:48,629 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [776264930] [2021-08-08 03:55:48,629 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-08 03:55:48,629 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:48,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:48,630 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:48,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-08-08 03:55:49,999 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-08-08 03:55:49,999 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:50,002 WARN L261 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 102 conjunts are in the unsatisfiable core [2021-08-08 03:55:50,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:50,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:55:50,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:55:50,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-08 03:55:50,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-08 03:55:50,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 52 [2021-08-08 03:55:50,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 66 [2021-08-08 03:55:50,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 80 [2021-08-08 03:55:50,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-08 03:55:50,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 92 [2021-08-08 03:55:50,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 98 [2021-08-08 03:55:50,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 112 [2021-08-08 03:55:50,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:50,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 126 [2021-08-08 03:55:50,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 128 [2021-08-08 03:55:50,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 138 [2021-08-08 03:55:51,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-08 03:55:51,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-08 03:55:51,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-08 03:55:51,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-08 03:55:51,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 76 [2021-08-08 03:55:52,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-08 03:55:52,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 111 [2021-08-08 03:55:52,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:52,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 130 [2021-08-08 03:55:52,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-08 03:55:53,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 159 [2021-08-08 03:55:53,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 178 [2021-08-08 03:55:53,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:53,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 197 [2021-08-08 03:55:53,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 204 [2021-08-08 03:55:54,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,252 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,319 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,329 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:54,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:55:54,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 91 disjoint index pairs (out of 378 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 283 treesize of output 173 [2021-08-08 03:55:54,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 166 [2021-08-08 03:55:54,923 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:54,924 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:54,924 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908835735] [2021-08-08 03:55:54,924 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:54,924 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [776264930] [2021-08-08 03:55:54,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [776264930] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:54,924 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:54,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2021-08-08 03:55:54,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849861747] [2021-08-08 03:55:54,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-08-08 03:55:54,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:54,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-08-08 03:55:54,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1162, Unknown=0, NotChecked=0, Total=1260 [2021-08-08 03:55:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:54,925 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:54,925 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 36 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:55:54,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:55:55,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:55,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2021-08-08 03:55:55,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:55,574 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:55,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:55,574 INFO L82 PathProgramCache]: Analyzing trace with hash 776591682, now seen corresponding path program 28 times [2021-08-08 03:55:55,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:55,574 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441609587] [2021-08-08 03:55:55,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:55,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:55,584 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:55,584 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [12995925] [2021-08-08 03:55:55,585 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-08 03:55:55,585 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:55,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:55,588 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:55,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2021-08-08 03:55:56,978 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-08 03:55:56,978 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:56,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 39 conjunts are in the unsatisfiable core [2021-08-08 03:55:56,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:57,638 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 105 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:55:57,638 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:55:57,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441609587] [2021-08-08 03:55:57,638 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:55:57,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12995925] [2021-08-08 03:55:57,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [12995925] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:55:57,639 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:55:57,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2021-08-08 03:55:57,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930963335] [2021-08-08 03:55:57,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-08-08 03:55:57,639 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:55:57,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-08-08 03:55:57,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=948, Unknown=0, NotChecked=0, Total=1260 [2021-08-08 03:55:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:57,640 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:55:57,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 36 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:57,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:57,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:57,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:55:57,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:55:57,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:55:57,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:55:57,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:57,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:55:58,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:58,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:55:58,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:55:58,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:55:58,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:55:58,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:55:58,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:55:58,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:55:58,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:55:58,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:55:58,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2021-08-08 03:55:58,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:58,233 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:55:58,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:55:58,233 INFO L82 PathProgramCache]: Analyzing trace with hash 1762780738, now seen corresponding path program 29 times [2021-08-08 03:55:58,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:55:58,233 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704411331] [2021-08-08 03:55:58,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:55:58,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:55:58,244 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:55:58,244 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [295084618] [2021-08-08 03:55:58,244 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-08 03:55:58,244 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:55:58,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:55:58,245 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:55:58,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2021-08-08 03:55:59,806 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-08-08 03:55:59,806 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:55:59,808 WARN L261 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 101 conjunts are in the unsatisfiable core [2021-08-08 03:55:59,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:55:59,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:55:59,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:55:59,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-08 03:55:59,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-08 03:55:59,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2021-08-08 03:55:59,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:59,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:59,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:59,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:59,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:55:59,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 62 [2021-08-08 03:55:59,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-08 03:56:00,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-08 03:56:00,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-08-08 03:56:00,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 102 [2021-08-08 03:56:00,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 108 [2021-08-08 03:56:00,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 118 [2021-08-08 03:56:00,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:00,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 132 [2021-08-08 03:56:00,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 138 [2021-08-08 03:56:00,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 148 [2021-08-08 03:56:00,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-08 03:56:01,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-08 03:56:01,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 47 [2021-08-08 03:56:01,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-08 03:56:01,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 79 [2021-08-08 03:56:01,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:01,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 98 [2021-08-08 03:56:01,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2021-08-08 03:56:02,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 127 [2021-08-08 03:56:02,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 146 [2021-08-08 03:56:02,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 165 [2021-08-08 03:56:02,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:02,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 184 [2021-08-08 03:56:03,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 188 [2021-08-08 03:56:03,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 207 [2021-08-08 03:56:03,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:03,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 226 [2021-08-08 03:56:06,585 INFO L354 Elim1Store]: treesize reduction 4277, result has 1.1 percent of original size [2021-08-08 03:56:06,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 105 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 330 case distinctions, treesize of input 303 treesize of output 230 [2021-08-08 03:56:06,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 178 [2021-08-08 03:56:07,154 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 241 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:56:07,154 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:56:07,154 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704411331] [2021-08-08 03:56:07,154 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:56:07,154 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295084618] [2021-08-08 03:56:07,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [295084618] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:56:07,154 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:56:07,154 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2021-08-08 03:56:07,154 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61508346] [2021-08-08 03:56:07,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-08-08 03:56:07,155 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:56:07,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-08-08 03:56:07,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1230, Unknown=0, NotChecked=0, Total=1332 [2021-08-08 03:56:07,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:07,155 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:56:07,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 1.135135135135135) internal successors, (42), 37 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:56:07,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:07,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:07,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:07,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:56:08,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2021-08-08 03:56:08,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-08-08 03:56:08,976 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:56:08,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:56:08,976 INFO L82 PathProgramCache]: Analyzing trace with hash -2025096894, now seen corresponding path program 30 times [2021-08-08 03:56:08,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:56:08,976 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223844640] [2021-08-08 03:56:08,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:56:08,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:56:08,986 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:56:08,987 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [267182062] [2021-08-08 03:56:08,987 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-08 03:56:08,987 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:56:08,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:56:08,987 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:56:08,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2021-08-08 03:56:10,729 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-08-08 03:56:10,729 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:56:10,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 41 conjunts are in the unsatisfiable core [2021-08-08 03:56:10,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:56:11,464 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 120 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:56:11,464 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:56:11,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223844640] [2021-08-08 03:56:11,464 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:56:11,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [267182062] [2021-08-08 03:56:11,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [267182062] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:56:11,464 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:56:11,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2021-08-08 03:56:11,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104494736] [2021-08-08 03:56:11,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-08-08 03:56:11,465 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:56:11,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-08-08 03:56:11,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=353, Invalid=1129, Unknown=0, NotChecked=0, Total=1482 [2021-08-08 03:56:11,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:11,466 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:56:11,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 1.1025641025641026) internal successors, (43), 39 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:11,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:11,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:11,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:11,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:11,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:11,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:11,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:56:11,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:11,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:11,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:11,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:11,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:11,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:11,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:11,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:11,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:56:11,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:56:11,678 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2021-08-08 03:56:11,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:56:11,855 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:56:11,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:56:11,855 INFO L82 PathProgramCache]: Analyzing trace with hash -399131020, now seen corresponding path program 31 times [2021-08-08 03:56:11,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:56:11,855 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658353185] [2021-08-08 03:56:11,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:56:11,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:56:11,877 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:56:11,877 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1570359380] [2021-08-08 03:56:11,877 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-08 03:56:11,877 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:56:11,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:56:11,885 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:56:11,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2021-08-08 03:56:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-08 03:56:13,625 WARN L261 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 107 conjunts are in the unsatisfiable core [2021-08-08 03:56:13,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:56:13,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:56:13,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:56:13,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-08 03:56:13,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2021-08-08 03:56:13,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 60 [2021-08-08 03:56:13,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-08-08 03:56:13,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 88 [2021-08-08 03:56:13,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 102 [2021-08-08 03:56:13,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:13,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 116 [2021-08-08 03:56:14,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 130 [2021-08-08 03:56:14,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 144 [2021-08-08 03:56:14,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:14,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 158 [2021-08-08 03:56:14,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 128 [2021-08-08 03:56:14,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 138 [2021-08-08 03:56:14,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 148 [2021-08-08 03:56:14,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 158 [2021-08-08 03:56:15,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-08 03:56:15,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-08 03:56:15,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 55 [2021-08-08 03:56:15,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-08 03:56:15,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 79 [2021-08-08 03:56:15,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:15,937 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 87 treesize of output 98 [2021-08-08 03:56:16,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2021-08-08 03:56:16,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 127 [2021-08-08 03:56:16,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 146 [2021-08-08 03:56:16,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:16,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 165 [2021-08-08 03:56:17,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:17,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 184 [2021-08-08 03:56:17,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 188 [2021-08-08 03:56:17,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 204 [2021-08-08 03:56:18,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 220 [2021-08-08 03:56:18,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 236 [2021-08-08 03:56:22,072 INFO L354 Elim1Store]: treesize reduction 4882, result has 1.0 percent of original size [2021-08-08 03:56:22,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 32 select indices, 32 select index equivalence classes, 120 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 376 case distinctions, treesize of input 323 treesize of output 245 [2021-08-08 03:56:22,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 190 [2021-08-08 03:56:22,715 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:56:22,715 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:56:22,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658353185] [2021-08-08 03:56:22,716 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:56:22,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570359380] [2021-08-08 03:56:22,716 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570359380] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:56:22,716 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:56:22,716 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2021-08-08 03:56:22,716 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115921846] [2021-08-08 03:56:22,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-08-08 03:56:22,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:56:22,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-08-08 03:56:22,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=1374, Unknown=0, NotChecked=0, Total=1482 [2021-08-08 03:56:22,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:22,717 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:56:22,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 1.1282051282051282) internal successors, (44), 39 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:22,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:22,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:22,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:22,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:22,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:22,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:22,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:22,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:22,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:56:22,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:56:22,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:24,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:24,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:24,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:24,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:56:24,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:56:24,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:56:24,563 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2021-08-08 03:56:24,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-08-08 03:56:24,741 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:56:24,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:56:24,741 INFO L82 PathProgramCache]: Analyzing trace with hash -324884656, now seen corresponding path program 32 times [2021-08-08 03:56:24,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:56:24,742 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847816835] [2021-08-08 03:56:24,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:56:24,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:56:24,753 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:56:24,753 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1150829422] [2021-08-08 03:56:24,754 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-08 03:56:24,754 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:56:24,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:56:24,754 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:56:24,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-08-08 03:56:26,612 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-08 03:56:26,613 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:56:26,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 44 conjunts are in the unsatisfiable core [2021-08-08 03:56:26,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:56:27,431 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 137 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:56:27,431 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:56:27,431 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847816835] [2021-08-08 03:56:27,432 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:56:27,432 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150829422] [2021-08-08 03:56:27,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1150829422] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:56:27,432 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:56:27,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2021-08-08 03:56:27,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503528495] [2021-08-08 03:56:27,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2021-08-08 03:56:27,432 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:56:27,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-08-08 03:56:27,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=347, Invalid=1059, Unknown=0, NotChecked=0, Total=1406 [2021-08-08 03:56:27,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:27,433 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:56:27,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 1.1842105263157894) internal successors, (45), 38 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:27,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:56:27,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:27,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:27,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:27,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:27,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:27,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:27,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:27,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:27,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:56:27,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:56:27,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:56:27,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:27,689 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2021-08-08 03:56:27,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,37 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:56:27,874 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:56:27,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:56:27,874 INFO L82 PathProgramCache]: Analyzing trace with hash -1139775486, now seen corresponding path program 33 times [2021-08-08 03:56:27,874 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:56:27,874 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436057494] [2021-08-08 03:56:27,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:56:27,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:56:27,898 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:56:27,899 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1172356739] [2021-08-08 03:56:27,899 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-08 03:56:27,899 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:56:27,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:56:27,900 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:56:27,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2021-08-08 03:56:30,098 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-08-08 03:56:30,099 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:56:30,102 WARN L261 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 120 conjunts are in the unsatisfiable core [2021-08-08 03:56:30,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:56:30,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:56:30,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:56:30,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-08 03:56:30,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2021-08-08 03:56:30,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 60 [2021-08-08 03:56:30,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-08-08 03:56:30,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-08 03:56:30,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-08 03:56:30,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 92 [2021-08-08 03:56:30,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 106 [2021-08-08 03:56:30,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 120 [2021-08-08 03:56:30,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 134 [2021-08-08 03:56:30,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 128 [2021-08-08 03:56:30,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 142 [2021-08-08 03:56:30,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:30,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 156 [2021-08-08 03:56:31,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 158 [2021-08-08 03:56:31,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 168 [2021-08-08 03:56:31,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-08 03:56:31,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:31,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-08 03:56:32,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 55 [2021-08-08 03:56:32,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2021-08-08 03:56:32,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 93 [2021-08-08 03:56:32,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:32,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 112 [2021-08-08 03:56:33,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 131 [2021-08-08 03:56:33,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 150 [2021-08-08 03:56:33,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-08 03:56:33,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:33,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 159 [2021-08-08 03:56:34,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 172 [2021-08-08 03:56:34,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:34,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:34,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:34,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:34,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:34,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:34,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:34,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:34,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:34,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:34,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:34,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 191 [2021-08-08 03:56:34,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 204 [2021-08-08 03:56:35,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 220 [2021-08-08 03:56:35,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:35,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 239 [2021-08-08 03:56:36,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 258 [2021-08-08 03:56:36,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,896 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,910 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:36,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-08 03:56:36,927 INFO L244 Elim1Store]: Index analysis took 122 ms [2021-08-08 03:56:36,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 136 disjoint index pairs (out of 561 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 343 treesize of output 209 [2021-08-08 03:56:36,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 202 [2021-08-08 03:56:37,726 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 307 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:56:37,727 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:56:37,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436057494] [2021-08-08 03:56:37,727 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:56:37,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1172356739] [2021-08-08 03:56:37,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1172356739] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:56:37,727 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:56:37,727 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2021-08-08 03:56:37,727 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131394026] [2021-08-08 03:56:37,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-08-08 03:56:37,727 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:56:37,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-08-08 03:56:37,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1606, Unknown=0, NotChecked=0, Total=1722 [2021-08-08 03:56:37,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:37,728 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:56:37,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 1.0952380952380953) internal successors, (46), 42 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:56:37,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:37,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:37,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:37,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:37,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:37,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:37,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:37,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:37,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:37,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:37,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:37,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:37,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:38,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-08 03:56:38,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2021-08-08 03:56:38,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-08-08 03:56:38,753 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:56:38,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:56:38,753 INFO L82 PathProgramCache]: Analyzing trace with hash -631587440, now seen corresponding path program 34 times [2021-08-08 03:56:38,753 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:56:38,753 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40361474] [2021-08-08 03:56:38,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:56:38,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:56:38,767 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:56:38,767 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [214664629] [2021-08-08 03:56:38,767 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-08 03:56:38,767 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:56:38,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:56:38,772 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:56:38,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-08-08 03:56:40,921 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-08 03:56:40,922 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:56:40,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 45 conjunts are in the unsatisfiable core [2021-08-08 03:56:40,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:56:41,705 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 153 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:56:41,705 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:56:41,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40361474] [2021-08-08 03:56:41,705 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:56:41,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [214664629] [2021-08-08 03:56:41,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [214664629] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:56:41,705 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:56:41,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2021-08-08 03:56:41,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470422473] [2021-08-08 03:56:41,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-08-08 03:56:41,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:56:41,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-08-08 03:56:41,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=426, Invalid=1296, Unknown=0, NotChecked=0, Total=1722 [2021-08-08 03:56:41,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:41,706 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:56:41,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 1.119047619047619) internal successors, (47), 42 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:56:41,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:41,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:41,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:41,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-08 03:56:41,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-08 03:56:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-08 03:56:42,204 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2021-08-08 03:56:42,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-08-08 03:56:42,379 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:56:42,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:56:42,379 INFO L82 PathProgramCache]: Analyzing trace with hash 1058900916, now seen corresponding path program 35 times [2021-08-08 03:56:42,379 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:56:42,379 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035286799] [2021-08-08 03:56:42,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:56:42,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:56:42,392 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:56:42,392 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1112954070] [2021-08-08 03:56:42,393 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-08 03:56:42,393 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:56:42,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:56:42,397 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:56:42,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2021-08-08 03:56:44,848 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-08-08 03:56:44,848 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:56:44,851 WARN L261 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 119 conjunts are in the unsatisfiable core [2021-08-08 03:56:44,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:56:44,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-08 03:56:44,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2021-08-08 03:56:44,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 36 [2021-08-08 03:56:44,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-08 03:56:44,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 52 [2021-08-08 03:56:44,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:44,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 66 [2021-08-08 03:56:45,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 80 [2021-08-08 03:56:45,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-08 03:56:45,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-08-08 03:56:45,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 98 [2021-08-08 03:56:45,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 108 [2021-08-08 03:56:45,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 122 [2021-08-08 03:56:45,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 128 [2021-08-08 03:56:45,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 138 [2021-08-08 03:56:45,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 152 [2021-08-08 03:56:45,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 166 [2021-08-08 03:56:45,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:45,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 180 [2021-08-08 03:56:46,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 153 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 178 [2021-08-08 03:56:46,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-08 03:56:46,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:46,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2021-08-08 03:56:46,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:46,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:46,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:46,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 50 [2021-08-08 03:56:47,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 69 [2021-08-08 03:56:47,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:47,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 88 [2021-08-08 03:56:47,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-08 03:56:47,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2021-08-08 03:56:48,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 127 [2021-08-08 03:56:48,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-08 03:56:48,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 159 [2021-08-08 03:56:48,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:48,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 178 [2021-08-08 03:56:49,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 188 [2021-08-08 03:56:49,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:49,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:49,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:49,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:49,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:49,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:49,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:49,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:49,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:49,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:49,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:49,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:49,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 207 [2021-08-08 03:56:50,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:56:50,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 226 [2021-08-08 03:56:50,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 236 [2021-08-08 03:56:51,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 252 [2021-08-08 03:56:51,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 224 treesize of output 268 [2021-08-08 03:56:57,011 INFO L354 Elim1Store]: treesize reduction 6212, result has 0.9 percent of original size [2021-08-08 03:56:57,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 36 select indices, 36 select index equivalence classes, 153 disjoint index pairs (out of 630 index pairs), introduced 36 new quantified variables, introduced 477 case distinctions, treesize of input 363 treesize of output 275 [2021-08-08 03:56:57,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 153 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 214 [2021-08-08 03:56:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 343 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:56:57,725 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:56:57,725 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035286799] [2021-08-08 03:56:57,725 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:56:57,725 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1112954070] [2021-08-08 03:56:57,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1112954070] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:56:57,725 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:56:57,725 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2021-08-08 03:56:57,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41593896] [2021-08-08 03:56:57,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2021-08-08 03:56:57,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:56:57,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-08-08 03:56:57,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1686, Unknown=0, NotChecked=0, Total=1806 [2021-08-08 03:56:57,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:56:57,726 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:56:57,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 1.1162790697674418) internal successors, (48), 43 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:56:57,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:57,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:57,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:56:57,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:57,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:56:57,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-08 03:56:57,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-08 03:57:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-08 03:57:00,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-08 03:57:00,246 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2021-08-08 03:57:00,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-08-08 03:57:00,437 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:57:00,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:57:00,437 INFO L82 PathProgramCache]: Analyzing trace with hash 1924432400, now seen corresponding path program 36 times [2021-08-08 03:57:00,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:57:00,437 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26668531] [2021-08-08 03:57:00,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:57:00,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:57:00,451 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:57:00,451 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1774134778] [2021-08-08 03:57:00,451 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-08 03:57:00,451 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:57:00,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:57:00,453 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:57:00,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2021-08-08 03:57:03,127 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2021-08-08 03:57:03,127 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:57:03,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 46 conjunts are in the unsatisfiable core [2021-08-08 03:57:03,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:57:04,003 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 171 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:57:04,003 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:57:04,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26668531] [2021-08-08 03:57:04,003 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:57:04,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1774134778] [2021-08-08 03:57:04,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1774134778] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:57:04,003 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:57:04,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2021-08-08 03:57:04,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984659156] [2021-08-08 03:57:04,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-08-08 03:57:04,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:57:04,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-08-08 03:57:04,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=473, Invalid=1507, Unknown=0, NotChecked=0, Total=1980 [2021-08-08 03:57:04,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:57:04,004 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:57:04,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 1.0888888888888888) internal successors, (49), 45 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:57:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:57:04,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:57:04,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:04,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:04,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:57:04,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:57:04,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:57:04,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:04,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-08 03:57:04,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-08 03:57:04,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-08 03:57:04,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:57:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-08 03:57:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-08 03:57:04,281 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2021-08-08 03:57:04,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-08-08 03:57:04,454 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:57:04,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:57:04,454 INFO L82 PathProgramCache]: Analyzing trace with hash 1594792386, now seen corresponding path program 37 times [2021-08-08 03:57:04,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:57:04,455 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201197966] [2021-08-08 03:57:04,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:57:04,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:57:04,468 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:57:04,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [906791065] [2021-08-08 03:57:04,468 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-08 03:57:04,468 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:57:04,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:57:04,474 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:57:04,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2021-08-08 03:57:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-08 03:57:07,204 WARN L261 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 125 conjunts are in the unsatisfiable core [2021-08-08 03:57:07,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:57:07,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-08 03:57:07,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:57:07,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-08 03:57:07,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-08 03:57:07,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 52 [2021-08-08 03:57:07,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 66 [2021-08-08 03:57:07,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-08 03:57:07,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-08 03:57:07,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-08-08 03:57:07,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 102 [2021-08-08 03:57:07,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 116 [2021-08-08 03:57:07,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 130 [2021-08-08 03:57:07,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 128 [2021-08-08 03:57:07,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:07,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 142 [2021-08-08 03:57:08,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 156 [2021-08-08 03:57:08,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 170 [2021-08-08 03:57:08,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 184 [2021-08-08 03:57:08,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:08,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 153 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 198 [2021-08-08 03:57:08,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 171 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 188 [2021-08-08 03:57:09,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-08 03:57:09,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:09,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-08 03:57:09,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:09,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:09,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:09,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 55 [2021-08-08 03:57:09,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-08 03:57:09,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 76 [2021-08-08 03:57:10,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-08 03:57:10,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 111 [2021-08-08 03:57:10,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:10,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 130 [2021-08-08 03:57:10,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-08 03:57:11,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 156 [2021-08-08 03:57:11,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:11,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:11,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:11,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:11,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:11,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:11,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:11,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:11,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:11,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:11,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 175 [2021-08-08 03:57:12,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 194 [2021-08-08 03:57:12,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 213 [2021-08-08 03:57:12,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:12,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 232 [2021-08-08 03:57:13,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 236 [2021-08-08 03:57:14,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 214 treesize of output 255 [2021-08-08 03:57:14,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:14,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 274 [2021-08-08 03:57:15,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:15,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 153 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 246 treesize of output 293 [2021-08-08 03:57:22,007 WARN L207 SmtUtils]: Spent 6.11 s on a formula simplification. DAG size of input: 2207 DAG size of output: 58 [2021-08-08 03:57:22,017 INFO L354 Elim1Store]: treesize reduction 6937, result has 0.8 percent of original size [2021-08-08 03:57:22,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 38 select indices, 38 select index equivalence classes, 171 disjoint index pairs (out of 703 index pairs), introduced 38 new quantified variables, introduced 532 case distinctions, treesize of input 383 treesize of output 290 [2021-08-08 03:57:22,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 171 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 226 [2021-08-08 03:57:22,855 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:57:22,855 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:57:22,855 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201197966] [2021-08-08 03:57:22,855 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:57:22,855 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [906791065] [2021-08-08 03:57:22,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [906791065] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:57:22,855 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:57:22,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2021-08-08 03:57:22,856 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938754945] [2021-08-08 03:57:22,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-08-08 03:57:22,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:57:22,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-08-08 03:57:22,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1854, Unknown=0, NotChecked=0, Total=1980 [2021-08-08 03:57:22,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:57:22,856 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:57:22,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 1.1111111111111112) internal successors, (50), 45 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:57:22,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:57:22,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:22,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:22,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:57:22,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:57:22,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:57:22,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:22,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-08 03:57:22,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-08 03:57:22,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-08 03:57:22,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-08 03:57:22,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-08 03:57:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-08 03:57:25,636 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Ended with exit code 0 [2021-08-08 03:57:25,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-08-08 03:57:25,808 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:57:25,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:57:25,808 INFO L82 PathProgramCache]: Analyzing trace with hash 1357198786, now seen corresponding path program 38 times [2021-08-08 03:57:25,808 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:57:25,808 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354601809] [2021-08-08 03:57:25,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:57:25,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:57:25,823 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:57:25,823 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1148089855] [2021-08-08 03:57:25,823 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-08 03:57:25,823 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:57:25,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:57:25,824 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:57:25,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2021-08-08 03:57:28,614 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-08 03:57:28,614 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:57:28,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 51 conjunts are in the unsatisfiable core [2021-08-08 03:57:28,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:57:29,612 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 171 proven. 230 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-08 03:57:29,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-08 03:57:29,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354601809] [2021-08-08 03:57:29,613 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-08 03:57:29,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148089855] [2021-08-08 03:57:29,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1148089855] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-08 03:57:29,613 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-08 03:57:29,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2021-08-08 03:57:29,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143730675] [2021-08-08 03:57:29,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2021-08-08 03:57:29,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-08 03:57:29,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-08-08 03:57:29,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=498, Invalid=1664, Unknown=0, NotChecked=0, Total=2162 [2021-08-08 03:57:29,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:57:29,614 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-08 03:57:29,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 1.0851063829787233) internal successors, (51), 47 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:57:29,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-08 03:57:29,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-08 03:57:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-08 03:57:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-08 03:57:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-08 03:57:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-08 03:57:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-08 03:57:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-08 03:57:29,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-08 03:57:29,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2021-08-08 03:57:30,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,43 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:57:30,092 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-08 03:57:30,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-08 03:57:30,092 INFO L82 PathProgramCache]: Analyzing trace with hash -1894242060, now seen corresponding path program 39 times [2021-08-08 03:57:30,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-08 03:57:30,093 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621608296] [2021-08-08 03:57:30,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-08 03:57:30,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-08 03:57:30,107 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-08 03:57:30,108 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1479704053] [2021-08-08 03:57:30,108 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-08 03:57:30,108 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-08 03:57:30,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-08 03:57:30,109 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-08 03:57:30,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-08-08 03:57:33,627 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-08-08 03:57:33,627 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-08 03:57:33,632 WARN L261 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 135 conjunts are in the unsatisfiable core [2021-08-08 03:57:33,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-08 03:57:33,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-08 03:57:33,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-08 03:57:33,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-08 03:57:33,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-08 03:57:33,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:33,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:33,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:33,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:33,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 52 [2021-08-08 03:57:33,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 58 [2021-08-08 03:57:33,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-08 03:57:33,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:33,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:33,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:33,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:33,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:33,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:33,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:33,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 82 [2021-08-08 03:57:33,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-08-08 03:57:34,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 98 [2021-08-08 03:57:34,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 108 [2021-08-08 03:57:34,278 INFO L354 Elim1Store]: treesize reduction 242, result has 18.8 percent of original size [2021-08-08 03:57:34,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 11 case distinctions, treesize of input 90 treesize of output 122 [2021-08-08 03:57:34,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:34,484 INFO L354 Elim1Store]: treesize reduction 352, result has 13.7 percent of original size [2021-08-08 03:57:34,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 56 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 22 case distinctions, treesize of input 101 treesize of output 136 [2021-08-08 03:57:34,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:34,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:34,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:34,723 INFO L354 Elim1Store]: treesize reduction 462, result has 10.8 percent of original size [2021-08-08 03:57:34,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 58 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 33 case distinctions, treesize of input 112 treesize of output 150 [2021-08-08 03:57:34,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:34,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:34,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:34,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:34,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:34,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,021 INFO L354 Elim1Store]: treesize reduction 572, result has 8.9 percent of original size [2021-08-08 03:57:35,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 61 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 44 case distinctions, treesize of input 123 treesize of output 164 [2021-08-08 03:57:35,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,360 INFO L354 Elim1Store]: treesize reduction 682, result has 7.6 percent of original size [2021-08-08 03:57:35,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 65 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 55 case distinctions, treesize of input 134 treesize of output 178 [2021-08-08 03:57:35,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,780 INFO L354 Elim1Store]: treesize reduction 792, result has 6.6 percent of original size [2021-08-08 03:57:35,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 70 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 66 case distinctions, treesize of input 145 treesize of output 192 [2021-08-08 03:57:35,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:35,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,256 INFO L354 Elim1Store]: treesize reduction 902, result has 5.8 percent of original size [2021-08-08 03:57:36,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 76 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 77 case distinctions, treesize of input 156 treesize of output 206 [2021-08-08 03:57:36,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:36,800 INFO L354 Elim1Store]: treesize reduction 1012, result has 5.2 percent of original size [2021-08-08 03:57:36,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 83 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 88 case distinctions, treesize of input 167 treesize of output 220 [2021-08-08 03:57:37,727 INFO L354 Elim1Store]: treesize reduction 1568, result has 6.7 percent of original size [2021-08-08 03:57:37,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 19 select indices, 19 select index equivalence classes, 55 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 135 case distinctions, treesize of input 185 treesize of output 241 [2021-08-08 03:57:38,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-08 03:57:39,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-08 03:57:39,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:39,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:39,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 47 [2021-08-08 03:57:39,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-08 03:57:39,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:39,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:39,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:39,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:39,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 79 [2021-08-08 03:57:40,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-08 03:57:40,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 111 [2021-08-08 03:57:40,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-08 03:57:40,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 130 [2021-08-08 03:57:41,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-08 03:57:41,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 156 [2021-08-08 03:57:42,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 172 [2021-08-08 03:57:42,638 INFO L354 Elim1Store]: treesize reduction 297, result has 20.8 percent of original size [2021-08-08 03:57:42,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 11 case distinctions, treesize of input 162 treesize of output 191 [2021-08-08 03:57:43,244 INFO L354 Elim1Store]: treesize reduction 440, result has 16.5 percent of original size [2021-08-08 03:57:43,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 23 case distinctions, treesize of input 178 treesize of output 210 [2021-08-08 03:57:44,027 INFO L354 Elim1Store]: treesize reduction 595, result has 13.9 percent of original size [2021-08-08 03:57:44,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 55 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 36 case distinctions, treesize of input 194 treesize of output 229 [2021-08-08 03:57:44,861 INFO L354 Elim1Store]: treesize reduction 762, result has 12.1 percent of original size [2021-08-08 03:57:44,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 55 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 50 case distinctions, treesize of input 210 treesize of output 248 [2021-08-08 03:57:45,905 INFO L354 Elim1Store]: treesize reduction 941, result has 10.8 percent of original size [2021-08-08 03:57:45,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 55 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 65 case distinctions, treesize of input 226 treesize of output 267 [2021-08-08 03:57:47,277 INFO L354 Elim1Store]: treesize reduction 1132, result has 9.8 percent of original size [2021-08-08 03:57:47,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 55 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 81 case distinctions, treesize of input 242 treesize of output 286 [2021-08-08 03:57:48,638 INFO L354 Elim1Store]: treesize reduction 1335, result has 9.0 percent of original size [2021-08-08 03:57:48,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 55 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 98 case distinctions, treesize of input 258 treesize of output 305 [2021-08-08 03:57:50,165 INFO L354 Elim1Store]: treesize reduction 1550, result has 8.3 percent of original size [2021-08-08 03:57:50,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 55 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 116 case distinctions, treesize of input 274 treesize of output 324 [2021-08-08 03:58:05,215 WARN L207 SmtUtils]: Spent 13.98 s on a formula simplification. DAG size of input: 2992 DAG size of output: 466 [2021-08-08 03:58:05,219 INFO L354 Elim1Store]: treesize reduction 8553, result has 12.5 percent of original size [2021-08-08 03:58:05,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 40 select indices, 40 select index equivalence classes, 55 disjoint index pairs (out of 780 index pairs), introduced 40 new quantified variables, introduced 725 case distinctions, treesize of input 478 treesize of output 1521 [2021-08-08 03:58:06,554 INFO L354 Elim1Store]: treesize reduction 1568, result has 8.7 percent of original size [2021-08-08 03:58:06,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 19 select indices, 19 select index equivalence classes, 55 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 135 case distinctions, treesize of input 2090 treesize of output 1743 Received shutdown request... [2021-08-08 04:08:54,725 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-08 04:08:54,730 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-08 04:08:54,746 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-08 04:08:54,750 WARN L223 SmtUtils]: Removed 1 from assertion stack [2021-08-08 04:08:54,752 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-08-08 04:08:54,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2021-08-08 04:08:54,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-08-08 04:08:54,964 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 13 for 6ms.. [2021-08-08 04:08:54,966 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-08 04:08:54,966 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-08 04:08:54,978 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-08 04:08:54,978 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-08 04:08:54,981 INFO L202 PluginConnector]: Adding new model loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.08 04:08:54 BasicIcfg [2021-08-08 04:08:54,981 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-08 04:08:54,981 INFO L168 Benchmark]: Toolchain (without parser) took 844730.26 ms. Allocated memory was 223.3 MB in the beginning and 966.8 MB in the end (delta: 743.4 MB). Free memory was 203.2 MB in the beginning and 221.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 860.7 MB. Max. memory is 8.0 GB. [2021-08-08 04:08:54,981 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.09 ms. Allocated memory is still 223.3 MB. Free memory was 204.4 MB in the beginning and 204.3 MB in the end (delta: 91.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-08-08 04:08:54,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.84 ms. Allocated memory is still 223.3 MB. Free memory was 203.1 MB in the beginning and 201.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-08 04:08:54,981 INFO L168 Benchmark]: Boogie Preprocessor took 12.16 ms. Allocated memory is still 223.3 MB. Free memory was 201.6 MB in the beginning and 200.7 MB in the end (delta: 944.7 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-08-08 04:08:54,981 INFO L168 Benchmark]: RCFGBuilder took 279.73 ms. Allocated memory is still 223.3 MB. Free memory was 200.6 MB in the beginning and 186.1 MB in the end (delta: 14.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-08 04:08:54,981 INFO L168 Benchmark]: TraceAbstraction took 844414.39 ms. Allocated memory was 223.3 MB in the beginning and 966.8 MB in the end (delta: 743.4 MB). Free memory was 185.7 MB in the beginning and 221.4 MB in the end (delta: -35.7 MB). Peak memory consumption was 842.8 MB. Max. memory is 8.0 GB. [2021-08-08 04:08:54,982 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.09 ms. Allocated memory is still 223.3 MB. Free memory was 204.4 MB in the beginning and 204.3 MB in the end (delta: 91.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 19.84 ms. Allocated memory is still 223.3 MB. Free memory was 203.1 MB in the beginning and 201.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.16 ms. Allocated memory is still 223.3 MB. Free memory was 201.6 MB in the beginning and 200.7 MB in the end (delta: 944.7 kB). There was no memory consumed. Max. memory is 8.0 GB. * RCFGBuilder took 279.73 ms. Allocated memory is still 223.3 MB. Free memory was 200.6 MB in the beginning and 186.1 MB in the end (delta: 14.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 844414.39 ms. Allocated memory was 223.3 MB in the beginning and 966.8 MB in the end (delta: 743.4 MB). Free memory was 185.7 MB in the beginning and 221.4 MB in the end (delta: -35.7 MB). Peak memory consumption was 842.8 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: 3111, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 986, negative conditional: 986, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 2050, positive unconditional: 75, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 1327, positive unconditional: 798, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 1327, positive unconditional: 798, 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: 77, positive: 77, positive conditional: 4, 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: 77, positive: 77, positive conditional: 0, positive unconditional: 77, 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: 2048, positive conditional: 1323, positive unconditional: 725, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 77, unknown conditional: 4, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 4, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 723, Maximal queried relation: 0, Independence queries for same thread: 986 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 18, Number of persistent set computation: 11, Number of trivial persistent sets: 8, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69, positive: 69, positive conditional: 0, positive unconditional: 69, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3111, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 986, negative conditional: 986, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 2050, positive unconditional: 75, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 1327, positive unconditional: 798, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 1327, positive unconditional: 798, 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: 77, positive: 77, positive conditional: 4, 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: 77, positive: 77, positive conditional: 0, positive unconditional: 77, 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: 2048, positive conditional: 1323, positive unconditional: 725, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 77, unknown conditional: 4, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 4, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 723, Maximal queried relation: 0, Independence queries for same thread: 986 - 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 13 for 6ms.. - 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 13 for 6ms.. - 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 13 for 6ms.. - 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: 844332.0ms, OverallIterations: 42, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.5ms, PartialOrderReductionTime: 19997.0ms, 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: 189.5ms SsaConstructionTime, 2895.8ms SatisfiabilityAnalysisTime, 93633.2ms 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