java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-tiling/rewnifrev2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:14:22,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:14:22,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:14:22,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:14:22,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:14:22,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:14:22,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:14:22,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:14:22,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:14:22,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:14:22,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:14:22,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:14:22,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:14:22,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:14:22,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:14:22,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:14:22,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:14:22,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:14:22,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:14:22,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:14:22,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:14:22,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:14:22,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:14:22,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:14:22,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-16 16:14:22,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:14:22,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:14:22,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:14:22,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:14:22,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:14:22,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:14:22,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:14:22,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:14:22,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:14:22,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:14:22,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:14:22,943 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-16 16:14:22,968 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:14:22,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:14:22,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:14:22,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:14:22,971 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:14:22,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:14:22,971 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:14:22,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:14:22,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:14:22,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:14:22,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:14:22,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:14:22,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:14:22,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:14:22,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:14:22,974 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:14:22,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:14:22,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:14:22,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:14:22,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:14:22,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:14:22,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:14:22,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:14:22,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:14:22,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:14:22,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:14:22,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:14:22,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:14:22,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:14:23,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:14:23,029 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:14:23,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:14:23,034 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:14:23,035 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:14:23,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/rewnifrev2.c [2019-09-16 16:14:23,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/857231432/82dbd4fcee834cfaa78a5996486eecb8/FLAG030e92d21 [2019-09-16 16:14:23,549 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:14:23,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/rewnifrev2.c [2019-09-16 16:14:23,555 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/857231432/82dbd4fcee834cfaa78a5996486eecb8/FLAG030e92d21 [2019-09-16 16:14:23,929 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/857231432/82dbd4fcee834cfaa78a5996486eecb8 [2019-09-16 16:14:23,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:14:23,947 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:14:23,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:14:23,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:14:23,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:14:23,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:14:23" (1/1) ... [2019-09-16 16:14:23,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e7700e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:14:23, skipping insertion in model container [2019-09-16 16:14:23,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:14:23" (1/1) ... [2019-09-16 16:14:23,964 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:14:23,984 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:14:24,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:14:24,217 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:14:24,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:14:24,260 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:14:24,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:14:24 WrapperNode [2019-09-16 16:14:24,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:14:24,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:14:24,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:14:24,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:14:24,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:14:24" (1/1) ... [2019-09-16 16:14:24,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:14:24" (1/1) ... [2019-09-16 16:14:24,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:14:24" (1/1) ... [2019-09-16 16:14:24,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:14:24" (1/1) ... [2019-09-16 16:14:24,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:14:24" (1/1) ... [2019-09-16 16:14:24,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:14:24" (1/1) ... [2019-09-16 16:14:24,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:14:24" (1/1) ... [2019-09-16 16:14:24,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:14:24,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:14:24,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:14:24,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:14:24,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:14:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:14:24,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:14:24,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:14:24,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-16 16:14:24,440 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:14:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:14:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-16 16:14:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-16 16:14:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:14:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:14:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:14:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:14:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:14:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:14:24,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:14:24,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:14:24,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:14:24,683 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:14:24,688 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-16 16:14:24,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:14:24 BoogieIcfgContainer [2019-09-16 16:14:24,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:14:24,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:14:24,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:14:24,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:14:24,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:14:23" (1/3) ... [2019-09-16 16:14:24,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54aa21f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:14:24, skipping insertion in model container [2019-09-16 16:14:24,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:14:24" (2/3) ... [2019-09-16 16:14:24,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54aa21f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:14:24, skipping insertion in model container [2019-09-16 16:14:24,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:14:24" (3/3) ... [2019-09-16 16:14:24,710 INFO L109 eAbstractionObserver]: Analyzing ICFG rewnifrev2.c [2019-09-16 16:14:24,720 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:14:24,727 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:14:24,745 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:14:24,774 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:14:24,775 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:14:24,775 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:14:24,775 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:14:24,775 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:14:24,775 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:14:24,775 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:14:24,776 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:14:24,776 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:14:24,792 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states. [2019-09-16 16:14:24,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-09-16 16:14:24,797 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:24,798 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:24,799 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:24,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:24,804 INFO L82 PathProgramCache]: Analyzing trace with hash -516860939, now seen corresponding path program 1 times [2019-09-16 16:14:24,806 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:24,806 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:24,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:24,855 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:14:24,855 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:24,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:14:24,952 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:14:24,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:14:24,957 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:14:24,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:14:24,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:14:24,975 INFO L87 Difference]: Start difference. First operand 25 states. Second operand 2 states. [2019-09-16 16:14:25,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:25,000 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2019-09-16 16:14:25,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:14:25,002 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 14 [2019-09-16 16:14:25,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:25,010 INFO L225 Difference]: With dead ends: 41 [2019-09-16 16:14:25,010 INFO L226 Difference]: Without dead ends: 20 [2019-09-16 16:14:25,014 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:14:25,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2019-09-16 16:14:25,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2019-09-16 16:14:25,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2019-09-16 16:14:25,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 21 transitions. [2019-09-16 16:14:25,050 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 21 transitions. Word has length 14 [2019-09-16 16:14:25,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:25,051 INFO L475 AbstractCegarLoop]: Abstraction has 20 states and 21 transitions. [2019-09-16 16:14:25,051 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:14:25,051 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2019-09-16 16:14:25,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-09-16 16:14:25,052 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:25,052 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:25,053 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:25,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:25,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1546915729, now seen corresponding path program 1 times [2019-09-16 16:14:25,054 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:25,054 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:25,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:25,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:14:25,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:25,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:14:25,135 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:14:25,135 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:14:25,137 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:14:25,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:14:25,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:14:25,138 INFO L87 Difference]: Start difference. First operand 20 states and 21 transitions. Second operand 3 states. [2019-09-16 16:14:25,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:25,194 INFO L93 Difference]: Finished difference Result 32 states and 34 transitions. [2019-09-16 16:14:25,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:14:25,195 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-09-16 16:14:25,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:25,196 INFO L225 Difference]: With dead ends: 32 [2019-09-16 16:14:25,196 INFO L226 Difference]: Without dead ends: 21 [2019-09-16 16:14:25,197 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:14:25,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2019-09-16 16:14:25,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2019-09-16 16:14:25,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-09-16 16:14:25,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2019-09-16 16:14:25,203 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 14 [2019-09-16 16:14:25,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:25,203 INFO L475 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2019-09-16 16:14:25,204 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:14:25,204 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2019-09-16 16:14:25,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-09-16 16:14:25,205 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:25,205 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:25,205 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:25,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:25,205 INFO L82 PathProgramCache]: Analyzing trace with hash -586037587, now seen corresponding path program 1 times [2019-09-16 16:14:25,206 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:25,206 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:25,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:25,208 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:14:25,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:25,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:14:25,594 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:14:25,595 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-16 16:14:25,595 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-16 16:14:25,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-16 16:14:25,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:14:25,596 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand 10 states. [2019-09-16 16:14:25,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:25,797 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2019-09-16 16:14:25,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-16 16:14:25,798 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 16 [2019-09-16 16:14:25,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:25,800 INFO L225 Difference]: With dead ends: 31 [2019-09-16 16:14:25,800 INFO L226 Difference]: Without dead ends: 29 [2019-09-16 16:14:25,802 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:14:25,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-09-16 16:14:25,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 27. [2019-09-16 16:14:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-09-16 16:14:25,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2019-09-16 16:14:25,823 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 16 [2019-09-16 16:14:25,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:25,824 INFO L475 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2019-09-16 16:14:25,825 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-16 16:14:25,825 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2019-09-16 16:14:25,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-09-16 16:14:25,828 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:25,828 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:25,829 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:25,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:25,830 INFO L82 PathProgramCache]: Analyzing trace with hash -798788415, now seen corresponding path program 1 times [2019-09-16 16:14:25,830 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:25,830 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:25,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:25,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:14:25,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:26,078 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:14:26,078 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:14:26,079 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:14:26,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:14:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:26,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 20 conjunts are in the unsatisfiable core [2019-09-16 16:14:26,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:14:26,245 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:26,274 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:14:26,275 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:14:26,276 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:26,284 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:26,284 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:26,285 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:29 [2019-09-16 16:14:26,687 INFO L341 Elim1Store]: treesize reduction 17, result has 66.7 percent of original size [2019-09-16 16:14:26,688 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 45 [2019-09-16 16:14:26,690 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:26,691 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:26,695 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-09-16 16:14:26,723 INFO L567 ElimStorePlain]: treesize reduction 51, result has 22.7 percent of original size [2019-09-16 16:14:26,724 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:26,725 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:46, output treesize:7 [2019-09-16 16:14:26,753 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:26,803 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:14:26,807 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:14:26,808 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13] total 21 [2019-09-16 16:14:26,809 INFO L454 AbstractCegarLoop]: Interpolant automaton has 21 states [2019-09-16 16:14:26,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2019-09-16 16:14:26,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=347, Unknown=0, NotChecked=0, Total=420 [2019-09-16 16:14:26,810 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand 21 states. [2019-09-16 16:14:27,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:27,229 INFO L93 Difference]: Finished difference Result 39 states and 40 transitions. [2019-09-16 16:14:27,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-09-16 16:14:27,230 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 24 [2019-09-16 16:14:27,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:27,232 INFO L225 Difference]: With dead ends: 39 [2019-09-16 16:14:27,232 INFO L226 Difference]: Without dead ends: 37 [2019-09-16 16:14:27,233 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=131, Invalid=571, Unknown=0, NotChecked=0, Total=702 [2019-09-16 16:14:27,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2019-09-16 16:14:27,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 35. [2019-09-16 16:14:27,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-09-16 16:14:27,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 36 transitions. [2019-09-16 16:14:27,243 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 36 transitions. Word has length 24 [2019-09-16 16:14:27,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:27,244 INFO L475 AbstractCegarLoop]: Abstraction has 35 states and 36 transitions. [2019-09-16 16:14:27,244 INFO L476 AbstractCegarLoop]: Interpolant automaton has 21 states. [2019-09-16 16:14:27,244 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2019-09-16 16:14:27,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-09-16 16:14:27,245 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:27,246 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:27,246 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:27,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:27,246 INFO L82 PathProgramCache]: Analyzing trace with hash -75510059, now seen corresponding path program 2 times [2019-09-16 16:14:27,247 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:27,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:27,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:27,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:14:27,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:27,329 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-09-16 16:14:27,329 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:14:27,330 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-16 16:14:27,353 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:14:27,394 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-09-16 16:14:27,395 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:14:27,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 7 conjunts are in the unsatisfiable core [2019-09-16 16:14:27,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:14:27,444 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-09-16 16:14:27,449 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:14:27,449 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2019-09-16 16:14:27,450 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-09-16 16:14:27,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-09-16 16:14:27,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2019-09-16 16:14:27,451 INFO L87 Difference]: Start difference. First operand 35 states and 36 transitions. Second operand 11 states. [2019-09-16 16:14:27,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:27,571 INFO L93 Difference]: Finished difference Result 66 states and 68 transitions. [2019-09-16 16:14:27,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-16 16:14:27,573 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 32 [2019-09-16 16:14:27,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:27,579 INFO L225 Difference]: With dead ends: 66 [2019-09-16 16:14:27,579 INFO L226 Difference]: Without dead ends: 38 [2019-09-16 16:14:27,580 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2019-09-16 16:14:27,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2019-09-16 16:14:27,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 37. [2019-09-16 16:14:27,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2019-09-16 16:14:27,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 38 transitions. [2019-09-16 16:14:27,588 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 38 transitions. Word has length 32 [2019-09-16 16:14:27,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:27,589 INFO L475 AbstractCegarLoop]: Abstraction has 37 states and 38 transitions. [2019-09-16 16:14:27,589 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-09-16 16:14:27,589 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2019-09-16 16:14:27,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-09-16 16:14:27,590 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:27,590 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:27,591 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:27,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:27,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1971334765, now seen corresponding path program 3 times [2019-09-16 16:14:27,591 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:27,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:27,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:27,593 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:14:27,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:27,814 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-09-16 16:14:27,815 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:14:27,815 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:14:27,843 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-09-16 16:14:27,874 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2019-09-16 16:14:27,874 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:14:27,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 22 conjunts are in the unsatisfiable core [2019-09-16 16:14:27,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:14:27,913 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:27,923 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:14:27,923 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:14:27,924 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:27,931 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:27,931 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:27,932 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:31 [2019-09-16 16:14:27,992 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:28,069 INFO L341 Elim1Store]: treesize reduction 132, result has 51.6 percent of original size [2019-09-16 16:14:28,070 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 163 [2019-09-16 16:14:28,071 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:28,119 INFO L567 ElimStorePlain]: treesize reduction 106, result has 36.5 percent of original size [2019-09-16 16:14:28,120 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-09-16 16:14:28,121 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:61, output treesize:61 [2019-09-16 16:14:28,914 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-16 16:14:28,914 INFO L341 Elim1Store]: treesize reduction 34, result has 79.9 percent of original size [2019-09-16 16:14:28,915 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 154 [2019-09-16 16:14:28,917 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:28,918 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:28,918 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:28,919 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:28,921 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:28,988 INFO L567 ElimStorePlain]: treesize reduction 257, result has 7.9 percent of original size [2019-09-16 16:14:28,989 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:28,989 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:78, output treesize:10 [2019-09-16 16:14:29,018 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:29,088 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (4)] Exception during sending of exit command (exit): Broken pipe [2019-09-16 16:14:29,092 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:14:29,092 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 17] total 28 [2019-09-16 16:14:29,093 INFO L454 AbstractCegarLoop]: Interpolant automaton has 28 states [2019-09-16 16:14:29,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2019-09-16 16:14:29,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=647, Unknown=0, NotChecked=0, Total=756 [2019-09-16 16:14:29,094 INFO L87 Difference]: Start difference. First operand 37 states and 38 transitions. Second operand 28 states. [2019-09-16 16:14:31,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:31,028 INFO L93 Difference]: Finished difference Result 78 states and 81 transitions. [2019-09-16 16:14:31,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2019-09-16 16:14:31,028 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 34 [2019-09-16 16:14:31,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:31,030 INFO L225 Difference]: With dead ends: 78 [2019-09-16 16:14:31,030 INFO L226 Difference]: Without dead ends: 50 [2019-09-16 16:14:31,033 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 18 SyntacticMatches, 3 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 782 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=434, Invalid=2428, Unknown=0, NotChecked=0, Total=2862 [2019-09-16 16:14:31,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2019-09-16 16:14:31,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 47. [2019-09-16 16:14:31,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-09-16 16:14:31,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 48 transitions. [2019-09-16 16:14:31,042 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 48 transitions. Word has length 34 [2019-09-16 16:14:31,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:31,042 INFO L475 AbstractCegarLoop]: Abstraction has 47 states and 48 transitions. [2019-09-16 16:14:31,042 INFO L476 AbstractCegarLoop]: Interpolant automaton has 28 states. [2019-09-16 16:14:31,042 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2019-09-16 16:14:31,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-09-16 16:14:31,044 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:31,044 INFO L407 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:31,044 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:31,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:31,044 INFO L82 PathProgramCache]: Analyzing trace with hash 734357221, now seen corresponding path program 4 times [2019-09-16 16:14:31,045 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:31,045 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:31,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:31,046 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:14:31,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:31,555 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 7 proven. 26 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 16:14:31,555 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:14:31,555 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-16 16:14:31,594 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:14:31,625 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2019-09-16 16:14:31,625 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:14:31,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 30 conjunts are in the unsatisfiable core [2019-09-16 16:14:31,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:14:31,652 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:14:31,653 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:14:31,653 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:31,660 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:31,661 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:31,661 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:26 [2019-09-16 16:14:31,750 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:14:31,750 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:14:31,751 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:31,760 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:31,760 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:31,761 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:54, output treesize:40 [2019-09-16 16:14:31,835 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:31,881 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:14:31,882 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:14:31,882 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:31,896 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:31,897 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:31,897 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:57 [2019-09-16 16:14:32,836 INFO L341 Elim1Store]: treesize reduction 105, result has 39.3 percent of original size [2019-09-16 16:14:32,836 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 65 treesize of output 89 [2019-09-16 16:14:32,837 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:32,838 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:32,839 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:32,839 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:32,841 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-09-16 16:14:32,867 INFO L567 ElimStorePlain]: treesize reduction 192, result has 7.2 percent of original size [2019-09-16 16:14:32,868 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:32,868 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:74, output treesize:7 [2019-09-16 16:14:32,901 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:32,962 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 7 proven. 32 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-09-16 16:14:32,965 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:14:32,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19] total 33 [2019-09-16 16:14:32,965 INFO L454 AbstractCegarLoop]: Interpolant automaton has 33 states [2019-09-16 16:14:32,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2019-09-16 16:14:32,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=924, Unknown=0, NotChecked=0, Total=1056 [2019-09-16 16:14:32,967 INFO L87 Difference]: Start difference. First operand 47 states and 48 transitions. Second operand 33 states. [2019-09-16 16:14:34,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:34,585 INFO L93 Difference]: Finished difference Result 59 states and 60 transitions. [2019-09-16 16:14:34,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-09-16 16:14:34,585 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 44 [2019-09-16 16:14:34,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:34,587 INFO L225 Difference]: With dead ends: 59 [2019-09-16 16:14:34,588 INFO L226 Difference]: Without dead ends: 57 [2019-09-16 16:14:34,589 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 25 SyntacticMatches, 6 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 797 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=479, Invalid=2383, Unknown=0, NotChecked=0, Total=2862 [2019-09-16 16:14:34,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-09-16 16:14:34,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 55. [2019-09-16 16:14:34,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-09-16 16:14:34,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 56 transitions. [2019-09-16 16:14:34,598 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 56 transitions. Word has length 44 [2019-09-16 16:14:34,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:34,599 INFO L475 AbstractCegarLoop]: Abstraction has 55 states and 56 transitions. [2019-09-16 16:14:34,599 INFO L476 AbstractCegarLoop]: Interpolant automaton has 33 states. [2019-09-16 16:14:34,599 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2019-09-16 16:14:34,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-16 16:14:34,601 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:34,601 INFO L407 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:34,601 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:34,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:34,601 INFO L82 PathProgramCache]: Analyzing trace with hash -261137159, now seen corresponding path program 5 times [2019-09-16 16:14:34,602 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:34,602 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:34,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:34,603 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:14:34,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:34,692 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 27 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-16 16:14:34,692 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:14:34,693 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:14:34,725 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2019-09-16 16:14:34,770 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2019-09-16 16:14:34,770 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:14:34,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 11 conjunts are in the unsatisfiable core [2019-09-16 16:14:34,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:14:34,842 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-16 16:14:34,847 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:14:34,848 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12] total 15 [2019-09-16 16:14:34,848 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-16 16:14:34,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-16 16:14:34,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=129, Unknown=0, NotChecked=0, Total=210 [2019-09-16 16:14:34,849 INFO L87 Difference]: Start difference. First operand 55 states and 56 transitions. Second operand 15 states. [2019-09-16 16:14:34,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:34,999 INFO L93 Difference]: Finished difference Result 102 states and 104 transitions. [2019-09-16 16:14:35,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-09-16 16:14:35,000 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 52 [2019-09-16 16:14:35,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:35,001 INFO L225 Difference]: With dead ends: 102 [2019-09-16 16:14:35,002 INFO L226 Difference]: Without dead ends: 58 [2019-09-16 16:14:35,002 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=149, Unknown=0, NotChecked=0, Total=240 [2019-09-16 16:14:35,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2019-09-16 16:14:35,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 57. [2019-09-16 16:14:35,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2019-09-16 16:14:35,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 58 transitions. [2019-09-16 16:14:35,012 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 58 transitions. Word has length 52 [2019-09-16 16:14:35,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:35,012 INFO L475 AbstractCegarLoop]: Abstraction has 57 states and 58 transitions. [2019-09-16 16:14:35,012 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-16 16:14:35,012 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2019-09-16 16:14:35,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-09-16 16:14:35,013 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:35,014 INFO L407 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:35,014 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:35,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:35,014 INFO L82 PathProgramCache]: Analyzing trace with hash -1964993353, now seen corresponding path program 6 times [2019-09-16 16:14:35,014 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:35,014 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:35,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:35,016 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:14:35,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:35,286 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-16 16:14:35,287 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:14:35,287 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:14:35,315 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2019-09-16 16:14:35,350 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2019-09-16 16:14:35,350 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:14:35,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 39 conjunts are in the unsatisfiable core [2019-09-16 16:14:35,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:14:35,387 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:14:35,388 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:14:35,388 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:35,393 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:35,394 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:35,394 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:29 [2019-09-16 16:14:35,481 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:14:35,482 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:14:35,482 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:35,491 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:35,492 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:35,492 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:43 [2019-09-16 16:14:35,601 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:14:35,602 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:14:35,602 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:35,614 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:35,615 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:35,615 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:57 [2019-09-16 16:14:35,698 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:35,699 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:35,706 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:35,707 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:35,708 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:35,709 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:35,710 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:35,711 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:35,712 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:35,715 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:35,715 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:35,716 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:35,716 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:14:35,717 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:35,733 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:35,733 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:35,734 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:74 [2019-09-16 16:14:36,848 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:36,849 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:36,850 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:36,852 INFO L172 IndexEqualityManager]: detected equality via solver [2019-09-16 16:14:36,854 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:36,854 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:36,855 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:36,856 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:36,857 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:36,858 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:36,859 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:36,861 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:36,861 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 71 treesize of output 30 [2019-09-16 16:14:36,862 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:36,867 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:36,868 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:36,869 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:80, output treesize:7 [2019-09-16 16:14:36,898 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:36,976 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 16 proven. 49 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-09-16 16:14:36,980 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:14:36,980 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 23] total 36 [2019-09-16 16:14:36,980 INFO L454 AbstractCegarLoop]: Interpolant automaton has 36 states [2019-09-16 16:14:36,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2019-09-16 16:14:36,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=1046, Unknown=0, NotChecked=0, Total=1260 [2019-09-16 16:14:36,981 INFO L87 Difference]: Start difference. First operand 57 states and 58 transitions. Second operand 36 states. [2019-09-16 16:14:38,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:38,172 INFO L93 Difference]: Finished difference Result 69 states and 70 transitions. [2019-09-16 16:14:38,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2019-09-16 16:14:38,173 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 54 [2019-09-16 16:14:38,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:38,175 INFO L225 Difference]: With dead ends: 69 [2019-09-16 16:14:38,175 INFO L226 Difference]: Without dead ends: 67 [2019-09-16 16:14:38,176 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 28 SyntacticMatches, 11 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 709 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=480, Invalid=2172, Unknown=0, NotChecked=0, Total=2652 [2019-09-16 16:14:38,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-09-16 16:14:38,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 65. [2019-09-16 16:14:38,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-09-16 16:14:38,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 66 transitions. [2019-09-16 16:14:38,187 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 66 transitions. Word has length 54 [2019-09-16 16:14:38,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:38,187 INFO L475 AbstractCegarLoop]: Abstraction has 65 states and 66 transitions. [2019-09-16 16:14:38,187 INFO L476 AbstractCegarLoop]: Interpolant automaton has 36 states. [2019-09-16 16:14:38,187 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2019-09-16 16:14:38,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-09-16 16:14:38,188 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:38,189 INFO L407 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:38,189 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:38,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:38,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1406101301, now seen corresponding path program 7 times [2019-09-16 16:14:38,189 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:38,189 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:38,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:38,191 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:14:38,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:38,285 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 43 proven. 33 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-09-16 16:14:38,285 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:14:38,285 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:14:38,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:14:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:38,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 13 conjunts are in the unsatisfiable core [2019-09-16 16:14:38,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:14:38,459 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 60 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-09-16 16:14:38,465 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:14:38,465 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 14] total 17 [2019-09-16 16:14:38,466 INFO L454 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-09-16 16:14:38,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-09-16 16:14:38,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=168, Unknown=0, NotChecked=0, Total=272 [2019-09-16 16:14:38,467 INFO L87 Difference]: Start difference. First operand 65 states and 66 transitions. Second operand 17 states. [2019-09-16 16:14:38,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:38,621 INFO L93 Difference]: Finished difference Result 120 states and 122 transitions. [2019-09-16 16:14:38,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-09-16 16:14:38,621 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 62 [2019-09-16 16:14:38,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:38,626 INFO L225 Difference]: With dead ends: 120 [2019-09-16 16:14:38,626 INFO L226 Difference]: Without dead ends: 68 [2019-09-16 16:14:38,628 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=115, Invalid=191, Unknown=0, NotChecked=0, Total=306 [2019-09-16 16:14:38,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2019-09-16 16:14:38,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 67. [2019-09-16 16:14:38,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-09-16 16:14:38,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 68 transitions. [2019-09-16 16:14:38,660 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 68 transitions. Word has length 62 [2019-09-16 16:14:38,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:38,661 INFO L475 AbstractCegarLoop]: Abstraction has 67 states and 68 transitions. [2019-09-16 16:14:38,661 INFO L476 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-09-16 16:14:38,661 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2019-09-16 16:14:38,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-09-16 16:14:38,664 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:38,666 INFO L407 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:38,667 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:38,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:38,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1367718665, now seen corresponding path program 8 times [2019-09-16 16:14:38,668 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:38,668 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:38,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:38,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:14:38,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:39,388 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 15 proven. 70 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-09-16 16:14:39,389 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:14:39,389 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:14:39,446 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-09-16 16:14:39,493 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-09-16 16:14:39,494 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:14:39,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 44 conjunts are in the unsatisfiable core [2019-09-16 16:14:39,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:14:39,527 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:14:39,528 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:14:39,528 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:39,543 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:39,544 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:39,544 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:29 [2019-09-16 16:14:39,666 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:14:39,667 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:14:39,668 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:39,683 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:39,683 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:39,684 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:43 [2019-09-16 16:14:39,866 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:14:39,867 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:14:39,867 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:39,881 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:39,881 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:39,882 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:57 [2019-09-16 16:14:40,123 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:14:40,124 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:14:40,125 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:40,139 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:40,140 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:40,140 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:71 [2019-09-16 16:14:40,253 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,254 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,255 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,257 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,258 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,259 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,260 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,261 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,262 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,263 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,264 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,265 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,266 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,267 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,268 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,269 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:40,270 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:40,270 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:14:40,271 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:40,296 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:40,296 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:40,297 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:88 [2019-09-16 16:14:42,077 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,078 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,081 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,082 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,082 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,083 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,084 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,086 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,087 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,088 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,089 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,091 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,092 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,093 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,094 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,095 INFO L172 IndexEqualityManager]: detected equality via solver [2019-09-16 16:14:42,096 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,098 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,099 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:42,101 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:42,101 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 84 treesize of output 35 [2019-09-16 16:14:42,102 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:42,109 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:42,109 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:42,110 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:93, output treesize:7 [2019-09-16 16:14:42,141 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:42,233 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 21 proven. 76 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-09-16 16:14:42,236 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:14:42,237 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 26] total 40 [2019-09-16 16:14:42,237 INFO L454 AbstractCegarLoop]: Interpolant automaton has 40 states [2019-09-16 16:14:42,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2019-09-16 16:14:42,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=291, Invalid=1269, Unknown=0, NotChecked=0, Total=1560 [2019-09-16 16:14:42,238 INFO L87 Difference]: Start difference. First operand 67 states and 68 transitions. Second operand 40 states. [2019-09-16 16:14:43,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:43,743 INFO L93 Difference]: Finished difference Result 79 states and 80 transitions. [2019-09-16 16:14:43,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2019-09-16 16:14:43,743 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 64 [2019-09-16 16:14:43,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:43,745 INFO L225 Difference]: With dead ends: 79 [2019-09-16 16:14:43,746 INFO L226 Difference]: Without dead ends: 77 [2019-09-16 16:14:43,748 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 34 SyntacticMatches, 15 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1049 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=606, Invalid=2586, Unknown=0, NotChecked=0, Total=3192 [2019-09-16 16:14:43,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2019-09-16 16:14:43,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 75. [2019-09-16 16:14:43,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-09-16 16:14:43,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 76 transitions. [2019-09-16 16:14:43,762 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 76 transitions. Word has length 64 [2019-09-16 16:14:43,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:43,762 INFO L475 AbstractCegarLoop]: Abstraction has 75 states and 76 transitions. [2019-09-16 16:14:43,762 INFO L476 AbstractCegarLoop]: Interpolant automaton has 40 states. [2019-09-16 16:14:43,763 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2019-09-16 16:14:43,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-09-16 16:14:43,764 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:43,764 INFO L407 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:43,764 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:43,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:43,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1539617507, now seen corresponding path program 9 times [2019-09-16 16:14:43,765 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:43,765 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:43,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:43,766 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:14:43,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:43,869 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 63 proven. 46 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-09-16 16:14:43,870 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:14:43,870 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:14:43,915 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-09-16 16:14:43,976 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2019-09-16 16:14:43,976 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:14:43,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 15 conjunts are in the unsatisfiable core [2019-09-16 16:14:43,980 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:14:44,080 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 84 proven. 25 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (10)] Exception during sending of exit command (exit): Broken pipe [2019-09-16 16:14:44,085 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:14:44,085 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 16] total 19 [2019-09-16 16:14:44,085 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-16 16:14:44,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-16 16:14:44,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=212, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:14:44,086 INFO L87 Difference]: Start difference. First operand 75 states and 76 transitions. Second operand 19 states. [2019-09-16 16:14:44,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:44,314 INFO L93 Difference]: Finished difference Result 138 states and 140 transitions. [2019-09-16 16:14:44,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-16 16:14:44,314 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 72 [2019-09-16 16:14:44,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:44,316 INFO L225 Difference]: With dead ends: 138 [2019-09-16 16:14:44,316 INFO L226 Difference]: Without dead ends: 78 [2019-09-16 16:14:44,317 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=142, Invalid=238, Unknown=0, NotChecked=0, Total=380 [2019-09-16 16:14:44,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2019-09-16 16:14:44,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 77. [2019-09-16 16:14:44,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-09-16 16:14:44,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 78 transitions. [2019-09-16 16:14:44,330 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 78 transitions. Word has length 72 [2019-09-16 16:14:44,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:44,330 INFO L475 AbstractCegarLoop]: Abstraction has 77 states and 78 transitions. [2019-09-16 16:14:44,330 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-16 16:14:44,330 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2019-09-16 16:14:44,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-09-16 16:14:44,331 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:44,332 INFO L407 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:44,332 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:44,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:44,332 INFO L82 PathProgramCache]: Analyzing trace with hash -764331557, now seen corresponding path program 10 times [2019-09-16 16:14:44,332 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:44,332 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:44,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:44,334 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:14:44,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:44,699 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 18 proven. 102 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-09-16 16:14:44,699 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:14:44,699 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:14:44,729 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2019-09-16 16:14:44,756 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2019-09-16 16:14:44,756 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:14:44,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 45 conjunts are in the unsatisfiable core [2019-09-16 16:14:44,760 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:14:44,771 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:14:44,771 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:14:44,772 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:44,779 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:44,779 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:44,779 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:26 [2019-09-16 16:14:44,872 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:14:44,873 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:14:44,874 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:44,880 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:44,880 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:44,881 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:54, output treesize:40 [2019-09-16 16:14:44,982 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:14:44,982 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:14:44,983 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:44,991 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:44,991 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:44,992 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:68, output treesize:54 [2019-09-16 16:14:45,142 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:14:45,143 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:14:45,144 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:45,155 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:45,156 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:45,156 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:68 [2019-09-16 16:14:45,343 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:14:45,344 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:14:45,345 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:45,362 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:45,362 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:45,363 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:96, output treesize:82 [2019-09-16 16:14:45,494 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:45,644 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:14:45,644 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:14:45,645 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:14:45,646 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:45,671 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:45,672 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:45,672 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:113, output treesize:99 [2019-09-16 16:14:47,871 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 56 [2019-09-16 16:14:47,871 INFO L341 Elim1Store]: treesize reduction 372, result has 24.2 percent of original size [2019-09-16 16:14:47,872 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 107 treesize of output 155 [2019-09-16 16:14:47,873 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:47,874 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:47,875 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:47,876 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:47,876 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:47,876 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:47,877 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:47,880 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-09-16 16:14:47,935 INFO L567 ElimStorePlain]: treesize reduction 560, result has 2.6 percent of original size [2019-09-16 16:14:47,936 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:47,936 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:116, output treesize:7 [2019-09-16 16:14:47,976 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:48,116 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 31 proven. 104 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-09-16 16:14:48,119 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:14:48,120 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 28] total 43 [2019-09-16 16:14:48,120 INFO L454 AbstractCegarLoop]: Interpolant automaton has 43 states [2019-09-16 16:14:48,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2019-09-16 16:14:48,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=314, Invalid=1492, Unknown=0, NotChecked=0, Total=1806 [2019-09-16 16:14:48,121 INFO L87 Difference]: Start difference. First operand 77 states and 78 transitions. Second operand 43 states. [2019-09-16 16:14:50,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:50,567 INFO L93 Difference]: Finished difference Result 89 states and 90 transitions. [2019-09-16 16:14:50,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2019-09-16 16:14:50,568 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 74 [2019-09-16 16:14:50,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:50,570 INFO L225 Difference]: With dead ends: 89 [2019-09-16 16:14:50,570 INFO L226 Difference]: Without dead ends: 87 [2019-09-16 16:14:50,572 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 39 SyntacticMatches, 19 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1097 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=680, Invalid=3102, Unknown=0, NotChecked=0, Total=3782 [2019-09-16 16:14:50,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2019-09-16 16:14:50,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2019-09-16 16:14:50,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-09-16 16:14:50,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 86 transitions. [2019-09-16 16:14:50,593 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 86 transitions. Word has length 74 [2019-09-16 16:14:50,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:50,594 INFO L475 AbstractCegarLoop]: Abstraction has 85 states and 86 transitions. [2019-09-16 16:14:50,594 INFO L476 AbstractCegarLoop]: Interpolant automaton has 43 states. [2019-09-16 16:14:50,594 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2019-09-16 16:14:50,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-09-16 16:14:50,595 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:50,596 INFO L407 BasicCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:50,596 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:50,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:50,596 INFO L82 PathProgramCache]: Analyzing trace with hash 1491851759, now seen corresponding path program 11 times [2019-09-16 16:14:50,596 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:50,596 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:50,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:50,598 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:14:50,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:50,695 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 87 proven. 61 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-09-16 16:14:50,695 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:14:50,695 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:14:50,742 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2019-09-16 16:14:50,856 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2019-09-16 16:14:50,856 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:14:50,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 17 conjunts are in the unsatisfiable core [2019-09-16 16:14:50,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:14:51,028 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 112 proven. 36 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-09-16 16:14:51,042 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:14:51,042 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 18] total 21 [2019-09-16 16:14:51,045 INFO L454 AbstractCegarLoop]: Interpolant automaton has 21 states [2019-09-16 16:14:51,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2019-09-16 16:14:51,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=261, Unknown=0, NotChecked=0, Total=420 [2019-09-16 16:14:51,046 INFO L87 Difference]: Start difference. First operand 85 states and 86 transitions. Second operand 21 states. [2019-09-16 16:14:51,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:14:51,334 INFO L93 Difference]: Finished difference Result 156 states and 158 transitions. [2019-09-16 16:14:51,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-09-16 16:14:51,335 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 82 [2019-09-16 16:14:51,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:14:51,336 INFO L225 Difference]: With dead ends: 156 [2019-09-16 16:14:51,336 INFO L226 Difference]: Without dead ends: 88 [2019-09-16 16:14:51,336 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=172, Invalid=290, Unknown=0, NotChecked=0, Total=462 [2019-09-16 16:14:51,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-09-16 16:14:51,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 87. [2019-09-16 16:14:51,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-09-16 16:14:51,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 88 transitions. [2019-09-16 16:14:51,352 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 88 transitions. Word has length 82 [2019-09-16 16:14:51,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:14:51,352 INFO L475 AbstractCegarLoop]: Abstraction has 87 states and 88 transitions. [2019-09-16 16:14:51,352 INFO L476 AbstractCegarLoop]: Interpolant automaton has 21 states. [2019-09-16 16:14:51,352 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2019-09-16 16:14:51,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-09-16 16:14:51,354 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:14:51,354 INFO L407 BasicCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:14:51,354 INFO L418 AbstractCegarLoop]: === Iteration 15 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:14:51,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:14:51,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1600614701, now seen corresponding path program 12 times [2019-09-16 16:14:51,355 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:14:51,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:14:51,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:51,356 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:14:51,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:14:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:14:51,824 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 21 proven. 140 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-09-16 16:14:51,824 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:14:51,824 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:14:51,857 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2019-09-16 16:14:51,936 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2019-09-16 16:14:51,936 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:14:51,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 55 conjunts are in the unsatisfiable core [2019-09-16 16:14:51,942 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:14:51,970 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:51,972 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:51,973 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:14:51,973 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:51,980 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:51,981 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:51,981 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:34 [2019-09-16 16:14:52,059 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,060 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,061 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,063 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,064 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:52,064 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:14:52,065 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:52,079 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:52,079 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:52,080 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:62, output treesize:48 [2019-09-16 16:14:52,160 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,170 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,173 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,173 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,174 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,319 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-16 16:14:52,320 INFO L341 Elim1Store]: treesize reduction 38, result has 87.8 percent of original size [2019-09-16 16:14:52,321 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 65 treesize of output 311 [2019-09-16 16:14:52,322 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:52,406 INFO L567 ElimStorePlain]: treesize reduction 237, result has 24.8 percent of original size [2019-09-16 16:14:52,407 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-09-16 16:14:52,407 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:78, output treesize:78 [2019-09-16 16:14:52,526 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,529 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,530 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,539 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,546 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,548 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,549 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:52,793 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2019-09-16 16:14:52,793 INFO L341 Elim1Store]: treesize reduction 38, result has 90.9 percent of original size [2019-09-16 16:14:52,794 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 93 treesize of output 439 [2019-09-16 16:14:52,795 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:52,919 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 42 [2019-09-16 16:14:52,920 INFO L567 ElimStorePlain]: treesize reduction 384, result has 19.3 percent of original size [2019-09-16 16:14:52,920 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-09-16 16:14:52,920 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:106, output treesize:92 [2019-09-16 16:14:53,067 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,069 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,069 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,074 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,075 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,077 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,083 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,085 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,087 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,094 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,403 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 90 [2019-09-16 16:14:53,404 INFO L341 Elim1Store]: treesize reduction 38, result has 91.9 percent of original size [2019-09-16 16:14:53,404 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 18 case distinctions, treesize of input 107 treesize of output 509 [2019-09-16 16:14:53,407 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:53,522 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2019-09-16 16:14:53,523 INFO L567 ElimStorePlain]: treesize reduction 447, result has 19.2 percent of original size [2019-09-16 16:14:53,523 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-09-16 16:14:53,523 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:120, output treesize:106 [2019-09-16 16:14:53,673 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,675 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,676 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,677 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,678 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,684 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,685 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,686 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,690 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,693 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,704 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,706 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,708 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:53,718 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,071 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 105 [2019-09-16 16:14:54,071 INFO L341 Elim1Store]: treesize reduction 38, result has 92.7 percent of original size [2019-09-16 16:14:54,072 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 24 case distinctions, treesize of input 121 treesize of output 579 [2019-09-16 16:14:54,075 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:54,216 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 52 [2019-09-16 16:14:54,217 INFO L567 ElimStorePlain]: treesize reduction 552, result has 17.9 percent of original size [2019-09-16 16:14:54,217 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-09-16 16:14:54,217 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:134, output treesize:120 [2019-09-16 16:14:54,422 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,424 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,425 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,427 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,428 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,433 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,434 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,435 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,439 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,440 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,441 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,445 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,447 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,451 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,453 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,454 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,460 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,463 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:54,862 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 120 [2019-09-16 16:14:54,863 INFO L341 Elim1Store]: treesize reduction 38, result has 93.4 percent of original size [2019-09-16 16:14:54,863 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 31 case distinctions, treesize of input 135 treesize of output 649 [2019-09-16 16:14:54,867 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:55,037 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 59 [2019-09-16 16:14:55,037 INFO L567 ElimStorePlain]: treesize reduction 594, result has 18.7 percent of original size [2019-09-16 16:14:55,038 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-09-16 16:14:55,039 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:151, output treesize:137 [2019-09-16 16:14:58,131 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,132 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,133 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,134 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,135 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,136 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,137 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,138 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,140 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,141 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,142 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,143 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,145 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,146 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,147 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,148 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,149 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,150 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,153 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,154 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,155 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,157 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,158 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,159 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,160 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,161 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,162 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,164 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,164 INFO L172 IndexEqualityManager]: detected equality via solver [2019-09-16 16:14:58,166 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,167 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,168 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,169 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:14:58,171 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:58,171 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 110 treesize of output 45 [2019-09-16 16:14:58,172 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:14:58,182 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:14:58,182 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:14:58,183 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:126, output treesize:10 [2019-09-16 16:14:58,234 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:14:58,435 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 3 proven. 176 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-16 16:14:58,439 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:14:58,439 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 32] total 48 [2019-09-16 16:14:58,440 INFO L454 AbstractCegarLoop]: Interpolant automaton has 48 states [2019-09-16 16:14:58,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2019-09-16 16:14:58,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=254, Invalid=2002, Unknown=0, NotChecked=0, Total=2256 [2019-09-16 16:14:58,441 INFO L87 Difference]: Start difference. First operand 87 states and 88 transitions. Second operand 48 states. [2019-09-16 16:15:00,072 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 96 [2019-09-16 16:15:02,063 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 105 [2019-09-16 16:15:06,207 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 75 [2019-09-16 16:15:06,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:15:06,216 INFO L93 Difference]: Finished difference Result 171 states and 175 transitions. [2019-09-16 16:15:06,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2019-09-16 16:15:06,217 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 84 [2019-09-16 16:15:06,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:15:06,219 INFO L225 Difference]: With dead ends: 171 [2019-09-16 16:15:06,219 INFO L226 Difference]: Without dead ends: 100 [2019-09-16 16:15:06,223 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 43 SyntacticMatches, 23 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3325 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=1016, Invalid=8686, Unknown=0, NotChecked=0, Total=9702 [2019-09-16 16:15:06,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2019-09-16 16:15:06,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 97. [2019-09-16 16:15:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-09-16 16:15:06,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 98 transitions. [2019-09-16 16:15:06,239 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 98 transitions. Word has length 84 [2019-09-16 16:15:06,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:15:06,239 INFO L475 AbstractCegarLoop]: Abstraction has 97 states and 98 transitions. [2019-09-16 16:15:06,239 INFO L476 AbstractCegarLoop]: Interpolant automaton has 48 states. [2019-09-16 16:15:06,240 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2019-09-16 16:15:06,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-09-16 16:15:06,241 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:15:06,241 INFO L407 BasicCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:15:06,241 INFO L418 AbstractCegarLoop]: === Iteration 16 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:15:06,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:15:06,242 INFO L82 PathProgramCache]: Analyzing trace with hash 523550975, now seen corresponding path program 13 times [2019-09-16 16:15:06,242 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:15:06,242 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:15:06,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:15:06,243 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:15:06,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:15:06,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:15:06,684 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 24 proven. 184 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-09-16 16:15:06,684 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:15:06,684 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:15:06,724 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:15:06,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:15:06,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 55 conjunts are in the unsatisfiable core [2019-09-16 16:15:06,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:15:06,782 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:15:06,783 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:15:06,783 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:06,788 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:06,788 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:06,789 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:26 [2019-09-16 16:15:06,877 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:15:06,878 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:15:06,878 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:06,884 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:06,884 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:06,884 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:54, output treesize:40 [2019-09-16 16:15:06,988 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:15:06,988 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:15:06,989 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:07,000 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:07,000 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:07,001 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:68, output treesize:54 [2019-09-16 16:15:07,148 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:15:07,148 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:15:07,149 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:07,161 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:07,161 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:07,161 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:68 [2019-09-16 16:15:07,354 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:15:07,354 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:15:07,355 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:07,369 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:07,370 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:07,370 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:96, output treesize:82 [2019-09-16 16:15:07,611 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:15:07,612 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:15:07,612 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:15:07,613 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:07,642 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:07,643 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:07,643 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:110, output treesize:96 [2019-09-16 16:15:07,976 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:15:07,977 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:15:07,977 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:15:07,978 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:08,000 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:08,000 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:08,001 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:124, output treesize:110 [2019-09-16 16:15:08,163 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:08,376 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:15:08,377 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:15:08,377 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:15:08,377 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:08,405 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:08,406 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:08,406 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:127 [2019-09-16 16:15:11,936 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 70 [2019-09-16 16:15:11,936 INFO L341 Elim1Store]: treesize reduction 640, result has 19.3 percent of original size [2019-09-16 16:15:11,937 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 135 treesize of output 199 [2019-09-16 16:15:11,938 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:11,938 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:11,939 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:11,939 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:11,940 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:11,940 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:11,941 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:11,941 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:11,942 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:11,946 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-09-16 16:15:12,034 INFO L567 ElimStorePlain]: treesize reduction 918, result has 1.6 percent of original size [2019-09-16 16:15:12,035 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:12,035 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:144, output treesize:7 [2019-09-16 16:15:12,083 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:12,291 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 57 proven. 172 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-09-16 16:15:12,294 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:15:12,294 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 34] total 51 [2019-09-16 16:15:12,295 INFO L454 AbstractCegarLoop]: Interpolant automaton has 51 states [2019-09-16 16:15:12,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2019-09-16 16:15:12,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=462, Invalid=2088, Unknown=0, NotChecked=0, Total=2550 [2019-09-16 16:15:12,296 INFO L87 Difference]: Start difference. First operand 97 states and 98 transitions. Second operand 51 states. [2019-09-16 16:15:15,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:15:15,235 INFO L93 Difference]: Finished difference Result 109 states and 110 transitions. [2019-09-16 16:15:15,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2019-09-16 16:15:15,235 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 94 [2019-09-16 16:15:15,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:15:15,240 INFO L225 Difference]: With dead ends: 109 [2019-09-16 16:15:15,240 INFO L226 Difference]: Without dead ends: 107 [2019-09-16 16:15:15,242 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 49 SyntacticMatches, 27 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1601 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=999, Invalid=4403, Unknown=0, NotChecked=0, Total=5402 [2019-09-16 16:15:15,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-09-16 16:15:15,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2019-09-16 16:15:15,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-09-16 16:15:15,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 106 transitions. [2019-09-16 16:15:15,260 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 106 transitions. Word has length 94 [2019-09-16 16:15:15,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:15:15,260 INFO L475 AbstractCegarLoop]: Abstraction has 105 states and 106 transitions. [2019-09-16 16:15:15,261 INFO L476 AbstractCegarLoop]: Interpolant automaton has 51 states. [2019-09-16 16:15:15,261 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2019-09-16 16:15:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-09-16 16:15:15,262 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:15:15,262 INFO L407 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:15:15,262 INFO L418 AbstractCegarLoop]: === Iteration 17 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:15:15,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:15:15,263 INFO L82 PathProgramCache]: Analyzing trace with hash 584580371, now seen corresponding path program 14 times [2019-09-16 16:15:15,263 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:15:15,263 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:15:15,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:15:15,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:15:15,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:15:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:15:15,406 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 147 proven. 97 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-09-16 16:15:15,406 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:15:15,407 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:15:15,456 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-09-16 16:15:15,490 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-09-16 16:15:15,490 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:15:15,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 21 conjunts are in the unsatisfiable core [2019-09-16 16:15:15,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:15:15,658 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 180 proven. 64 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-09-16 16:15:15,661 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:15:15,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 22] total 25 [2019-09-16 16:15:15,661 INFO L454 AbstractCegarLoop]: Interpolant automaton has 25 states [2019-09-16 16:15:15,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2019-09-16 16:15:15,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=374, Unknown=0, NotChecked=0, Total=600 [2019-09-16 16:15:15,662 INFO L87 Difference]: Start difference. First operand 105 states and 106 transitions. Second operand 25 states. [2019-09-16 16:15:15,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:15:16,000 INFO L93 Difference]: Finished difference Result 192 states and 194 transitions. [2019-09-16 16:15:16,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-09-16 16:15:16,000 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 102 [2019-09-16 16:15:16,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:15:16,001 INFO L225 Difference]: With dead ends: 192 [2019-09-16 16:15:16,001 INFO L226 Difference]: Without dead ends: 108 [2019-09-16 16:15:16,002 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=241, Invalid=409, Unknown=0, NotChecked=0, Total=650 [2019-09-16 16:15:16,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2019-09-16 16:15:16,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 107. [2019-09-16 16:15:16,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-09-16 16:15:16,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 108 transitions. [2019-09-16 16:15:16,019 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 108 transitions. Word has length 102 [2019-09-16 16:15:16,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:15:16,019 INFO L475 AbstractCegarLoop]: Abstraction has 107 states and 108 transitions. [2019-09-16 16:15:16,019 INFO L476 AbstractCegarLoop]: Interpolant automaton has 25 states. [2019-09-16 16:15:16,019 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2019-09-16 16:15:16,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-09-16 16:15:16,020 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:15:16,020 INFO L407 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:15:16,020 INFO L418 AbstractCegarLoop]: === Iteration 18 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:15:16,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:15:16,021 INFO L82 PathProgramCache]: Analyzing trace with hash 1672317265, now seen corresponding path program 15 times [2019-09-16 16:15:16,021 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:15:16,021 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:15:16,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:15:16,022 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:15:16,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:15:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:15:16,814 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 27 proven. 234 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-09-16 16:15:16,815 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:15:16,815 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:15:16,854 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-09-16 16:15:17,062 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2019-09-16 16:15:17,062 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:15:17,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 66 conjunts are in the unsatisfiable core [2019-09-16 16:15:17,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:15:17,090 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,092 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,092 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:15:17,093 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,101 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,101 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,101 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:34 [2019-09-16 16:15:17,172 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,173 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,174 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,175 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,177 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,178 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:15:17,178 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,189 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,189 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,189 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:62, output treesize:48 [2019-09-16 16:15:17,273 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,274 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,275 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,276 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,277 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,278 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,281 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,281 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:15:17,281 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,295 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,295 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,295 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:62 [2019-09-16 16:15:17,394 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,395 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,396 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,397 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,398 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,400 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,401 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,402 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,403 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,404 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,405 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,406 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,407 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:15:17,407 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,428 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,428 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,429 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:90, output treesize:76 [2019-09-16 16:15:17,550 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,551 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,552 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,553 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,553 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,554 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,555 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,557 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,558 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,559 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,560 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,561 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,562 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,563 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,564 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,565 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,566 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,567 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:15:17,567 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,586 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,586 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,587 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:104, output treesize:90 [2019-09-16 16:15:17,725 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,726 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,730 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,731 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,732 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,733 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,733 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,735 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,736 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,738 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,739 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,740 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,741 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,742 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,743 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,744 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,745 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,746 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,747 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,748 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,750 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,751 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,752 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,752 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 22 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:15:17,753 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,775 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,776 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,776 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:118, output treesize:104 [2019-09-16 16:15:17,932 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,934 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,935 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,936 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,936 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,937 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,939 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,940 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,941 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,942 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,943 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,944 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,945 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,946 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,947 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,948 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,949 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,950 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,952 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,953 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,954 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,955 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,956 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,957 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,958 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,959 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,960 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,961 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,962 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:17,963 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,963 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 29 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:15:17,964 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,994 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:17,994 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:17,994 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:132, output treesize:118 [2019-09-16 16:15:18,176 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,180 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,181 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,182 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,182 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,183 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,184 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,184 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,185 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,187 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,188 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,189 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,190 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,191 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,192 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,193 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,194 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,195 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,196 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,197 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,198 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,200 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,201 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,202 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,203 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,204 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,205 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,206 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,207 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,208 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,209 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,210 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,211 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,212 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,213 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,215 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,216 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,217 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:18,217 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 37 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:15:18,218 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:18,247 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:18,247 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:18,248 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:146, output treesize:132 [2019-09-16 16:15:18,467 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,469 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,470 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,471 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,472 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,473 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,474 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,475 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,476 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,477 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,478 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,479 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,480 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,481 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,482 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,485 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,486 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,486 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,489 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,490 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,491 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,491 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,492 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,493 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,494 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,494 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,495 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,496 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,497 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,497 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,498 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,499 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,500 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,500 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,501 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,502 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,503 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,503 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,504 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,505 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,506 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,506 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,507 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,508 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,509 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,510 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:18,510 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:18,511 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 46 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:15:18,511 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:18,549 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:18,550 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:18,550 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:163, output treesize:149 [2019-09-16 16:15:22,870 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,872 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,873 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,873 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,874 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,875 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,876 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,877 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,883 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,884 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,886 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,887 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,888 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,889 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,890 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,892 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,893 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,894 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,895 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,896 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,897 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,899 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,900 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,901 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,902 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,903 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,904 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,905 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,906 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,907 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,908 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,909 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,910 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,910 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,911 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,912 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,913 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,913 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,914 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,915 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,916 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,917 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,917 INFO L172 IndexEqualityManager]: detected equality via solver [2019-09-16 16:15:22,919 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,919 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,920 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,921 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:22,922 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:22,923 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 136 treesize of output 55 [2019-09-16 16:15:22,923 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:22,928 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:22,929 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:22,929 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:145, output treesize:7 [2019-09-16 16:15:22,983 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:23,253 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 24 proven. 261 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2019-09-16 16:15:23,257 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:15:23,257 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 38] total 57 [2019-09-16 16:15:23,258 INFO L454 AbstractCegarLoop]: Interpolant automaton has 57 states [2019-09-16 16:15:23,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2019-09-16 16:15:23,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=457, Invalid=2735, Unknown=0, NotChecked=0, Total=3192 [2019-09-16 16:15:23,259 INFO L87 Difference]: Start difference. First operand 107 states and 108 transitions. Second operand 57 states. [2019-09-16 16:15:25,169 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 113 [2019-09-16 16:15:29,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:15:29,261 INFO L93 Difference]: Finished difference Result 207 states and 211 transitions. [2019-09-16 16:15:29,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2019-09-16 16:15:29,261 INFO L78 Accepts]: Start accepts. Automaton has 57 states. Word has length 104 [2019-09-16 16:15:29,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:15:29,262 INFO L225 Difference]: With dead ends: 207 [2019-09-16 16:15:29,262 INFO L226 Difference]: Without dead ends: 120 [2019-09-16 16:15:29,266 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 53 SyntacticMatches, 31 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3604 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=1236, Invalid=8466, Unknown=0, NotChecked=0, Total=9702 [2019-09-16 16:15:29,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2019-09-16 16:15:29,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 117. [2019-09-16 16:15:29,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2019-09-16 16:15:29,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 118 transitions. [2019-09-16 16:15:29,286 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 118 transitions. Word has length 104 [2019-09-16 16:15:29,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:15:29,286 INFO L475 AbstractCegarLoop]: Abstraction has 117 states and 118 transitions. [2019-09-16 16:15:29,286 INFO L476 AbstractCegarLoop]: Interpolant automaton has 57 states. [2019-09-16 16:15:29,286 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2019-09-16 16:15:29,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-09-16 16:15:29,287 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:15:29,287 INFO L407 BasicCegarLoop]: trace histogram [11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:15:29,287 INFO L418 AbstractCegarLoop]: === Iteration 19 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:15:29,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:15:29,287 INFO L82 PathProgramCache]: Analyzing trace with hash 2142120483, now seen corresponding path program 16 times [2019-09-16 16:15:29,288 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:15:29,288 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:15:29,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:15:29,289 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:15:29,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:15:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:15:29,880 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 30 proven. 290 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-09-16 16:15:29,880 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:15:29,880 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:15:29,927 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2019-09-16 16:15:29,968 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2019-09-16 16:15:29,968 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:15:29,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 65 conjunts are in the unsatisfiable core [2019-09-16 16:15:29,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:15:29,981 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:15:29,981 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:15:29,982 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:29,987 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:29,987 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:29,988 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:26 [2019-09-16 16:15:30,091 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:15:30,092 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:15:30,092 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:30,102 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:30,102 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:30,103 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:54, output treesize:40 [2019-09-16 16:15:30,220 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:15:30,221 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:15:30,221 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:30,230 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:30,230 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:30,231 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:68, output treesize:54 [2019-09-16 16:15:30,380 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:15:30,380 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:15:30,381 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:30,393 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:30,393 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:30,394 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:68 [2019-09-16 16:15:30,589 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:15:30,589 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:15:30,590 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:30,604 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:30,604 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:30,605 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:96, output treesize:82 [2019-09-16 16:15:30,856 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:15:30,856 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:15:30,857 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:15:30,858 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:30,876 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:30,876 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:30,876 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:110, output treesize:96 [2019-09-16 16:15:31,195 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:15:31,195 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:15:31,196 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:15:31,196 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:31,217 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:31,217 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:31,218 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:124, output treesize:110 [2019-09-16 16:15:31,607 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:15:31,607 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:15:31,608 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:15:31,609 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:31,631 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:31,631 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:31,632 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:138, output treesize:124 [2019-09-16 16:15:32,132 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:15:32,133 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:15:32,133 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:15:32,134 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:32,160 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:32,161 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:32,161 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:152, output treesize:138 [2019-09-16 16:15:32,395 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:32,735 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:15:32,736 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:15:32,736 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 1 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:15:32,737 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:32,772 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:32,773 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:32,773 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:169, output treesize:155 [2019-09-16 16:15:39,051 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 84 [2019-09-16 16:15:39,052 INFO L341 Elim1Store]: treesize reduction 980, result has 16.0 percent of original size [2019-09-16 16:15:39,052 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 163 treesize of output 243 [2019-09-16 16:15:39,054 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:39,054 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:39,055 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:39,055 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:39,056 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:39,056 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:39,056 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:39,057 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:39,057 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:39,057 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:39,058 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:39,063 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-09-16 16:15:39,204 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 11 [2019-09-16 16:15:39,205 INFO L567 ElimStorePlain]: treesize reduction 1346, result has 1.1 percent of original size [2019-09-16 16:15:39,205 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:39,206 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:172, output treesize:7 [2019-09-16 16:15:39,265 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:39,602 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 91 proven. 256 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2019-09-16 16:15:39,606 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:15:39,606 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 40] total 59 [2019-09-16 16:15:39,607 INFO L454 AbstractCegarLoop]: Interpolant automaton has 59 states [2019-09-16 16:15:39,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2019-09-16 16:15:39,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=642, Invalid=2780, Unknown=0, NotChecked=0, Total=3422 [2019-09-16 16:15:39,609 INFO L87 Difference]: Start difference. First operand 117 states and 118 transitions. Second operand 59 states. [2019-09-16 16:15:44,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:15:44,324 INFO L93 Difference]: Finished difference Result 129 states and 130 transitions. [2019-09-16 16:15:44,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2019-09-16 16:15:44,324 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 114 [2019-09-16 16:15:44,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:15:44,326 INFO L225 Difference]: With dead ends: 129 [2019-09-16 16:15:44,326 INFO L226 Difference]: Without dead ends: 127 [2019-09-16 16:15:44,328 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 59 SyntacticMatches, 35 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2193 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=1386, Invalid=5924, Unknown=0, NotChecked=0, Total=7310 [2019-09-16 16:15:44,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2019-09-16 16:15:44,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 125. [2019-09-16 16:15:44,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2019-09-16 16:15:44,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 126 transitions. [2019-09-16 16:15:44,354 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 126 transitions. Word has length 114 [2019-09-16 16:15:44,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:15:44,355 INFO L475 AbstractCegarLoop]: Abstraction has 125 states and 126 transitions. [2019-09-16 16:15:44,355 INFO L476 AbstractCegarLoop]: Interpolant automaton has 59 states. [2019-09-16 16:15:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2019-09-16 16:15:44,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-09-16 16:15:44,356 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:15:44,356 INFO L407 BasicCegarLoop]: trace histogram [12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:15:44,356 INFO L418 AbstractCegarLoop]: === Iteration 20 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:15:44,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:15:44,356 INFO L82 PathProgramCache]: Analyzing trace with hash -445119945, now seen corresponding path program 17 times [2019-09-16 16:15:44,357 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:15:44,357 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:15:44,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:15:44,358 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:15:44,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:15:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:15:44,527 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 223 proven. 141 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2019-09-16 16:15:44,528 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:15:44,528 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:15:44,576 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2019-09-16 16:15:44,923 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2019-09-16 16:15:44,924 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:15:44,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 25 conjunts are in the unsatisfiable core [2019-09-16 16:15:44,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:15:45,118 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 264 proven. 100 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2019-09-16 16:15:45,122 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:15:45,122 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 26] total 29 [2019-09-16 16:15:45,123 INFO L454 AbstractCegarLoop]: Interpolant automaton has 29 states [2019-09-16 16:15:45,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2019-09-16 16:15:45,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=305, Invalid=507, Unknown=0, NotChecked=0, Total=812 [2019-09-16 16:15:45,123 INFO L87 Difference]: Start difference. First operand 125 states and 126 transitions. Second operand 29 states. [2019-09-16 16:15:45,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:15:45,576 INFO L93 Difference]: Finished difference Result 228 states and 230 transitions. [2019-09-16 16:15:45,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2019-09-16 16:15:45,576 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 122 [2019-09-16 16:15:45,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:15:45,577 INFO L225 Difference]: With dead ends: 228 [2019-09-16 16:15:45,577 INFO L226 Difference]: Without dead ends: 128 [2019-09-16 16:15:45,578 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 314 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=322, Invalid=548, Unknown=0, NotChecked=0, Total=870 [2019-09-16 16:15:45,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2019-09-16 16:15:45,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 127. [2019-09-16 16:15:45,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2019-09-16 16:15:45,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 128 transitions. [2019-09-16 16:15:45,601 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 128 transitions. Word has length 122 [2019-09-16 16:15:45,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:15:45,601 INFO L475 AbstractCegarLoop]: Abstraction has 127 states and 128 transitions. [2019-09-16 16:15:45,601 INFO L476 AbstractCegarLoop]: Interpolant automaton has 29 states. [2019-09-16 16:15:45,601 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2019-09-16 16:15:45,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-09-16 16:15:45,602 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:15:45,602 INFO L407 BasicCegarLoop]: trace histogram [12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:15:45,602 INFO L418 AbstractCegarLoop]: === Iteration 21 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:15:45,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:15:45,603 INFO L82 PathProgramCache]: Analyzing trace with hash 488309621, now seen corresponding path program 18 times [2019-09-16 16:15:45,603 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:15:45,603 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:15:45,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:15:45,604 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:15:45,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:15:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:15:46,677 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 33 proven. 352 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2019-09-16 16:15:46,677 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:15:46,677 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:15:46,728 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2019-09-16 16:15:47,037 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2019-09-16 16:15:47,037 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:15:47,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 75 conjunts are in the unsatisfiable core [2019-09-16 16:15:47,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:15:47,053 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:15:47,054 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:15:47,054 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:47,060 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:47,060 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:47,060 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:29 [2019-09-16 16:15:47,158 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:15:47,159 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:15:47,159 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:47,168 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:47,168 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:47,169 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:43 [2019-09-16 16:15:47,292 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:15:47,292 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:15:47,293 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:47,303 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:47,304 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:47,304 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:57 [2019-09-16 16:15:47,467 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:15:47,468 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:15:47,468 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:47,482 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:47,482 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:47,482 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:71 [2019-09-16 16:15:47,684 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:15:47,684 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:15:47,685 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:47,701 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:47,702 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:47,702 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:99, output treesize:85 [2019-09-16 16:15:47,973 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:15:47,973 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:15:47,974 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:15:47,975 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:47,994 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:47,994 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:47,994 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:113, output treesize:99 [2019-09-16 16:15:48,312 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:15:48,313 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:15:48,313 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:15:48,314 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:48,337 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:48,338 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:48,338 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:127, output treesize:113 [2019-09-16 16:15:48,748 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:15:48,749 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:15:48,749 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:15:48,750 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:48,773 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:48,774 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:48,774 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:127 [2019-09-16 16:15:49,272 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:15:49,273 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:15:49,273 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:15:49,274 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:49,307 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:49,307 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:49,308 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:155, output treesize:141 [2019-09-16 16:15:49,932 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:15:49,932 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:15:49,932 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:15:49,933 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:49,971 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:49,971 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:49,972 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:169, output treesize:155 [2019-09-16 16:15:50,251 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,253 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,254 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,255 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,256 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,257 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,258 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,259 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,261 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,262 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,263 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,264 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,265 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,266 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,267 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,268 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,269 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,270 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,271 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,272 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,276 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,277 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,277 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,278 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,279 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,281 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,283 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,284 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,285 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,286 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,287 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,288 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,289 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,290 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,291 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,292 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,293 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,295 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,296 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,297 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,298 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,299 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,300 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,301 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,302 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,303 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,304 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,305 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,306 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,307 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,308 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,309 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,310 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,311 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,313 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,314 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,315 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,317 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,318 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,319 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,320 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,321 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,322 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,323 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:50,324 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:50,325 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 67 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:15:50,326 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:50,370 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:50,371 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:50,371 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:186, output treesize:172 [2019-09-16 16:15:57,146 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,147 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,148 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,149 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,150 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,151 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,152 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,152 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,153 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,154 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,155 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,156 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,157 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,158 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,159 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,160 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,161 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,162 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,163 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,163 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,164 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,165 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,165 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,166 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,167 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,168 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,169 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,170 INFO L172 IndexEqualityManager]: detected equality via solver [2019-09-16 16:15:57,172 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,173 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,173 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,174 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,175 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,175 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,176 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,177 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,178 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,179 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,180 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,181 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,182 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,183 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,184 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,185 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,186 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,187 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,188 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,189 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,190 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,191 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,192 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,193 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,194 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,195 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,196 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,197 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,198 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,199 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,200 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,201 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,202 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,203 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,204 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,205 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,206 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,207 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,208 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,209 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,210 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:15:57,212 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:57,213 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 66 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 162 treesize of output 65 [2019-09-16 16:15:57,213 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:15:57,220 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:15:57,221 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:15:57,221 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:171, output treesize:7 [2019-09-16 16:15:57,281 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:15:57,676 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 114 proven. 301 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2019-09-16 16:15:57,681 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:15:57,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 45] total 65 [2019-09-16 16:15:57,681 INFO L454 AbstractCegarLoop]: Interpolant automaton has 65 states [2019-09-16 16:15:57,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2019-09-16 16:15:57,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=856, Invalid=3304, Unknown=0, NotChecked=0, Total=4160 [2019-09-16 16:15:57,683 INFO L87 Difference]: Start difference. First operand 127 states and 128 transitions. Second operand 65 states. [2019-09-16 16:16:02,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:16:02,601 INFO L93 Difference]: Finished difference Result 139 states and 140 transitions. [2019-09-16 16:16:02,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2019-09-16 16:16:02,601 INFO L78 Accepts]: Start accepts. Automaton has 65 states. Word has length 124 [2019-09-16 16:16:02,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:16:02,603 INFO L225 Difference]: With dead ends: 139 [2019-09-16 16:16:02,603 INFO L226 Difference]: Without dead ends: 137 [2019-09-16 16:16:02,605 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 63 SyntacticMatches, 39 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2976 ImplicationChecksByTransitivity, 10.9s TimeCoverageRelationStatistics Valid=1713, Invalid=6843, Unknown=0, NotChecked=0, Total=8556 [2019-09-16 16:16:02,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-09-16 16:16:02,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 135. [2019-09-16 16:16:02,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2019-09-16 16:16:02,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 136 transitions. [2019-09-16 16:16:02,631 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 136 transitions. Word has length 124 [2019-09-16 16:16:02,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:16:02,632 INFO L475 AbstractCegarLoop]: Abstraction has 135 states and 136 transitions. [2019-09-16 16:16:02,632 INFO L476 AbstractCegarLoop]: Interpolant automaton has 65 states. [2019-09-16 16:16:02,632 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2019-09-16 16:16:02,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-09-16 16:16:02,633 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:16:02,633 INFO L407 BasicCegarLoop]: trace histogram [13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:16:02,633 INFO L418 AbstractCegarLoop]: === Iteration 22 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:16:02,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:16:02,633 INFO L82 PathProgramCache]: Analyzing trace with hash -689477239, now seen corresponding path program 19 times [2019-09-16 16:16:02,634 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:16:02,634 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:16:02,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:16:02,635 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:16:02,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:16:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:16:02,827 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 267 proven. 166 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2019-09-16 16:16:02,828 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:16:02,828 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:16:02,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:16:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:16:02,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 27 conjunts are in the unsatisfiable core [2019-09-16 16:16:02,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:16:03,141 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 312 proven. 121 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2019-09-16 16:16:03,144 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:16:03,144 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 28] total 31 [2019-09-16 16:16:03,144 INFO L454 AbstractCegarLoop]: Interpolant automaton has 31 states [2019-09-16 16:16:03,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2019-09-16 16:16:03,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=349, Invalid=581, Unknown=0, NotChecked=0, Total=930 [2019-09-16 16:16:03,146 INFO L87 Difference]: Start difference. First operand 135 states and 136 transitions. Second operand 31 states. [2019-09-16 16:16:03,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:16:03,590 INFO L93 Difference]: Finished difference Result 246 states and 248 transitions. [2019-09-16 16:16:03,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2019-09-16 16:16:03,595 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 132 [2019-09-16 16:16:03,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:16:03,596 INFO L225 Difference]: With dead ends: 246 [2019-09-16 16:16:03,596 INFO L226 Difference]: Without dead ends: 138 [2019-09-16 16:16:03,597 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 361 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=367, Invalid=625, Unknown=0, NotChecked=0, Total=992 [2019-09-16 16:16:03,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-09-16 16:16:03,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 137. [2019-09-16 16:16:03,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2019-09-16 16:16:03,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 138 transitions. [2019-09-16 16:16:03,627 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 138 transitions. Word has length 132 [2019-09-16 16:16:03,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:16:03,628 INFO L475 AbstractCegarLoop]: Abstraction has 137 states and 138 transitions. [2019-09-16 16:16:03,628 INFO L476 AbstractCegarLoop]: Interpolant automaton has 31 states. [2019-09-16 16:16:03,628 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2019-09-16 16:16:03,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-09-16 16:16:03,629 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:16:03,629 INFO L407 BasicCegarLoop]: trace histogram [13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:16:03,629 INFO L418 AbstractCegarLoop]: === Iteration 23 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:16:03,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:16:03,630 INFO L82 PathProgramCache]: Analyzing trace with hash 316699975, now seen corresponding path program 20 times [2019-09-16 16:16:03,630 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:16:03,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:16:03,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:16:03,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:16:03,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:16:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:16:04,566 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 36 proven. 420 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2019-09-16 16:16:04,566 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:16:04,566 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:16:04,649 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-09-16 16:16:04,703 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-09-16 16:16:04,704 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:16:04,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 79 conjunts are in the unsatisfiable core [2019-09-16 16:16:04,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:16:04,744 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:16:04,745 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:16:04,745 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:04,749 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:04,750 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:04,750 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:29 [2019-09-16 16:16:04,846 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:16:04,847 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:16:04,847 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:04,855 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:04,855 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:04,856 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:43 [2019-09-16 16:16:04,982 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:16:04,983 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:16:04,984 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:04,997 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:04,997 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:04,997 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:57 [2019-09-16 16:16:05,158 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:16:05,159 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:16:05,159 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:05,176 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:05,176 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:05,177 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:71 [2019-09-16 16:16:05,422 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 31 [2019-09-16 16:16:05,422 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:16:05,422 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:16:05,423 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:05,438 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:05,439 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:05,439 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:99, output treesize:85 [2019-09-16 16:16:05,715 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:16:05,715 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:16:05,716 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:16:05,716 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:05,737 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:05,738 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:05,738 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:113, output treesize:99 [2019-09-16 16:16:06,080 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:16:06,080 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:16:06,081 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:16:06,082 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:06,103 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:06,104 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:06,104 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:127, output treesize:113 [2019-09-16 16:16:06,512 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:16:06,512 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:16:06,512 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:16:06,513 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:06,538 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:06,539 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:06,539 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:127 [2019-09-16 16:16:07,035 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:16:07,036 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:16:07,036 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:16:07,037 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:07,068 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:07,069 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:07,069 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:155, output treesize:141 [2019-09-16 16:16:07,657 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:16:07,658 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:16:07,658 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:16:07,659 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:07,694 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:07,694 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:07,695 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:169, output treesize:155 [2019-09-16 16:16:08,466 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 61 [2019-09-16 16:16:08,467 INFO L341 Elim1Store]: treesize reduction 1970, result has 6.3 percent of original size [2019-09-16 16:16:08,467 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:16:08,468 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:08,507 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:08,507 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:08,508 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:183, output treesize:169 [2019-09-16 16:16:08,827 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,828 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,829 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,830 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,831 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,832 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,833 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,834 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,835 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,836 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,837 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,838 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,839 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,840 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,841 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,842 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,843 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,844 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,845 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,849 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,850 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,850 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,851 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,852 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,852 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,853 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,854 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,855 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,856 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,857 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,858 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,859 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,860 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,861 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,862 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,863 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,864 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,865 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,866 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,867 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,868 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,869 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,870 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,871 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,872 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,873 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,874 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,875 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,876 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,877 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,878 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,879 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,880 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,881 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,883 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,884 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,886 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,887 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,888 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,889 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,890 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,892 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,893 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,894 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,895 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,896 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,897 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,899 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,900 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,901 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,902 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,903 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,904 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,905 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,906 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,907 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:08,908 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:08,908 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 79 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 194 treesize of output 218 [2019-09-16 16:16:08,910 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:08,959 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:08,960 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:08,960 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:200, output treesize:186 [2019-09-16 16:16:16,895 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,896 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,897 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,899 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,900 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,901 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,902 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,903 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,904 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,905 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,906 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,907 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,909 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,910 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,911 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,912 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,913 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,914 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,915 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,916 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,917 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,918 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,919 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,920 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,921 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,923 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,924 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,925 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,926 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,927 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,929 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,930 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,931 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,932 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,933 INFO L172 IndexEqualityManager]: detected equality via solver [2019-09-16 16:16:16,934 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,935 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,936 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,937 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,938 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,939 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,940 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,941 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,942 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,943 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,944 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,945 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,946 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,947 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,948 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,949 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,950 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,951 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,952 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,953 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,954 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,955 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,956 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,957 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,958 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,959 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,960 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,961 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,962 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,963 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,964 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,965 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,966 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,967 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,968 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,969 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,970 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,971 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,972 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,973 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,974 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,975 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,976 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,977 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,978 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:16,980 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:16,981 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 14 select indices, 14 select index equivalence classes, 78 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 175 treesize of output 70 [2019-09-16 16:16:16,981 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:16,987 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:16,988 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:16,988 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:184, output treesize:7 [2019-09-16 16:16:17,058 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:17,544 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 133 proven. 356 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2019-09-16 16:16:17,547 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:16:17,548 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 47] total 68 [2019-09-16 16:16:17,548 INFO L454 AbstractCegarLoop]: Interpolant automaton has 68 states [2019-09-16 16:16:17,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2019-09-16 16:16:17,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=894, Invalid=3662, Unknown=0, NotChecked=0, Total=4556 [2019-09-16 16:16:17,549 INFO L87 Difference]: Start difference. First operand 137 states and 138 transitions. Second operand 68 states. [2019-09-16 16:16:22,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:16:22,865 INFO L93 Difference]: Finished difference Result 149 states and 150 transitions. [2019-09-16 16:16:22,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2019-09-16 16:16:22,866 INFO L78 Accepts]: Start accepts. Automaton has 68 states. Word has length 134 [2019-09-16 16:16:22,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:16:22,868 INFO L225 Difference]: With dead ends: 149 [2019-09-16 16:16:22,868 INFO L226 Difference]: Without dead ends: 147 [2019-09-16 16:16:22,869 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 68 SyntacticMatches, 43 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2936 ImplicationChecksByTransitivity, 12.8s TimeCoverageRelationStatistics Valid=1956, Invalid=7944, Unknown=0, NotChecked=0, Total=9900 [2019-09-16 16:16:22,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2019-09-16 16:16:22,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 145. [2019-09-16 16:16:22,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-09-16 16:16:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 146 transitions. [2019-09-16 16:16:22,909 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 146 transitions. Word has length 134 [2019-09-16 16:16:22,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:16:22,909 INFO L475 AbstractCegarLoop]: Abstraction has 145 states and 146 transitions. [2019-09-16 16:16:22,909 INFO L476 AbstractCegarLoop]: Interpolant automaton has 68 states. [2019-09-16 16:16:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2019-09-16 16:16:22,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-09-16 16:16:22,910 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:16:22,911 INFO L407 BasicCegarLoop]: trace histogram [14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:16:22,911 INFO L418 AbstractCegarLoop]: === Iteration 24 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:16:22,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:16:22,911 INFO L82 PathProgramCache]: Analyzing trace with hash 214886747, now seen corresponding path program 21 times [2019-09-16 16:16:22,911 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:16:22,911 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:16:22,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:16:22,913 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:16:22,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:16:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:16:23,144 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 315 proven. 193 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2019-09-16 16:16:23,144 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:16:23,145 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:16:23,249 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-09-16 16:16:24,334 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2019-09-16 16:16:24,334 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:16:24,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 29 conjunts are in the unsatisfiable core [2019-09-16 16:16:24,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:16:24,566 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 364 proven. 144 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2019-09-16 16:16:24,571 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:16:24,572 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 30] total 33 [2019-09-16 16:16:24,572 INFO L454 AbstractCegarLoop]: Interpolant automaton has 33 states [2019-09-16 16:16:24,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2019-09-16 16:16:24,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=396, Invalid=660, Unknown=0, NotChecked=0, Total=1056 [2019-09-16 16:16:24,573 INFO L87 Difference]: Start difference. First operand 145 states and 146 transitions. Second operand 33 states. [2019-09-16 16:16:25,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:16:25,117 INFO L93 Difference]: Finished difference Result 264 states and 266 transitions. [2019-09-16 16:16:25,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2019-09-16 16:16:25,118 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 142 [2019-09-16 16:16:25,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:16:25,119 INFO L225 Difference]: With dead ends: 264 [2019-09-16 16:16:25,119 INFO L226 Difference]: Without dead ends: 148 [2019-09-16 16:16:25,120 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 411 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=415, Invalid=707, Unknown=0, NotChecked=0, Total=1122 [2019-09-16 16:16:25,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2019-09-16 16:16:25,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 147. [2019-09-16 16:16:25,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2019-09-16 16:16:25,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 148 transitions. [2019-09-16 16:16:25,152 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 148 transitions. Word has length 142 [2019-09-16 16:16:25,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:16:25,152 INFO L475 AbstractCegarLoop]: Abstraction has 147 states and 148 transitions. [2019-09-16 16:16:25,152 INFO L476 AbstractCegarLoop]: Interpolant automaton has 33 states. [2019-09-16 16:16:25,152 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2019-09-16 16:16:25,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-09-16 16:16:25,153 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:16:25,153 INFO L407 BasicCegarLoop]: trace histogram [14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:16:25,154 INFO L418 AbstractCegarLoop]: === Iteration 25 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:16:25,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:16:25,154 INFO L82 PathProgramCache]: Analyzing trace with hash -1158488167, now seen corresponding path program 22 times [2019-09-16 16:16:25,154 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:16:25,154 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:16:25,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:16:25,155 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:16:25,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:16:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:16:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 845 backedges. 39 proven. 494 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2019-09-16 16:16:26,326 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:16:26,326 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:16:26,399 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2019-09-16 16:16:26,456 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2019-09-16 16:16:26,456 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:16:26,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 80 conjunts are in the unsatisfiable core [2019-09-16 16:16:26,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:16:26,478 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:16:26,478 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:16:26,479 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:26,483 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:26,484 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:26,484 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:26 [2019-09-16 16:16:26,572 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:16:26,573 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:16:26,573 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:26,580 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:26,580 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:26,580 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:54, output treesize:40 [2019-09-16 16:16:26,690 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:16:26,690 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:16:26,691 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:26,700 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:26,700 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:26,700 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:68, output treesize:54 [2019-09-16 16:16:26,858 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:16:26,859 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:16:26,860 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:26,872 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:26,872 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:26,872 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:68 [2019-09-16 16:16:27,070 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:16:27,071 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:16:27,071 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:27,087 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:27,088 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:27,088 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:96, output treesize:82 [2019-09-16 16:16:27,346 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:16:27,346 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:16:27,347 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:16:27,347 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:27,365 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:27,365 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:27,366 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:110, output treesize:96 [2019-09-16 16:16:27,707 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:16:27,708 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:16:27,708 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:16:27,709 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:27,731 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:27,732 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:27,732 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:124, output treesize:110 [2019-09-16 16:16:28,135 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:16:28,136 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:16:28,136 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:16:28,137 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:28,162 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:28,162 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:28,162 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:138, output treesize:124 [2019-09-16 16:16:28,656 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:16:28,656 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:16:28,656 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:16:28,657 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:28,686 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:28,687 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:28,687 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:152, output treesize:138 [2019-09-16 16:16:29,270 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:16:29,270 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:16:29,271 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:16:29,272 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:29,303 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:29,304 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:29,304 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:166, output treesize:152 [2019-09-16 16:16:30,011 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 61 [2019-09-16 16:16:30,012 INFO L341 Elim1Store]: treesize reduction 1970, result has 6.3 percent of original size [2019-09-16 16:16:30,012 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:16:30,013 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:30,048 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:30,049 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:30,049 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:180, output treesize:166 [2019-09-16 16:16:30,911 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 66 [2019-09-16 16:16:30,912 INFO L341 Elim1Store]: treesize reduction 2262, result has 6.0 percent of original size [2019-09-16 16:16:30,912 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 194 treesize of output 218 [2019-09-16 16:16:30,913 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:30,952 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:30,952 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:30,953 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:194, output treesize:180 [2019-09-16 16:16:31,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:16:31,996 WARN L191 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 71 [2019-09-16 16:16:31,996 INFO L341 Elim1Store]: treesize reduction 2572, result has 5.7 percent of original size [2019-09-16 16:16:31,997 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 1 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 208 treesize of output 235 [2019-09-16 16:16:31,998 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:32,047 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:32,047 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:32,047 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:211, output treesize:197 [2019-09-16 16:16:42,941 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 105 [2019-09-16 16:16:42,942 INFO L341 Elim1Store]: treesize reduction 1625, result has 12.8 percent of original size [2019-09-16 16:16:42,943 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 205 treesize of output 309 [2019-09-16 16:16:42,944 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,945 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,945 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,946 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,946 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,946 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,947 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,947 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,948 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,948 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,949 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,949 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,950 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,950 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:42,958 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-09-16 16:16:43,175 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 11 [2019-09-16 16:16:43,176 INFO L567 ElimStorePlain]: treesize reduction 2166, result has 0.7 percent of original size [2019-09-16 16:16:43,176 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:43,176 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:214, output treesize:7 [2019-09-16 16:16:43,257 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:16:43,875 INFO L134 CoverageAnalysis]: Checked inductivity of 845 backedges. 157 proven. 412 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2019-09-16 16:16:43,879 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:16:43,879 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 49] total 71 [2019-09-16 16:16:43,880 INFO L454 AbstractCegarLoop]: Interpolant automaton has 71 states [2019-09-16 16:16:43,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2019-09-16 16:16:43,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=992, Invalid=3978, Unknown=0, NotChecked=0, Total=4970 [2019-09-16 16:16:43,882 INFO L87 Difference]: Start difference. First operand 147 states and 148 transitions. Second operand 71 states. [2019-09-16 16:16:50,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:16:50,127 INFO L93 Difference]: Finished difference Result 159 states and 160 transitions. [2019-09-16 16:16:50,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2019-09-16 16:16:50,128 INFO L78 Accepts]: Start accepts. Automaton has 71 states. Word has length 144 [2019-09-16 16:16:50,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:16:50,129 INFO L225 Difference]: With dead ends: 159 [2019-09-16 16:16:50,129 INFO L226 Difference]: Without dead ends: 157 [2019-09-16 16:16:50,130 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 74 SyntacticMatches, 47 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3336 ImplicationChecksByTransitivity, 15.7s TimeCoverageRelationStatistics Valid=2129, Invalid=8583, Unknown=0, NotChecked=0, Total=10712 [2019-09-16 16:16:50,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2019-09-16 16:16:50,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 155. [2019-09-16 16:16:50,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2019-09-16 16:16:50,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 156 transitions. [2019-09-16 16:16:50,184 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 156 transitions. Word has length 144 [2019-09-16 16:16:50,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:16:50,185 INFO L475 AbstractCegarLoop]: Abstraction has 155 states and 156 transitions. [2019-09-16 16:16:50,185 INFO L476 AbstractCegarLoop]: Interpolant automaton has 71 states. [2019-09-16 16:16:50,185 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2019-09-16 16:16:50,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-09-16 16:16:50,186 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:16:50,186 INFO L407 BasicCegarLoop]: trace histogram [15, 15, 15, 14, 14, 14, 14, 14, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:16:50,187 INFO L418 AbstractCegarLoop]: === Iteration 26 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:16:50,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:16:50,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1455612333, now seen corresponding path program 23 times [2019-09-16 16:16:50,187 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:16:50,187 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:16:50,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:16:50,189 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:16:50,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:16:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:16:50,421 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 367 proven. 222 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2019-09-16 16:16:50,421 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:16:50,421 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:16:50,494 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2019-09-16 16:16:51,359 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2019-09-16 16:16:51,359 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:16:51,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 31 conjunts are in the unsatisfiable core [2019-09-16 16:16:51,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:16:51,621 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 420 proven. 169 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2019-09-16 16:16:51,627 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:16:51,627 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 32] total 35 [2019-09-16 16:16:51,628 INFO L454 AbstractCegarLoop]: Interpolant automaton has 35 states [2019-09-16 16:16:51,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2019-09-16 16:16:51,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=446, Invalid=744, Unknown=0, NotChecked=0, Total=1190 [2019-09-16 16:16:51,628 INFO L87 Difference]: Start difference. First operand 155 states and 156 transitions. Second operand 35 states. [2019-09-16 16:16:52,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:16:52,077 INFO L93 Difference]: Finished difference Result 282 states and 284 transitions. [2019-09-16 16:16:52,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2019-09-16 16:16:52,077 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 152 [2019-09-16 16:16:52,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:16:52,079 INFO L225 Difference]: With dead ends: 282 [2019-09-16 16:16:52,079 INFO L226 Difference]: Without dead ends: 158 [2019-09-16 16:16:52,079 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 464 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=466, Invalid=794, Unknown=0, NotChecked=0, Total=1260 [2019-09-16 16:16:52,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-09-16 16:16:52,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 157. [2019-09-16 16:16:52,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2019-09-16 16:16:52,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 158 transitions. [2019-09-16 16:16:52,149 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 158 transitions. Word has length 152 [2019-09-16 16:16:52,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:16:52,149 INFO L475 AbstractCegarLoop]: Abstraction has 157 states and 158 transitions. [2019-09-16 16:16:52,149 INFO L476 AbstractCegarLoop]: Interpolant automaton has 35 states. [2019-09-16 16:16:52,149 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 158 transitions. [2019-09-16 16:16:52,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-09-16 16:16:52,150 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:16:52,151 INFO L407 BasicCegarLoop]: trace histogram [15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:16:52,151 INFO L418 AbstractCegarLoop]: === Iteration 27 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:16:52,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:16:52,151 INFO L82 PathProgramCache]: Analyzing trace with hash -934370709, now seen corresponding path program 24 times [2019-09-16 16:16:52,151 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:16:52,151 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:16:52,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:16:52,153 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:16:52,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:16:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:16:53,403 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 42 proven. 574 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2019-09-16 16:16:53,403 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:16:53,403 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:16:53,478 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2019-09-16 16:16:54,519 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2019-09-16 16:16:54,520 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:16:54,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 90 conjunts are in the unsatisfiable core [2019-09-16 16:16:54,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:16:54,577 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:16:54,579 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:16:54,580 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:54,588 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:54,588 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:54,588 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:29 [2019-09-16 16:16:54,681 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:16:54,682 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:16:54,682 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:54,691 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:54,692 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:54,692 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:43 [2019-09-16 16:16:54,816 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:16:54,817 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:16:54,817 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:54,830 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:54,830 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:54,830 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:57 [2019-09-16 16:16:54,995 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:16:54,995 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:16:54,996 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:55,009 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:55,009 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:55,009 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:71 [2019-09-16 16:16:55,223 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:16:55,223 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:16:55,224 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:55,241 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:55,241 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:55,242 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:99, output treesize:85 [2019-09-16 16:16:55,513 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:16:55,513 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:16:55,514 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:16:55,514 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:55,535 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:55,536 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:55,536 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:113, output treesize:99 [2019-09-16 16:16:55,868 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:16:55,869 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:16:55,869 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:16:55,870 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:55,893 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:55,894 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:55,894 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:127, output treesize:113 [2019-09-16 16:16:56,307 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:16:56,308 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:16:56,308 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:16:56,309 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:56,336 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:56,337 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:56,337 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:127 [2019-09-16 16:16:56,834 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:16:56,835 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:16:56,835 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:16:56,836 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:56,867 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:56,867 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:56,867 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:155, output treesize:141 [2019-09-16 16:16:57,477 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:16:57,478 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:16:57,478 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:16:57,479 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:57,512 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:57,512 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:57,512 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:169, output treesize:155 [2019-09-16 16:16:58,239 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 61 [2019-09-16 16:16:58,239 INFO L341 Elim1Store]: treesize reduction 1970, result has 6.3 percent of original size [2019-09-16 16:16:58,240 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:16:58,241 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:58,280 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:58,280 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:58,281 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:183, output treesize:169 [2019-09-16 16:16:59,183 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 66 [2019-09-16 16:16:59,184 INFO L341 Elim1Store]: treesize reduction 2262, result has 6.0 percent of original size [2019-09-16 16:16:59,184 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 194 treesize of output 218 [2019-09-16 16:16:59,185 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:16:59,228 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:16:59,228 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:16:59,228 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:197, output treesize:183 [2019-09-16 16:17:00,268 WARN L191 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 71 [2019-09-16 16:17:00,269 INFO L341 Elim1Store]: treesize reduction 2572, result has 5.7 percent of original size [2019-09-16 16:17:00,269 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 208 treesize of output 235 [2019-09-16 16:17:00,270 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:00,314 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:00,315 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:00,315 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:211, output treesize:197 [2019-09-16 16:17:00,702 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,704 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,705 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,706 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,707 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,708 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,709 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,710 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,711 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,712 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,713 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,715 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,716 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,717 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,718 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,719 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,720 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,721 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,722 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,723 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,724 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,725 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,726 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,727 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,728 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,729 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,730 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,731 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,733 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,734 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,735 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,736 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,737 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,738 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,739 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,740 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,741 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,742 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,743 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,744 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,745 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,746 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,747 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,748 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,750 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,751 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,752 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,753 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,754 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,755 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,756 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,757 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,758 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,759 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,760 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,761 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,762 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,763 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,764 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,765 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,766 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,767 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,768 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,769 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,770 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,771 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,772 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,773 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,774 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,775 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,776 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,777 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,778 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,779 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,780 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,781 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,782 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,783 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,784 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,785 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,786 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,787 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,788 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,789 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,790 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,791 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,792 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,793 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,794 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,795 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,796 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,798 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,799 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,800 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,801 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,802 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,803 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,804 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,805 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,806 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,807 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,808 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,809 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,810 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,811 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,812 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:00,813 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:00,813 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 106 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 222 treesize of output 252 [2019-09-16 16:17:00,815 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:00,872 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:00,872 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:00,873 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:228, output treesize:214 [2019-09-16 16:17:12,880 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,881 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,882 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,883 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,884 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,886 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,887 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,888 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,889 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,890 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,892 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,894 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,895 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,896 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,897 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,899 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,900 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,901 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,902 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,903 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,904 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,906 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,907 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,908 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,909 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,910 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,911 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,912 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,914 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,915 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,916 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,918 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,919 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,920 INFO L172 IndexEqualityManager]: detected equality via solver [2019-09-16 16:17:12,921 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,922 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,923 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,924 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,925 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,926 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,927 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,928 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,929 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,930 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,931 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,933 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,934 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,935 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,936 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,937 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,938 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,939 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,940 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,941 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,942 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,943 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,944 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,945 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,946 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,947 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,949 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,950 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,951 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,952 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,953 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,954 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,955 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,956 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,957 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,966 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,967 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,967 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,968 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,969 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,971 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,972 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,973 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,974 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,975 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,976 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,977 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,978 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,979 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,980 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,981 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,982 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,983 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,984 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,985 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,987 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,988 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,989 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,990 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,991 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,992 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,993 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,994 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,995 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,996 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,997 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,998 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:12,999 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:13,000 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:13,001 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:13,002 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:13,004 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:13,005 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 201 treesize of output 80 [2019-09-16 16:17:13,006 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:13,012 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:13,012 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:13,013 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:210, output treesize:7 [2019-09-16 16:17:13,102 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:17:13,808 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 186 proven. 469 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2019-09-16 16:17:13,813 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:17:13,813 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 54] total 77 [2019-09-16 16:17:13,814 INFO L454 AbstractCegarLoop]: Interpolant automaton has 77 states [2019-09-16 16:17:13,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2019-09-16 16:17:13,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1217, Invalid=4635, Unknown=0, NotChecked=0, Total=5852 [2019-09-16 16:17:13,815 INFO L87 Difference]: Start difference. First operand 157 states and 158 transitions. Second operand 77 states. [2019-09-16 16:17:16,410 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-16 16:17:20,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:17:20,551 INFO L93 Difference]: Finished difference Result 169 states and 170 transitions. [2019-09-16 16:17:20,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2019-09-16 16:17:20,552 INFO L78 Accepts]: Start accepts. Automaton has 77 states. Word has length 154 [2019-09-16 16:17:20,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:17:20,553 INFO L225 Difference]: With dead ends: 169 [2019-09-16 16:17:20,554 INFO L226 Difference]: Without dead ends: 167 [2019-09-16 16:17:20,555 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 77 SyntacticMatches, 51 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3900 ImplicationChecksByTransitivity, 18.4s TimeCoverageRelationStatistics Valid=2533, Invalid=9899, Unknown=0, NotChecked=0, Total=12432 [2019-09-16 16:17:20,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-09-16 16:17:20,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 165. [2019-09-16 16:17:20,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2019-09-16 16:17:20,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 166 transitions. [2019-09-16 16:17:20,609 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 166 transitions. Word has length 154 [2019-09-16 16:17:20,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:17:20,609 INFO L475 AbstractCegarLoop]: Abstraction has 165 states and 166 transitions. [2019-09-16 16:17:20,609 INFO L476 AbstractCegarLoop]: Interpolant automaton has 77 states. [2019-09-16 16:17:20,610 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 166 transitions. [2019-09-16 16:17:20,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-09-16 16:17:20,610 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:17:20,610 INFO L407 BasicCegarLoop]: trace histogram [16, 16, 16, 15, 15, 15, 15, 15, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:17:20,610 INFO L418 AbstractCegarLoop]: === Iteration 28 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:17:20,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:17:20,611 INFO L82 PathProgramCache]: Analyzing trace with hash 1432334975, now seen corresponding path program 25 times [2019-09-16 16:17:20,611 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:17:20,611 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:17:20,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:17:20,612 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:17:20,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:17:20,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:17:20,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 423 proven. 253 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2019-09-16 16:17:20,864 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:17:20,864 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:17:20,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:17:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:17:21,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 33 conjunts are in the unsatisfiable core [2019-09-16 16:17:21,066 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:17:21,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 480 proven. 196 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (26)] Exception during sending of exit command (exit): Stream closed [2019-09-16 16:17:21,522 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:17:21,522 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 34] total 37 [2019-09-16 16:17:21,523 INFO L454 AbstractCegarLoop]: Interpolant automaton has 37 states [2019-09-16 16:17:21,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2019-09-16 16:17:21,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=499, Invalid=833, Unknown=0, NotChecked=0, Total=1332 [2019-09-16 16:17:21,524 INFO L87 Difference]: Start difference. First operand 165 states and 166 transitions. Second operand 37 states. [2019-09-16 16:17:22,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:17:22,075 INFO L93 Difference]: Finished difference Result 300 states and 302 transitions. [2019-09-16 16:17:22,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2019-09-16 16:17:22,075 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 162 [2019-09-16 16:17:22,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:17:22,076 INFO L225 Difference]: With dead ends: 300 [2019-09-16 16:17:22,076 INFO L226 Difference]: Without dead ends: 168 [2019-09-16 16:17:22,077 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 520 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=520, Invalid=886, Unknown=0, NotChecked=0, Total=1406 [2019-09-16 16:17:22,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2019-09-16 16:17:22,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 167. [2019-09-16 16:17:22,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2019-09-16 16:17:22,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 168 transitions. [2019-09-16 16:17:22,143 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 168 transitions. Word has length 162 [2019-09-16 16:17:22,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:17:22,143 INFO L475 AbstractCegarLoop]: Abstraction has 167 states and 168 transitions. [2019-09-16 16:17:22,143 INFO L476 AbstractCegarLoop]: Interpolant automaton has 37 states. [2019-09-16 16:17:22,144 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 168 transitions. [2019-09-16 16:17:22,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-09-16 16:17:22,145 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:17:22,145 INFO L407 BasicCegarLoop]: trace histogram [16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:17:22,145 INFO L418 AbstractCegarLoop]: === Iteration 29 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:17:22,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:17:22,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1661461059, now seen corresponding path program 26 times [2019-09-16 16:17:22,145 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:17:22,145 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:17:22,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:17:22,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:17:22,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:17:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:17:23,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1125 backedges. 45 proven. 660 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2019-09-16 16:17:23,350 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:17:23,350 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:17:23,431 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-09-16 16:17:23,498 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-09-16 16:17:23,498 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:17:23,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 94 conjunts are in the unsatisfiable core [2019-09-16 16:17:23,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:17:23,559 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:17:23,560 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:17:23,560 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:23,566 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:23,567 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:23,567 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:29 [2019-09-16 16:17:23,679 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:17:23,680 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:17:23,680 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:23,689 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:23,689 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:23,689 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:43 [2019-09-16 16:17:23,898 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:17:23,899 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:17:23,899 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:23,914 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:23,915 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:23,915 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:57 [2019-09-16 16:17:24,178 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:17:24,178 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:17:24,179 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:24,194 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:24,194 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:24,194 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:71 [2019-09-16 16:17:24,504 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:17:24,504 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:17:24,505 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:24,521 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:24,522 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:24,522 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:99, output treesize:85 [2019-09-16 16:17:24,818 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:17:24,818 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:17:24,819 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:17:24,819 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:24,841 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:24,841 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:24,841 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:113, output treesize:99 [2019-09-16 16:17:25,189 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:17:25,189 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:17:25,190 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:17:25,190 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:25,215 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:25,216 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:25,216 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:127, output treesize:113 [2019-09-16 16:17:25,627 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:17:25,627 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:17:25,628 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:17:25,628 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:25,657 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:25,657 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:25,658 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:127 [2019-09-16 16:17:26,147 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:17:26,148 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:17:26,148 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:17:26,149 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:26,180 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:26,180 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:26,181 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:155, output treesize:141 [2019-09-16 16:17:26,780 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:17:26,780 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:17:26,781 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:17:26,782 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:26,814 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:26,815 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:26,815 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:169, output treesize:155 [2019-09-16 16:17:27,560 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 61 [2019-09-16 16:17:27,561 INFO L341 Elim1Store]: treesize reduction 1970, result has 6.3 percent of original size [2019-09-16 16:17:27,562 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:17:27,563 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:27,602 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:27,602 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:27,602 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:183, output treesize:169 [2019-09-16 16:17:28,451 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 66 [2019-09-16 16:17:28,452 INFO L341 Elim1Store]: treesize reduction 2262, result has 6.0 percent of original size [2019-09-16 16:17:28,452 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 194 treesize of output 218 [2019-09-16 16:17:28,453 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:28,495 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:28,496 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:28,496 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:197, output treesize:183 [2019-09-16 16:17:29,524 WARN L191 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 71 [2019-09-16 16:17:29,525 INFO L341 Elim1Store]: treesize reduction 2572, result has 5.7 percent of original size [2019-09-16 16:17:29,525 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 208 treesize of output 235 [2019-09-16 16:17:29,526 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:29,573 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:29,573 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:29,574 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:211, output treesize:197 [2019-09-16 16:17:30,806 WARN L191 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 76 [2019-09-16 16:17:30,807 INFO L341 Elim1Store]: treesize reduction 2900, result has 5.5 percent of original size [2019-09-16 16:17:30,807 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 222 treesize of output 252 [2019-09-16 16:17:30,808 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:30,859 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:30,860 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:30,860 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:225, output treesize:211 [2019-09-16 16:17:31,292 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,293 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,294 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,295 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,296 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,297 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,298 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,299 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,301 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,302 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,303 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,304 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,305 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,306 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,307 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,308 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,309 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,311 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,312 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,313 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,314 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,315 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,317 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,318 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,319 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,320 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,321 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,322 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,323 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,324 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,325 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,327 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,328 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,329 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,330 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,331 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,332 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,333 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,334 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,335 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,336 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,337 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,338 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,339 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,340 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,341 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,342 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,343 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,344 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,345 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,346 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,347 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,348 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,349 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,350 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,351 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,353 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,354 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,355 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,356 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,357 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,358 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,359 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,360 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,361 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,362 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,363 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,364 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,365 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,367 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,368 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,369 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,370 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,371 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,376 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,377 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,378 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,379 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,380 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,381 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,382 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,383 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,384 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,385 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,386 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,386 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,387 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,388 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,389 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,390 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,391 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,391 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,392 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,392 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,393 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,395 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,396 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,397 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,398 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,399 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,400 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,401 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,402 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,403 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,404 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,405 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,406 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,407 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,408 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,409 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,410 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,411 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,412 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,413 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,414 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,415 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,417 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,418 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,419 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,420 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:31,421 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:31,421 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 121 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 236 treesize of output 269 [2019-09-16 16:17:31,423 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:31,486 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:31,486 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:31,486 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:242, output treesize:228 [2019-09-16 16:17:45,249 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,250 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,251 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,251 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,252 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,253 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,254 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,255 INFO L172 IndexEqualityManager]: detected equality via solver [2019-09-16 16:17:45,256 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,258 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,259 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,260 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,261 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,262 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,264 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,265 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,266 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,267 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,268 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,269 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,270 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,271 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,272 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,273 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,274 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,275 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,276 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,277 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,278 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,279 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,281 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,283 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,284 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,285 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,286 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,287 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,289 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,290 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,291 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,292 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,293 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,294 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,295 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,296 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,297 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,298 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,299 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,300 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,301 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,302 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,303 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,304 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,305 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,306 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,307 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,308 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,309 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,310 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,311 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,312 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,313 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,314 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,315 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,317 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,318 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,319 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,320 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,321 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,322 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,323 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,324 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,325 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,326 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,327 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,328 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,329 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,330 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,331 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,332 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,333 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,334 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,335 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,336 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,337 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,338 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,339 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,340 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,341 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,342 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,343 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,344 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,345 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,346 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,347 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,348 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,349 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,351 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,352 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,353 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,354 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,355 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,356 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,357 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,358 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,359 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,360 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,361 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,362 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,363 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,364 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,365 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,366 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,367 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,368 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,369 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,370 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,371 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,372 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:17:45,374 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:45,375 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 120 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 136 case distinctions, treesize of input 214 treesize of output 85 [2019-09-16 16:17:45,375 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:17:45,383 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:17:45,383 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:17:45,384 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:223, output treesize:7 [2019-09-16 16:17:45,474 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:17:46,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1125 backedges. 211 proven. 536 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2019-09-16 16:17:46,322 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:17:46,322 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 56] total 80 [2019-09-16 16:17:46,322 INFO L454 AbstractCegarLoop]: Interpolant automaton has 80 states [2019-09-16 16:17:46,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2019-09-16 16:17:46,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1303, Invalid=5017, Unknown=0, NotChecked=0, Total=6320 [2019-09-16 16:17:46,323 INFO L87 Difference]: Start difference. First operand 167 states and 168 transitions. Second operand 80 states. [2019-09-16 16:17:49,056 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-16 16:17:53,854 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2019-09-16 16:17:54,332 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 116 [2019-09-16 16:17:54,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:17:54,346 INFO L93 Difference]: Finished difference Result 179 states and 180 transitions. [2019-09-16 16:17:54,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2019-09-16 16:17:54,347 INFO L78 Accepts]: Start accepts. Automaton has 80 states. Word has length 164 [2019-09-16 16:17:54,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:17:54,348 INFO L225 Difference]: With dead ends: 179 [2019-09-16 16:17:54,349 INFO L226 Difference]: Without dead ends: 177 [2019-09-16 16:17:54,350 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 83 SyntacticMatches, 55 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4240 ImplicationChecksByTransitivity, 21.3s TimeCoverageRelationStatistics Valid=2830, Invalid=10976, Unknown=0, NotChecked=0, Total=13806 [2019-09-16 16:17:54,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2019-09-16 16:17:54,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 175. [2019-09-16 16:17:54,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2019-09-16 16:17:54,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 176 transitions. [2019-09-16 16:17:54,412 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 176 transitions. Word has length 164 [2019-09-16 16:17:54,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:17:54,412 INFO L475 AbstractCegarLoop]: Abstraction has 175 states and 176 transitions. [2019-09-16 16:17:54,412 INFO L476 AbstractCegarLoop]: Interpolant automaton has 80 states. [2019-09-16 16:17:54,412 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 176 transitions. [2019-09-16 16:17:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-09-16 16:17:54,413 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:17:54,414 INFO L407 BasicCegarLoop]: trace histogram [17, 17, 17, 16, 16, 16, 16, 16, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:17:54,414 INFO L418 AbstractCegarLoop]: === Iteration 30 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:17:54,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:17:54,414 INFO L82 PathProgramCache]: Analyzing trace with hash -800474159, now seen corresponding path program 27 times [2019-09-16 16:17:54,414 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:17:54,414 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:17:54,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:17:54,416 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:17:54,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:17:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:17:54,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 483 proven. 286 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2019-09-16 16:17:54,730 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:17:54,730 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:17:54,870 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-09-16 16:17:58,759 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2019-09-16 16:17:58,759 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:17:58,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 35 conjunts are in the unsatisfiable core [2019-09-16 16:17:58,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:17:59,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 544 proven. 225 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2019-09-16 16:17:59,089 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:17:59,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 36] total 39 [2019-09-16 16:17:59,089 INFO L454 AbstractCegarLoop]: Interpolant automaton has 39 states [2019-09-16 16:17:59,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2019-09-16 16:17:59,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=555, Invalid=927, Unknown=0, NotChecked=0, Total=1482 [2019-09-16 16:17:59,090 INFO L87 Difference]: Start difference. First operand 175 states and 176 transitions. Second operand 39 states. [2019-09-16 16:17:59,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:17:59,866 INFO L93 Difference]: Finished difference Result 318 states and 320 transitions. [2019-09-16 16:17:59,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2019-09-16 16:17:59,866 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 172 [2019-09-16 16:17:59,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:17:59,867 INFO L225 Difference]: With dead ends: 318 [2019-09-16 16:17:59,867 INFO L226 Difference]: Without dead ends: 178 [2019-09-16 16:17:59,868 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 579 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=577, Invalid=983, Unknown=0, NotChecked=0, Total=1560 [2019-09-16 16:17:59,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2019-09-16 16:17:59,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 177. [2019-09-16 16:17:59,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2019-09-16 16:17:59,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 178 transitions. [2019-09-16 16:17:59,946 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 178 transitions. Word has length 172 [2019-09-16 16:17:59,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:17:59,946 INFO L475 AbstractCegarLoop]: Abstraction has 177 states and 178 transitions. [2019-09-16 16:17:59,946 INFO L476 AbstractCegarLoop]: Interpolant automaton has 39 states. [2019-09-16 16:17:59,947 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 178 transitions. [2019-09-16 16:17:59,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-09-16 16:17:59,948 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:17:59,948 INFO L407 BasicCegarLoop]: trace histogram [17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:17:59,948 INFO L418 AbstractCegarLoop]: === Iteration 31 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:17:59,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:17:59,948 INFO L82 PathProgramCache]: Analyzing trace with hash 536588687, now seen corresponding path program 28 times [2019-09-16 16:17:59,949 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:17:59,949 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:17:59,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:17:59,950 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:17:59,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:17:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:18:01,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1280 backedges. 48 proven. 752 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2019-09-16 16:18:01,103 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:18:01,103 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:18:01,190 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2019-09-16 16:18:01,263 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2019-09-16 16:18:01,264 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:18:01,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 95 conjunts are in the unsatisfiable core [2019-09-16 16:18:01,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:18:01,282 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:18:01,282 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:18:01,283 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:01,286 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:01,287 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:01,287 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:26 [2019-09-16 16:18:01,384 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:18:01,385 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:18:01,385 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:01,393 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:01,394 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:01,394 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:54, output treesize:40 [2019-09-16 16:18:01,520 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:18:01,521 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:18:01,521 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:01,530 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:01,530 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:01,530 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:68, output treesize:54 [2019-09-16 16:18:01,700 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:18:01,700 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:18:01,701 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:01,712 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:01,713 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:01,713 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:68 [2019-09-16 16:18:01,924 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:18:01,925 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:18:01,926 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:01,942 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:01,943 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:01,943 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:96, output treesize:82 [2019-09-16 16:18:02,227 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:18:02,227 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:18:02,227 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:18:02,228 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:02,246 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:02,247 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:02,247 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:110, output treesize:96 [2019-09-16 16:18:02,589 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:18:02,589 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:18:02,590 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:18:02,591 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:02,610 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:02,611 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:02,611 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:124, output treesize:110 [2019-09-16 16:18:03,056 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:18:03,057 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:18:03,057 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:18:03,058 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:03,083 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:03,083 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:03,083 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:138, output treesize:124 [2019-09-16 16:18:03,591 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:18:03,591 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:18:03,592 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:18:03,593 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:03,623 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:03,624 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:03,624 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:152, output treesize:138 [2019-09-16 16:18:04,228 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:18:04,228 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:18:04,229 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:18:04,230 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:04,258 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:04,258 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:04,259 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:166, output treesize:152 [2019-09-16 16:18:04,997 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 61 [2019-09-16 16:18:04,998 INFO L341 Elim1Store]: treesize reduction 1970, result has 6.3 percent of original size [2019-09-16 16:18:04,998 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:18:04,999 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:05,037 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:05,037 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:05,037 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:180, output treesize:166 [2019-09-16 16:18:05,893 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 66 [2019-09-16 16:18:05,894 INFO L341 Elim1Store]: treesize reduction 2262, result has 6.0 percent of original size [2019-09-16 16:18:05,894 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 194 treesize of output 218 [2019-09-16 16:18:05,895 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:05,932 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:05,933 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:05,933 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:194, output treesize:180 [2019-09-16 16:18:06,973 WARN L191 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 71 [2019-09-16 16:18:06,974 INFO L341 Elim1Store]: treesize reduction 2572, result has 5.7 percent of original size [2019-09-16 16:18:06,974 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 208 treesize of output 235 [2019-09-16 16:18:06,982 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:07,027 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:07,027 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:07,028 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:208, output treesize:194 [2019-09-16 16:18:08,235 WARN L191 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 76 [2019-09-16 16:18:08,236 INFO L341 Elim1Store]: treesize reduction 2900, result has 5.5 percent of original size [2019-09-16 16:18:08,236 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 222 treesize of output 252 [2019-09-16 16:18:08,237 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:08,286 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:08,287 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:08,287 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:222, output treesize:208 [2019-09-16 16:18:09,782 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 608 DAG size of output: 81 [2019-09-16 16:18:09,783 INFO L341 Elim1Store]: treesize reduction 3246, result has 5.3 percent of original size [2019-09-16 16:18:09,783 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 120 case distinctions, treesize of input 236 treesize of output 269 [2019-09-16 16:18:09,784 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:09,832 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:09,833 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:09,833 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:236, output treesize:222 [2019-09-16 16:18:10,309 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:18:11,578 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 680 DAG size of output: 86 [2019-09-16 16:18:11,579 INFO L341 Elim1Store]: treesize reduction 3610, result has 5.0 percent of original size [2019-09-16 16:18:11,579 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 1 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 136 case distinctions, treesize of input 250 treesize of output 286 [2019-09-16 16:18:11,580 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:11,643 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:11,644 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:11,644 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:253, output treesize:239 [2019-09-16 16:18:30,305 WARN L191 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 670 DAG size of output: 126 [2019-09-16 16:18:30,306 INFO L341 Elim1Store]: treesize reduction 2432, result has 10.6 percent of original size [2019-09-16 16:18:30,306 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 153 case distinctions, treesize of input 247 treesize of output 375 [2019-09-16 16:18:30,309 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,309 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,310 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,310 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,310 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,311 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,312 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,312 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,313 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,313 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,313 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,314 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,314 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,315 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,315 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,316 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,316 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:30,326 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-09-16 16:18:30,590 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 11 [2019-09-16 16:18:30,591 INFO L567 ElimStorePlain]: treesize reduction 3163, result has 0.5 percent of original size [2019-09-16 16:18:30,591 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:30,592 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:256, output treesize:7 [2019-09-16 16:18:30,707 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:18:31,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1280 backedges. 241 proven. 604 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2019-09-16 16:18:31,702 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:18:31,702 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 58] total 83 [2019-09-16 16:18:31,703 INFO L454 AbstractCegarLoop]: Interpolant automaton has 83 states [2019-09-16 16:18:31,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2019-09-16 16:18:31,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1374, Invalid=5432, Unknown=0, NotChecked=0, Total=6806 [2019-09-16 16:18:31,704 INFO L87 Difference]: Start difference. First operand 177 states and 178 transitions. Second operand 83 states. [2019-09-16 16:18:34,931 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-09-16 16:18:40,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:18:40,509 INFO L93 Difference]: Finished difference Result 189 states and 190 transitions. [2019-09-16 16:18:40,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2019-09-16 16:18:40,510 INFO L78 Accepts]: Start accepts. Automaton has 83 states. Word has length 174 [2019-09-16 16:18:40,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:18:40,512 INFO L225 Difference]: With dead ends: 189 [2019-09-16 16:18:40,512 INFO L226 Difference]: Without dead ends: 187 [2019-09-16 16:18:40,513 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 89 SyntacticMatches, 59 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4497 ImplicationChecksByTransitivity, 25.7s TimeCoverageRelationStatistics Valid=2955, Invalid=11807, Unknown=0, NotChecked=0, Total=14762 [2019-09-16 16:18:40,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2019-09-16 16:18:40,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 185. [2019-09-16 16:18:40,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2019-09-16 16:18:40,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 186 transitions. [2019-09-16 16:18:40,604 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 186 transitions. Word has length 174 [2019-09-16 16:18:40,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:18:40,604 INFO L475 AbstractCegarLoop]: Abstraction has 185 states and 186 transitions. [2019-09-16 16:18:40,604 INFO L476 AbstractCegarLoop]: Interpolant automaton has 83 states. [2019-09-16 16:18:40,604 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 186 transitions. [2019-09-16 16:18:40,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-09-16 16:18:40,605 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:18:40,606 INFO L407 BasicCegarLoop]: trace histogram [18, 18, 18, 17, 17, 17, 17, 17, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:18:40,606 INFO L418 AbstractCegarLoop]: === Iteration 32 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:18:40,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:18:40,606 INFO L82 PathProgramCache]: Analyzing trace with hash -1943183965, now seen corresponding path program 29 times [2019-09-16 16:18:40,606 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:18:40,606 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:18:40,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:18:40,608 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:18:40,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:18:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:18:40,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 547 proven. 321 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2019-09-16 16:18:40,923 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:18:40,923 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:18:41,021 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2019-09-16 16:18:42,901 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2019-09-16 16:18:42,901 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:18:42,909 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 37 conjunts are in the unsatisfiable core [2019-09-16 16:18:42,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:18:43,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 612 proven. 256 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2019-09-16 16:18:43,268 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:18:43,268 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 38] total 41 [2019-09-16 16:18:43,268 INFO L454 AbstractCegarLoop]: Interpolant automaton has 41 states [2019-09-16 16:18:43,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2019-09-16 16:18:43,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=614, Invalid=1026, Unknown=0, NotChecked=0, Total=1640 [2019-09-16 16:18:43,269 INFO L87 Difference]: Start difference. First operand 185 states and 186 transitions. Second operand 41 states. [2019-09-16 16:18:44,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:18:44,181 INFO L93 Difference]: Finished difference Result 336 states and 338 transitions. [2019-09-16 16:18:44,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2019-09-16 16:18:44,181 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 182 [2019-09-16 16:18:44,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:18:44,183 INFO L225 Difference]: With dead ends: 336 [2019-09-16 16:18:44,183 INFO L226 Difference]: Without dead ends: 188 [2019-09-16 16:18:44,183 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 641 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=637, Invalid=1085, Unknown=0, NotChecked=0, Total=1722 [2019-09-16 16:18:44,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2019-09-16 16:18:44,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 187. [2019-09-16 16:18:44,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2019-09-16 16:18:44,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 188 transitions. [2019-09-16 16:18:44,245 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 188 transitions. Word has length 182 [2019-09-16 16:18:44,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:18:44,245 INFO L475 AbstractCegarLoop]: Abstraction has 187 states and 188 transitions. [2019-09-16 16:18:44,245 INFO L476 AbstractCegarLoop]: Interpolant automaton has 41 states. [2019-09-16 16:18:44,245 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 188 transitions. [2019-09-16 16:18:44,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-09-16 16:18:44,247 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:18:44,247 INFO L407 BasicCegarLoop]: trace histogram [18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:18:44,247 INFO L418 AbstractCegarLoop]: === Iteration 33 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:18:44,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:18:44,247 INFO L82 PathProgramCache]: Analyzing trace with hash 325959137, now seen corresponding path program 30 times [2019-09-16 16:18:44,247 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:18:44,248 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:18:44,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:18:44,249 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:18:44,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:18:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:18:45,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1445 backedges. 51 proven. 850 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2019-09-16 16:18:45,564 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:18:45,564 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:18:45,665 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2019-09-16 16:18:51,295 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 18 check-sat command(s) [2019-09-16 16:18:51,296 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:18:51,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 104 conjunts are in the unsatisfiable core [2019-09-16 16:18:51,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:18:51,349 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:18:51,349 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:18:51,349 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:51,356 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:51,356 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:51,357 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:29 [2019-09-16 16:18:51,462 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:18:51,463 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:18:51,463 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:51,471 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:51,472 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:51,472 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:43 [2019-09-16 16:18:51,624 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:18:51,624 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:18:51,625 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:51,636 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:51,637 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:51,637 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:57 [2019-09-16 16:18:51,820 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:18:51,821 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:18:51,822 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:51,834 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:51,834 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:51,835 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:71 [2019-09-16 16:18:52,057 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:18:52,058 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:18:52,058 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:52,075 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:52,075 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:52,076 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:99, output treesize:85 [2019-09-16 16:18:52,361 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:18:52,361 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:18:52,362 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:18:52,362 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:52,380 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:52,380 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:52,380 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:113, output treesize:99 [2019-09-16 16:18:52,741 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:18:52,742 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:18:52,742 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:18:52,743 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:52,765 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:52,766 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:52,766 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:127, output treesize:113 [2019-09-16 16:18:53,180 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:18:53,180 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:18:53,181 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:18:53,182 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:53,211 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:53,211 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:53,212 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:127 [2019-09-16 16:18:53,734 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:18:53,734 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:18:53,735 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:18:53,735 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:53,765 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:53,765 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:53,765 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:155, output treesize:141 [2019-09-16 16:18:54,378 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:18:54,379 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:18:54,379 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:18:54,380 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:54,413 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:54,414 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:54,414 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:169, output treesize:155 [2019-09-16 16:18:55,165 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 61 [2019-09-16 16:18:55,166 INFO L341 Elim1Store]: treesize reduction 1970, result has 6.3 percent of original size [2019-09-16 16:18:55,166 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:18:55,167 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:55,205 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:55,206 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:55,206 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:183, output treesize:169 [2019-09-16 16:18:56,080 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 66 [2019-09-16 16:18:56,081 INFO L341 Elim1Store]: treesize reduction 2262, result has 6.0 percent of original size [2019-09-16 16:18:56,081 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 194 treesize of output 218 [2019-09-16 16:18:56,082 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:56,124 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:56,124 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:56,125 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:197, output treesize:183 [2019-09-16 16:18:57,141 WARN L191 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 71 [2019-09-16 16:18:57,141 INFO L341 Elim1Store]: treesize reduction 2572, result has 5.7 percent of original size [2019-09-16 16:18:57,142 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 208 treesize of output 235 [2019-09-16 16:18:57,143 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:57,190 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:57,191 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:57,191 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:211, output treesize:197 [2019-09-16 16:18:58,448 WARN L191 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 76 [2019-09-16 16:18:58,449 INFO L341 Elim1Store]: treesize reduction 2900, result has 5.5 percent of original size [2019-09-16 16:18:58,449 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 222 treesize of output 252 [2019-09-16 16:18:58,450 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:18:58,499 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:18:58,500 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:18:58,500 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:225, output treesize:211 [2019-09-16 16:18:59,981 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 608 DAG size of output: 81 [2019-09-16 16:18:59,981 INFO L341 Elim1Store]: treesize reduction 3246, result has 5.3 percent of original size [2019-09-16 16:18:59,982 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 120 case distinctions, treesize of input 236 treesize of output 269 [2019-09-16 16:18:59,983 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:00,039 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:00,039 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:00,040 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:239, output treesize:225 [2019-09-16 16:19:01,756 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 680 DAG size of output: 86 [2019-09-16 16:19:01,757 INFO L341 Elim1Store]: treesize reduction 3610, result has 5.0 percent of original size [2019-09-16 16:19:01,757 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 136 case distinctions, treesize of input 250 treesize of output 286 [2019-09-16 16:19:01,758 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:01,821 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:01,822 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:01,822 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:253, output treesize:239 [2019-09-16 16:19:02,351 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,352 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,353 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,354 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,355 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,355 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,356 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,357 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,358 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,359 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,360 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,361 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,362 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,363 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,365 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,366 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,367 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,368 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,369 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,370 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,371 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,372 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,373 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,374 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,375 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,376 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,377 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,378 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,379 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,380 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,381 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,382 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,383 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,384 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,386 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,387 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,388 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,389 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,390 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,391 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,392 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,393 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,394 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,395 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,396 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,397 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,398 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,399 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,400 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,401 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,402 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,403 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,404 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,405 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,407 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,408 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,409 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,410 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,411 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,412 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,413 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,414 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,415 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,416 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,417 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,418 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,419 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,420 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,421 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,422 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,423 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,424 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,425 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,426 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,427 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,428 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,429 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,430 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,431 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,432 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,433 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,434 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,435 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,436 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,437 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,438 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,439 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,440 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,441 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,443 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,444 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,445 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,446 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,447 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,448 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,449 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,450 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,451 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,452 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,453 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,454 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,455 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,456 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,457 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,458 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,459 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,460 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,461 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,462 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,463 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,464 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,465 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,467 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,468 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,469 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,470 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,471 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,472 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,473 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,474 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,475 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,476 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,477 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,478 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,479 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,481 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,482 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,483 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,484 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,485 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,486 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,487 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,488 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,489 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,490 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,491 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,492 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,493 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,494 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,495 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,496 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,497 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,498 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,499 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,500 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,501 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,502 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,503 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,504 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,505 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,506 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,507 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,508 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:02,509 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:02,510 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 154 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 136 case distinctions, treesize of input 264 treesize of output 303 [2019-09-16 16:19:02,511 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:02,581 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:02,582 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:02,582 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:270, output treesize:256 [2019-09-16 16:19:22,076 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,077 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,077 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,078 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,079 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,080 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,081 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,082 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,083 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,085 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,086 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,087 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,088 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,089 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,090 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,091 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,092 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,093 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,094 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,095 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,096 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,097 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,099 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,100 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,101 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,102 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,103 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,104 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,105 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,106 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,107 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,108 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,109 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,111 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,112 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,113 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,114 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,115 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,116 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,117 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,118 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,119 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,120 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,121 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,123 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,124 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,125 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,126 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,127 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,128 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,129 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,130 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,131 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,132 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,133 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,134 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,135 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,137 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,138 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,139 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,140 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,141 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,142 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,143 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,144 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,145 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,146 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,147 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,149 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,150 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,151 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,152 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,153 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,154 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,155 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,156 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,157 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,158 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,159 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,160 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,162 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,163 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,164 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,165 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,166 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,167 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,168 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,169 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,170 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,171 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,172 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,173 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,175 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,176 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,177 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,178 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,180 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,181 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,182 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,184 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,185 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,186 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,187 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,188 INFO L172 IndexEqualityManager]: detected equality via solver [2019-09-16 16:19:22,190 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,191 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,192 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,193 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,194 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,195 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,196 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,197 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,198 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,199 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,200 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,201 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,202 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,203 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,204 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,206 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,207 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,208 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,209 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,210 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,211 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,212 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,213 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,214 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,215 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,216 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,217 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,218 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,219 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,220 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,221 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,223 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,224 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,225 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,226 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,227 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,228 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,229 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,230 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,231 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,232 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,233 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,234 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,235 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,236 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,238 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,239 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,240 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,241 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,242 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,243 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,244 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,245 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,246 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,247 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,248 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:22,250 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:22,251 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 19 select indices, 19 select index equivalence classes, 153 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 171 case distinctions, treesize of input 240 treesize of output 95 [2019-09-16 16:19:22,251 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:22,258 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:22,258 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:22,259 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:249, output treesize:7 [2019-09-16 16:19:22,373 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:19:23,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1445 backedges. 279 proven. 670 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2019-09-16 16:19:23,502 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:19:23,502 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 62] total 88 [2019-09-16 16:19:23,503 INFO L454 AbstractCegarLoop]: Interpolant automaton has 88 states [2019-09-16 16:19:23,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2019-09-16 16:19:23,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1603, Invalid=6053, Unknown=0, NotChecked=0, Total=7656 [2019-09-16 16:19:23,504 INFO L87 Difference]: Start difference. First operand 187 states and 188 transitions. Second operand 88 states. [2019-09-16 16:19:26,464 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-09-16 16:19:26,903 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-09-16 16:19:32,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:19:32,395 INFO L93 Difference]: Finished difference Result 199 states and 200 transitions. [2019-09-16 16:19:32,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2019-09-16 16:19:32,395 INFO L78 Accepts]: Start accepts. Automaton has 88 states. Word has length 184 [2019-09-16 16:19:32,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:19:32,397 INFO L225 Difference]: With dead ends: 199 [2019-09-16 16:19:32,397 INFO L226 Difference]: Without dead ends: 197 [2019-09-16 16:19:32,398 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 93 SyntacticMatches, 63 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5154 ImplicationChecksByTransitivity, 28.9s TimeCoverageRelationStatistics Valid=3475, Invalid=13295, Unknown=0, NotChecked=0, Total=16770 [2019-09-16 16:19:32,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2019-09-16 16:19:32,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 195. [2019-09-16 16:19:32,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2019-09-16 16:19:32,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 196 transitions. [2019-09-16 16:19:32,469 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 196 transitions. Word has length 184 [2019-09-16 16:19:32,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:19:32,470 INFO L475 AbstractCegarLoop]: Abstraction has 195 states and 196 transitions. [2019-09-16 16:19:32,470 INFO L476 AbstractCegarLoop]: Interpolant automaton has 88 states. [2019-09-16 16:19:32,470 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 196 transitions. [2019-09-16 16:19:32,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-09-16 16:19:32,470 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:19:32,471 INFO L407 BasicCegarLoop]: trace histogram [19, 19, 19, 18, 18, 18, 18, 18, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:19:32,471 INFO L418 AbstractCegarLoop]: === Iteration 34 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:19:32,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:19:32,471 INFO L82 PathProgramCache]: Analyzing trace with hash -1598097419, now seen corresponding path program 31 times [2019-09-16 16:19:32,471 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:19:32,471 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:19:32,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:19:32,473 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:19:32,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:19:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:19:32,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1585 backedges. 615 proven. 358 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2019-09-16 16:19:32,795 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:19:32,795 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:19:32,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:19:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:19:32,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 39 conjunts are in the unsatisfiable core [2019-09-16 16:19:32,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:19:33,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1585 backedges. 684 proven. 289 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2019-09-16 16:19:33,375 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:19:33,375 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 40] total 43 [2019-09-16 16:19:33,376 INFO L454 AbstractCegarLoop]: Interpolant automaton has 43 states [2019-09-16 16:19:33,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2019-09-16 16:19:33,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=676, Invalid=1130, Unknown=0, NotChecked=0, Total=1806 [2019-09-16 16:19:33,377 INFO L87 Difference]: Start difference. First operand 195 states and 196 transitions. Second operand 43 states. [2019-09-16 16:19:34,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:19:34,097 INFO L93 Difference]: Finished difference Result 354 states and 356 transitions. [2019-09-16 16:19:34,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2019-09-16 16:19:34,097 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 192 [2019-09-16 16:19:34,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:19:34,099 INFO L225 Difference]: With dead ends: 354 [2019-09-16 16:19:34,099 INFO L226 Difference]: Without dead ends: 198 [2019-09-16 16:19:34,099 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 706 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=700, Invalid=1192, Unknown=0, NotChecked=0, Total=1892 [2019-09-16 16:19:34,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2019-09-16 16:19:34,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 197. [2019-09-16 16:19:34,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2019-09-16 16:19:34,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 198 transitions. [2019-09-16 16:19:34,187 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 198 transitions. Word has length 192 [2019-09-16 16:19:34,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:19:34,187 INFO L475 AbstractCegarLoop]: Abstraction has 197 states and 198 transitions. [2019-09-16 16:19:34,187 INFO L476 AbstractCegarLoop]: Interpolant automaton has 43 states. [2019-09-16 16:19:34,188 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 198 transitions. [2019-09-16 16:19:34,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-09-16 16:19:34,188 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:19:34,189 INFO L407 BasicCegarLoop]: trace histogram [19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:19:34,189 INFO L418 AbstractCegarLoop]: === Iteration 35 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:19:34,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:19:34,189 INFO L82 PathProgramCache]: Analyzing trace with hash -362110285, now seen corresponding path program 32 times [2019-09-16 16:19:34,189 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:19:34,189 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:19:34,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:19:34,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:19:34,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:19:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:19:35,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1620 backedges. 54 proven. 954 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2019-09-16 16:19:35,770 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:19:35,770 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:19:35,875 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-09-16 16:19:35,952 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-09-16 16:19:35,952 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:19:35,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 109 conjunts are in the unsatisfiable core [2019-09-16 16:19:35,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:19:36,006 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:19:36,006 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:19:36,006 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:36,012 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:36,013 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:36,013 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:29 [2019-09-16 16:19:36,167 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:19:36,168 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:19:36,168 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:36,179 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:36,179 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:36,179 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:43 [2019-09-16 16:19:36,318 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:19:36,319 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:19:36,319 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:36,331 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:36,331 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:36,331 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:57 [2019-09-16 16:19:36,514 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:19:36,514 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:19:36,515 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:36,531 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:36,531 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:36,531 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:71 [2019-09-16 16:19:36,769 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:19:36,769 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:19:36,770 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:36,788 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:36,788 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:36,788 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:99, output treesize:85 [2019-09-16 16:19:37,095 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:19:37,096 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:19:37,096 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:19:37,097 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:37,119 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:37,119 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:37,119 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:113, output treesize:99 [2019-09-16 16:19:37,493 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:19:37,494 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:19:37,494 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:19:37,494 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:37,517 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:37,517 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:37,517 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:127, output treesize:113 [2019-09-16 16:19:37,958 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:19:37,959 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:19:37,959 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:19:37,960 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:37,985 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:37,985 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:37,986 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:127 [2019-09-16 16:19:38,535 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:19:38,535 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:19:38,536 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:19:38,537 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:38,567 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:38,567 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:38,568 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:155, output treesize:141 [2019-09-16 16:19:39,227 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:19:39,228 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:19:39,228 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:19:39,229 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:39,266 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:39,266 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:39,267 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:169, output treesize:155 [2019-09-16 16:19:40,024 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 61 [2019-09-16 16:19:40,025 INFO L341 Elim1Store]: treesize reduction 1970, result has 6.3 percent of original size [2019-09-16 16:19:40,025 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:19:40,026 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:40,072 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:40,073 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:40,073 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:183, output treesize:169 [2019-09-16 16:19:40,998 WARN L191 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 66 [2019-09-16 16:19:40,998 INFO L341 Elim1Store]: treesize reduction 2262, result has 6.0 percent of original size [2019-09-16 16:19:40,999 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 194 treesize of output 218 [2019-09-16 16:19:41,000 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:41,046 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:41,046 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:41,047 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:197, output treesize:183 [2019-09-16 16:19:42,120 WARN L191 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 71 [2019-09-16 16:19:42,120 INFO L341 Elim1Store]: treesize reduction 2572, result has 5.7 percent of original size [2019-09-16 16:19:42,121 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 208 treesize of output 235 [2019-09-16 16:19:42,122 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:42,169 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:42,169 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:42,169 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:211, output treesize:197 [2019-09-16 16:19:43,464 WARN L191 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 76 [2019-09-16 16:19:43,464 INFO L341 Elim1Store]: treesize reduction 2900, result has 5.5 percent of original size [2019-09-16 16:19:43,465 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 222 treesize of output 252 [2019-09-16 16:19:43,466 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:43,519 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:43,520 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:43,520 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:225, output treesize:211 [2019-09-16 16:19:45,243 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 608 DAG size of output: 81 [2019-09-16 16:19:45,243 INFO L341 Elim1Store]: treesize reduction 3246, result has 5.3 percent of original size [2019-09-16 16:19:45,244 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 120 case distinctions, treesize of input 236 treesize of output 269 [2019-09-16 16:19:45,245 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:45,302 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:45,303 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:45,303 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:239, output treesize:225 [2019-09-16 16:19:46,969 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 680 DAG size of output: 86 [2019-09-16 16:19:46,969 INFO L341 Elim1Store]: treesize reduction 3610, result has 5.0 percent of original size [2019-09-16 16:19:46,969 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 136 case distinctions, treesize of input 250 treesize of output 286 [2019-09-16 16:19:46,971 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:47,033 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:47,033 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:47,034 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:253, output treesize:239 [2019-09-16 16:19:48,950 WARN L191 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 756 DAG size of output: 91 [2019-09-16 16:19:48,950 INFO L341 Elim1Store]: treesize reduction 3992, result has 4.9 percent of original size [2019-09-16 16:19:48,951 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 0 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 153 case distinctions, treesize of input 264 treesize of output 303 [2019-09-16 16:19:48,952 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:49,017 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:49,018 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:49,018 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:267, output treesize:253 [2019-09-16 16:19:49,603 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,604 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,605 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,606 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,607 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,608 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,609 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,611 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,612 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,613 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,614 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,615 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,616 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,617 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,618 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,619 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,620 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,621 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,622 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,623 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,624 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,625 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,626 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,627 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,628 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,629 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,631 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,632 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,633 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,634 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,635 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,636 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,637 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,638 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,639 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,640 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,642 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,643 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,644 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,645 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,646 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,647 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,648 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,649 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,650 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,651 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,652 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,653 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,654 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,655 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,656 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,657 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,658 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,659 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,660 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,661 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,662 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,663 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,664 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,665 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,666 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,667 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,668 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,669 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,670 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,671 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,672 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,674 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,675 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,676 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,677 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,678 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,679 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,680 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,681 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,682 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,683 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,684 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,685 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,686 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,687 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,688 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,689 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,690 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,691 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,692 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,694 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,695 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,696 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,697 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,698 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,699 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,700 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,701 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,702 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,703 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,704 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,705 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,706 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,707 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,708 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,709 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,710 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,711 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,712 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,713 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,714 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,715 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,716 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,717 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,718 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,719 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,720 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,721 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,722 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,723 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,724 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,725 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,726 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,727 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,728 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,729 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,730 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,731 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,732 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,733 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,734 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,735 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,736 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,737 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,738 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,739 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,740 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,741 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,743 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,744 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,745 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,746 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,747 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,748 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,749 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,750 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,751 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,752 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,753 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,754 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,755 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,756 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,757 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,758 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,759 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,760 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,761 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,762 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,763 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,764 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,765 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,766 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,767 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,768 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,769 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,770 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,771 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,772 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,773 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,774 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,775 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,776 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,777 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,779 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,780 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,781 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:19:49,782 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:49,782 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 172 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 153 case distinctions, treesize of input 278 treesize of output 320 [2019-09-16 16:19:49,784 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:19:49,859 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:19:49,860 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:19:49,860 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:284, output treesize:270 [2019-09-16 16:20:11,869 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,871 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,872 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,873 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,874 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,875 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,876 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,877 INFO L172 IndexEqualityManager]: detected equality via solver [2019-09-16 16:20:11,878 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,879 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,880 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,882 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,883 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,884 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,887 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,888 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,889 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,890 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,892 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,893 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,894 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,895 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,896 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,897 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,900 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,901 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,902 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,903 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,904 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,905 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,906 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,907 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,908 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,909 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,910 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,911 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,912 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,913 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,914 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,915 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,916 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,917 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,918 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,920 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,921 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,922 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,923 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,924 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,925 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,926 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,927 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,928 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,929 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,930 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,931 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,932 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,933 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,934 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,935 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,936 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,937 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,938 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,938 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,939 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,940 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,941 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,942 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,943 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,944 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,945 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,946 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,947 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,948 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,950 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,951 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,952 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,953 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,954 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,955 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,956 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,957 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,958 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,959 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,960 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,961 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,962 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,963 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,964 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,965 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,966 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,967 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,968 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,969 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,970 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,971 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,973 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,974 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,975 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,976 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,977 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,978 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,979 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,980 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,981 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,982 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,983 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,984 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,985 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,986 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,987 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,988 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,989 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,990 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,991 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,993 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,993 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,994 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,995 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,996 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,997 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,998 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:11,999 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,000 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,001 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,002 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,003 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,004 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,005 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,006 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,007 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,008 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,010 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,011 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,012 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,013 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,014 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,015 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,016 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,017 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,018 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,019 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,020 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,021 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,022 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,023 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,024 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,025 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,026 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,027 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,028 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,029 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,030 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,031 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,033 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,034 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,035 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,036 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,037 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,038 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,039 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,040 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,041 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,042 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,043 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,044 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,045 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,046 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,047 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,048 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:12,050 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:12,050 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 20 select indices, 20 select index equivalence classes, 171 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 190 case distinctions, treesize of input 253 treesize of output 100 [2019-09-16 16:20:12,051 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:12,057 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:12,058 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:12,058 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:262, output treesize:7 [2019-09-16 16:20:12,172 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:20:13,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1620 backedges. 307 proven. 752 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2019-09-16 16:20:13,467 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:20:13,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 65] total 92 [2019-09-16 16:20:13,468 INFO L454 AbstractCegarLoop]: Interpolant automaton has 92 states [2019-09-16 16:20:13,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2019-09-16 16:20:13,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1740, Invalid=6632, Unknown=0, NotChecked=0, Total=8372 [2019-09-16 16:20:13,470 INFO L87 Difference]: Start difference. First operand 197 states and 198 transitions. Second operand 92 states. [2019-09-16 16:20:18,051 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-09-16 16:20:18,542 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2019-09-16 16:20:25,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:20:25,658 INFO L93 Difference]: Finished difference Result 209 states and 210 transitions. [2019-09-16 16:20:25,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2019-09-16 16:20:25,659 INFO L78 Accepts]: Start accepts. Automaton has 92 states. Word has length 194 [2019-09-16 16:20:25,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:20:25,660 INFO L225 Difference]: With dead ends: 209 [2019-09-16 16:20:25,661 INFO L226 Difference]: Without dead ends: 207 [2019-09-16 16:20:25,662 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 98 SyntacticMatches, 67 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5528 ImplicationChecksByTransitivity, 33.0s TimeCoverageRelationStatistics Valid=3777, Invalid=14583, Unknown=0, NotChecked=0, Total=18360 [2019-09-16 16:20:25,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2019-09-16 16:20:25,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 205. [2019-09-16 16:20:25,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2019-09-16 16:20:25,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 206 transitions. [2019-09-16 16:20:25,763 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 206 transitions. Word has length 194 [2019-09-16 16:20:25,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:20:25,764 INFO L475 AbstractCegarLoop]: Abstraction has 205 states and 206 transitions. [2019-09-16 16:20:25,764 INFO L476 AbstractCegarLoop]: Interpolant automaton has 92 states. [2019-09-16 16:20:25,764 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 206 transitions. [2019-09-16 16:20:25,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-09-16 16:20:25,765 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:20:25,765 INFO L407 BasicCegarLoop]: trace histogram [20, 20, 20, 19, 19, 19, 19, 19, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:20:25,765 INFO L418 AbstractCegarLoop]: === Iteration 36 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:20:25,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:20:25,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1320872647, now seen corresponding path program 33 times [2019-09-16 16:20:25,765 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:20:25,765 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:20:25,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:20:25,766 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:20:25,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:20:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:20:26,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1768 backedges. 687 proven. 397 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2019-09-16 16:20:26,174 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:20:26,174 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:20:26,282 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-09-16 16:20:33,117 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2019-09-16 16:20:33,118 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:20:33,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 41 conjunts are in the unsatisfiable core [2019-09-16 16:20:33,131 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:20:33,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1768 backedges. 760 proven. 324 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2019-09-16 16:20:33,550 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:20:33,550 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 42] total 45 [2019-09-16 16:20:33,551 INFO L454 AbstractCegarLoop]: Interpolant automaton has 45 states [2019-09-16 16:20:33,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2019-09-16 16:20:33,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=741, Invalid=1239, Unknown=0, NotChecked=0, Total=1980 [2019-09-16 16:20:33,551 INFO L87 Difference]: Start difference. First operand 205 states and 206 transitions. Second operand 45 states. [2019-09-16 16:20:34,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:20:34,705 INFO L93 Difference]: Finished difference Result 372 states and 374 transitions. [2019-09-16 16:20:34,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2019-09-16 16:20:34,705 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 202 [2019-09-16 16:20:34,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:20:34,706 INFO L225 Difference]: With dead ends: 372 [2019-09-16 16:20:34,707 INFO L226 Difference]: Without dead ends: 208 [2019-09-16 16:20:34,707 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 774 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=766, Invalid=1304, Unknown=0, NotChecked=0, Total=2070 [2019-09-16 16:20:34,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2019-09-16 16:20:34,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 207. [2019-09-16 16:20:34,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-09-16 16:20:34,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 208 transitions. [2019-09-16 16:20:34,788 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 208 transitions. Word has length 202 [2019-09-16 16:20:34,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:20:34,788 INFO L475 AbstractCegarLoop]: Abstraction has 207 states and 208 transitions. [2019-09-16 16:20:34,788 INFO L476 AbstractCegarLoop]: Interpolant automaton has 45 states. [2019-09-16 16:20:34,789 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 208 transitions. [2019-09-16 16:20:34,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-09-16 16:20:34,789 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:20:34,789 INFO L407 BasicCegarLoop]: trace histogram [20, 20, 20, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:20:34,790 INFO L418 AbstractCegarLoop]: === Iteration 37 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:20:34,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:20:34,790 INFO L82 PathProgramCache]: Analyzing trace with hash 521584645, now seen corresponding path program 34 times [2019-09-16 16:20:34,790 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:20:34,790 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:20:34,791 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:20:34,791 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:20:34,791 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:20:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:20:36,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1805 backedges. 57 proven. 1064 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2019-09-16 16:20:36,366 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:20:36,366 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:20:36,478 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2019-09-16 16:20:36,549 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2019-09-16 16:20:36,549 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:20:36,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 110 conjunts are in the unsatisfiable core [2019-09-16 16:20:36,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:20:36,563 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:20:36,563 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:20:36,564 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:36,568 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:36,568 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:36,568 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:26 [2019-09-16 16:20:36,674 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:20:36,674 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:20:36,675 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:36,682 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:36,683 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:36,683 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:54, output treesize:40 [2019-09-16 16:20:36,818 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:20:36,818 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:20:36,819 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:36,830 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:36,830 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:36,830 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:68, output treesize:54 [2019-09-16 16:20:37,000 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:20:37,001 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:20:37,002 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:37,015 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:37,015 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:37,016 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:68 [2019-09-16 16:20:37,247 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:20:37,247 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:20:37,248 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:37,264 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:37,264 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:37,265 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:96, output treesize:82 [2019-09-16 16:20:37,552 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:20:37,553 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:20:37,553 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:20:37,554 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:37,573 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:37,573 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:37,573 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:110, output treesize:96 [2019-09-16 16:20:37,928 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:20:37,928 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:20:37,928 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:20:37,929 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:37,951 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:37,951 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:37,951 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:124, output treesize:110 [2019-09-16 16:20:38,381 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:20:38,381 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:20:38,382 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:20:38,383 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:38,407 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:38,407 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:38,407 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:138, output treesize:124 [2019-09-16 16:20:38,901 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:20:38,901 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:20:38,902 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:20:38,903 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:38,929 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:38,929 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:38,929 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:152, output treesize:138 [2019-09-16 16:20:39,551 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:20:39,552 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:20:39,552 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:20:39,553 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:39,585 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:39,586 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:39,586 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:166, output treesize:152 [2019-09-16 16:20:40,328 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 61 [2019-09-16 16:20:40,329 INFO L341 Elim1Store]: treesize reduction 1970, result has 6.3 percent of original size [2019-09-16 16:20:40,329 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:20:40,330 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:40,366 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:40,367 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:40,367 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:180, output treesize:166 [2019-09-16 16:20:41,253 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 66 [2019-09-16 16:20:41,253 INFO L341 Elim1Store]: treesize reduction 2262, result has 6.0 percent of original size [2019-09-16 16:20:41,254 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 194 treesize of output 218 [2019-09-16 16:20:41,255 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:41,294 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:41,294 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:41,295 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:194, output treesize:180 [2019-09-16 16:20:42,368 WARN L191 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 71 [2019-09-16 16:20:42,368 INFO L341 Elim1Store]: treesize reduction 2572, result has 5.7 percent of original size [2019-09-16 16:20:42,368 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 208 treesize of output 235 [2019-09-16 16:20:42,370 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:42,414 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:42,415 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:42,415 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:208, output treesize:194 [2019-09-16 16:20:43,640 WARN L191 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 76 [2019-09-16 16:20:43,640 INFO L341 Elim1Store]: treesize reduction 2900, result has 5.5 percent of original size [2019-09-16 16:20:43,641 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 222 treesize of output 252 [2019-09-16 16:20:43,642 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:43,688 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:43,688 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:43,689 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:222, output treesize:208 [2019-09-16 16:20:45,202 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 608 DAG size of output: 81 [2019-09-16 16:20:45,202 INFO L341 Elim1Store]: treesize reduction 3246, result has 5.3 percent of original size [2019-09-16 16:20:45,203 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 120 case distinctions, treesize of input 236 treesize of output 269 [2019-09-16 16:20:45,204 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:45,257 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:45,257 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:45,257 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:236, output treesize:222 [2019-09-16 16:20:46,945 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 680 DAG size of output: 86 [2019-09-16 16:20:46,945 INFO L341 Elim1Store]: treesize reduction 3610, result has 5.0 percent of original size [2019-09-16 16:20:46,945 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 136 case distinctions, treesize of input 250 treesize of output 286 [2019-09-16 16:20:46,946 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:47,003 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:47,004 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:47,004 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:250, output treesize:236 [2019-09-16 16:20:48,944 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 756 DAG size of output: 91 [2019-09-16 16:20:48,944 INFO L341 Elim1Store]: treesize reduction 3992, result has 4.9 percent of original size [2019-09-16 16:20:48,945 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 0 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 153 case distinctions, treesize of input 264 treesize of output 303 [2019-09-16 16:20:48,947 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:49,008 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:49,008 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:49,009 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:264, output treesize:250 [2019-09-16 16:20:51,276 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 836 DAG size of output: 96 [2019-09-16 16:20:51,277 INFO L341 Elim1Store]: treesize reduction 4392, result has 4.7 percent of original size [2019-09-16 16:20:51,277 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 171 case distinctions, treesize of input 278 treesize of output 320 [2019-09-16 16:20:51,278 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:51,350 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:51,351 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:51,351 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:278, output treesize:264 [2019-09-16 16:20:51,960 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:20:53,947 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 920 DAG size of output: 101 [2019-09-16 16:20:53,948 INFO L341 Elim1Store]: treesize reduction 4810, result has 4.5 percent of original size [2019-09-16 16:20:53,948 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 19 select indices, 19 select index equivalence classes, 1 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 190 case distinctions, treesize of input 292 treesize of output 337 [2019-09-16 16:20:53,949 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:20:54,024 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:20:54,024 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:20:54,024 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:295, output treesize:281 [2019-09-16 16:21:26,245 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 907 DAG size of output: 147 [2019-09-16 16:21:26,245 INFO L341 Elim1Store]: treesize reduction 3401, result has 9.1 percent of original size [2019-09-16 16:21:26,246 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 21 select indices, 21 select index equivalence classes, 0 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 210 case distinctions, treesize of input 289 treesize of output 441 [2019-09-16 16:21:26,249 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,250 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,250 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,251 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,252 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,252 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,253 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,253 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,254 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,254 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,255 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,255 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,256 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,256 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,257 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,257 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,258 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,258 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,259 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,259 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:26,271 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-09-16 16:21:26,647 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 11 [2019-09-16 16:21:26,647 INFO L567 ElimStorePlain]: treesize reduction 4353, result has 0.3 percent of original size [2019-09-16 16:21:26,648 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:21:26,648 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:298, output treesize:7 [2019-09-16 16:21:26,775 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:21:28,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1805 backedges. 404 proven. 832 refuted. 8 times theorem prover too weak. 561 trivial. 0 not checked. [2019-09-16 16:21:28,282 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:21:28,282 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 68] total 96 [2019-09-16 16:21:28,283 INFO L454 AbstractCegarLoop]: Interpolant automaton has 96 states [2019-09-16 16:21:28,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2019-09-16 16:21:28,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1874, Invalid=7245, Unknown=1, NotChecked=0, Total=9120 [2019-09-16 16:21:28,284 INFO L87 Difference]: Start difference. First operand 207 states and 208 transitions. Second operand 96 states. [2019-09-16 16:21:33,059 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2019-09-16 16:21:33,641 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2019-09-16 16:21:42,337 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 136 [2019-09-16 16:21:43,103 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-16 16:21:43,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:21:43,116 INFO L93 Difference]: Finished difference Result 219 states and 220 transitions. [2019-09-16 16:21:43,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2019-09-16 16:21:43,116 INFO L78 Accepts]: Start accepts. Automaton has 96 states. Word has length 204 [2019-09-16 16:21:43,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:21:43,117 INFO L225 Difference]: With dead ends: 219 [2019-09-16 16:21:43,117 INFO L226 Difference]: Without dead ends: 217 [2019-09-16 16:21:43,118 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 313 GetRequests, 104 SyntacticMatches, 70 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5983 ImplicationChecksByTransitivity, 42.5s TimeCoverageRelationStatistics Valid=4021, Invalid=15718, Unknown=1, NotChecked=0, Total=19740 [2019-09-16 16:21:43,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2019-09-16 16:21:43,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 215. [2019-09-16 16:21:43,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2019-09-16 16:21:43,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 216 transitions. [2019-09-16 16:21:43,289 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 216 transitions. Word has length 204 [2019-09-16 16:21:43,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:21:43,289 INFO L475 AbstractCegarLoop]: Abstraction has 215 states and 216 transitions. [2019-09-16 16:21:43,290 INFO L476 AbstractCegarLoop]: Interpolant automaton has 96 states. [2019-09-16 16:21:43,290 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 216 transitions. [2019-09-16 16:21:43,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-09-16 16:21:43,291 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:21:43,291 INFO L407 BasicCegarLoop]: trace histogram [21, 21, 21, 20, 20, 20, 20, 20, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:21:43,291 INFO L418 AbstractCegarLoop]: === Iteration 38 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:21:43,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:21:43,292 INFO L82 PathProgramCache]: Analyzing trace with hash 1441109529, now seen corresponding path program 35 times [2019-09-16 16:21:43,292 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:21:43,292 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:21:43,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:21:43,294 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:21:43,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:21:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:21:43,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1961 backedges. 763 proven. 438 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2019-09-16 16:21:43,680 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:21:43,680 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:21:43,798 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2019-09-16 16:21:50,514 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 21 check-sat command(s) [2019-09-16 16:21:50,514 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:21:50,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 43 conjunts are in the unsatisfiable core [2019-09-16 16:21:50,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:21:50,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1961 backedges. 840 proven. 361 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2019-09-16 16:21:50,987 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:21:50,987 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 44] total 47 [2019-09-16 16:21:50,988 INFO L454 AbstractCegarLoop]: Interpolant automaton has 47 states [2019-09-16 16:21:50,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2019-09-16 16:21:50,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=809, Invalid=1353, Unknown=0, NotChecked=0, Total=2162 [2019-09-16 16:21:50,988 INFO L87 Difference]: Start difference. First operand 215 states and 216 transitions. Second operand 47 states. [2019-09-16 16:21:52,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:21:52,216 INFO L93 Difference]: Finished difference Result 390 states and 392 transitions. [2019-09-16 16:21:52,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2019-09-16 16:21:52,217 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 212 [2019-09-16 16:21:52,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:21:52,218 INFO L225 Difference]: With dead ends: 390 [2019-09-16 16:21:52,218 INFO L226 Difference]: Without dead ends: 218 [2019-09-16 16:21:52,219 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 845 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=835, Invalid=1421, Unknown=0, NotChecked=0, Total=2256 [2019-09-16 16:21:52,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2019-09-16 16:21:52,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 217. [2019-09-16 16:21:52,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2019-09-16 16:21:52,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 218 transitions. [2019-09-16 16:21:52,318 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 218 transitions. Word has length 212 [2019-09-16 16:21:52,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:21:52,318 INFO L475 AbstractCegarLoop]: Abstraction has 217 states and 218 transitions. [2019-09-16 16:21:52,318 INFO L476 AbstractCegarLoop]: Interpolant automaton has 47 states. [2019-09-16 16:21:52,318 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 218 transitions. [2019-09-16 16:21:52,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-09-16 16:21:52,319 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:21:52,319 INFO L407 BasicCegarLoop]: trace histogram [21, 21, 21, 20, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:21:52,320 INFO L418 AbstractCegarLoop]: === Iteration 39 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:21:52,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:21:52,320 INFO L82 PathProgramCache]: Analyzing trace with hash 144602583, now seen corresponding path program 36 times [2019-09-16 16:21:52,320 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:21:52,320 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:21:52,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:21:52,321 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:21:52,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:21:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:21:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 60 proven. 1180 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2019-09-16 16:21:53,959 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:21:53,960 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:21:54,082 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2019-09-16 16:22:01,570 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 21 check-sat command(s) [2019-09-16 16:22:01,570 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:22:01,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 119 conjunts are in the unsatisfiable core [2019-09-16 16:22:01,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:22:01,638 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:22:01,638 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:22:01,639 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:01,645 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:01,646 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:01,646 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:29 [2019-09-16 16:22:01,779 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:22:01,779 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:22:01,780 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:01,789 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:01,789 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:01,790 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:43 [2019-09-16 16:22:01,951 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:22:01,951 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:22:01,952 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:01,964 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:01,964 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:01,964 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:57 [2019-09-16 16:22:02,224 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:22:02,224 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:22:02,225 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:02,245 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:02,245 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:02,245 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:71 [2019-09-16 16:22:02,522 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:22:02,523 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:22:02,523 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:02,540 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:02,541 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:02,541 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:99, output treesize:85 [2019-09-16 16:22:02,856 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:22:02,857 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:22:02,857 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:22:02,858 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:02,877 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:02,877 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:02,878 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:113, output treesize:99 [2019-09-16 16:22:03,255 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:22:03,255 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:22:03,256 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:22:03,257 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:03,280 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:03,281 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:03,281 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:127, output treesize:113 [2019-09-16 16:22:03,745 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:22:03,745 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:22:03,746 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:22:03,746 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:03,775 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:03,775 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:03,776 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:127 [2019-09-16 16:22:04,326 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:22:04,327 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:22:04,327 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:22:04,328 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:04,371 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:04,371 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:04,371 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:155, output treesize:141 [2019-09-16 16:22:05,008 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:22:05,009 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:22:05,009 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:22:05,010 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:05,046 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:05,047 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:05,047 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:169, output treesize:155 [2019-09-16 16:22:05,825 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 61 [2019-09-16 16:22:05,825 INFO L341 Elim1Store]: treesize reduction 1970, result has 6.3 percent of original size [2019-09-16 16:22:05,826 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:22:05,827 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:05,866 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:05,866 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:05,866 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:183, output treesize:169 [2019-09-16 16:22:06,780 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 66 [2019-09-16 16:22:06,781 INFO L341 Elim1Store]: treesize reduction 2262, result has 6.0 percent of original size [2019-09-16 16:22:06,781 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 194 treesize of output 218 [2019-09-16 16:22:06,782 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:06,822 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:06,822 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:06,822 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:197, output treesize:183 [2019-09-16 16:22:07,894 WARN L191 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 71 [2019-09-16 16:22:07,895 INFO L341 Elim1Store]: treesize reduction 2572, result has 5.7 percent of original size [2019-09-16 16:22:07,895 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 208 treesize of output 235 [2019-09-16 16:22:07,896 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:07,944 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:07,945 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:07,945 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:211, output treesize:197 [2019-09-16 16:22:09,184 WARN L191 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 76 [2019-09-16 16:22:09,185 INFO L341 Elim1Store]: treesize reduction 2900, result has 5.5 percent of original size [2019-09-16 16:22:09,185 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 222 treesize of output 252 [2019-09-16 16:22:09,186 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:09,237 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:09,238 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:09,238 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:225, output treesize:211 [2019-09-16 16:22:10,695 WARN L191 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 81 [2019-09-16 16:22:10,696 INFO L341 Elim1Store]: treesize reduction 3246, result has 5.3 percent of original size [2019-09-16 16:22:10,696 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 120 case distinctions, treesize of input 236 treesize of output 269 [2019-09-16 16:22:10,697 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:10,753 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:10,753 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:10,754 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:239, output treesize:225 [2019-09-16 16:22:12,472 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 680 DAG size of output: 86 [2019-09-16 16:22:12,473 INFO L341 Elim1Store]: treesize reduction 3610, result has 5.0 percent of original size [2019-09-16 16:22:12,473 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 136 case distinctions, treesize of input 250 treesize of output 286 [2019-09-16 16:22:12,475 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:12,536 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:12,536 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:12,536 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:253, output treesize:239 [2019-09-16 16:22:14,544 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 756 DAG size of output: 91 [2019-09-16 16:22:14,544 INFO L341 Elim1Store]: treesize reduction 3992, result has 4.9 percent of original size [2019-09-16 16:22:14,545 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 0 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 153 case distinctions, treesize of input 264 treesize of output 303 [2019-09-16 16:22:14,545 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:14,615 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:14,616 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:14,616 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:267, output treesize:253 [2019-09-16 16:22:16,895 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 836 DAG size of output: 96 [2019-09-16 16:22:16,896 INFO L341 Elim1Store]: treesize reduction 4392, result has 4.7 percent of original size [2019-09-16 16:22:16,896 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 171 case distinctions, treesize of input 278 treesize of output 320 [2019-09-16 16:22:16,898 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:16,971 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:16,972 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:16,972 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:281, output treesize:267 [2019-09-16 16:22:19,664 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 920 DAG size of output: 101 [2019-09-16 16:22:19,664 INFO L341 Elim1Store]: treesize reduction 4810, result has 4.5 percent of original size [2019-09-16 16:22:19,665 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 19 select indices, 19 select index equivalence classes, 0 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 190 case distinctions, treesize of input 292 treesize of output 337 [2019-09-16 16:22:19,666 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:19,742 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:19,742 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:19,743 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:295, output treesize:281 [2019-09-16 16:22:20,444 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,446 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,447 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,448 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,449 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,450 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,451 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,452 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,454 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,455 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,456 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,457 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,458 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,459 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,460 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,461 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,462 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,464 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,465 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,467 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,468 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,469 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,470 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,471 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,472 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,474 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,475 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,476 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,477 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,478 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,479 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,480 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,481 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,482 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,484 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,485 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,486 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,487 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,488 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,489 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,490 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,491 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,493 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,494 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,495 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,496 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,497 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,498 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,499 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,500 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,501 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,502 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,503 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,504 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,505 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,507 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,508 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,509 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,510 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,511 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,512 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,513 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,514 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,515 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,516 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,517 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,519 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,520 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,521 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,522 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,523 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,524 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,525 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,526 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,527 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,528 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,529 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,530 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,532 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,533 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,534 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,544 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,552 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,558 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,564 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,570 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,571 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,575 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,576 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,577 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,578 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,578 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,580 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,581 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,582 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,583 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,584 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,585 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,586 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,587 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,588 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,589 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,590 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,592 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,593 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,597 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,598 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,599 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,599 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,600 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,601 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,601 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,602 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,603 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,604 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,605 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,606 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,607 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,608 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,610 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,611 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,612 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,613 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,614 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,615 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,616 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,617 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,618 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,619 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,620 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,621 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,623 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,624 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,625 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,626 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,627 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,628 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,629 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,630 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,631 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,632 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,633 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,634 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,635 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,644 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,645 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,645 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,646 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,647 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,648 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,656 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,657 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,658 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,659 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,660 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,661 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,662 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,663 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,663 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,664 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,665 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,666 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,667 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,667 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,668 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,669 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,670 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,671 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,672 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,673 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,674 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,675 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,676 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,677 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,678 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,680 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,681 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,682 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,683 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,684 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,685 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,686 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,687 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,688 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,689 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,690 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,692 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,693 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,694 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,695 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,696 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,697 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,698 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,699 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,700 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,701 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,702 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,703 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,704 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,706 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,707 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,708 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,709 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,710 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,711 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,712 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,713 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,714 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,715 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,716 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:20,718 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:20,718 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 20 select indices, 20 select index equivalence classes, 211 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 190 case distinctions, treesize of input 306 treesize of output 354 [2019-09-16 16:22:20,720 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:20,810 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:20,810 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:20,811 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:312, output treesize:298 [2019-09-16 16:22:50,229 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,230 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,231 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,232 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,233 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,234 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,235 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,236 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,237 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,238 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,239 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,240 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,241 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,242 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,243 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,244 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,246 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,247 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,248 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,249 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,250 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,252 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,253 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,254 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,255 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,256 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,258 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,259 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,260 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,262 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,263 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,264 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,265 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,266 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,268 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,269 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,273 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,288 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,288 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,289 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,290 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,290 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,291 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,292 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,293 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,295 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,296 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,297 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,298 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,299 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,300 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,301 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,302 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,303 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,304 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,305 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,307 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,308 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,308 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,309 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,310 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,311 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,312 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,313 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,313 INFO L172 IndexEqualityManager]: detected equality via solver [2019-09-16 16:22:50,315 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,317 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,318 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,324 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,325 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,325 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,326 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,327 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,328 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,330 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,331 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,332 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,333 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,334 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,335 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,336 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,337 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,338 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,339 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,340 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,341 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,342 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,343 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,344 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,345 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,346 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,347 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,348 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,349 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,350 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,351 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,352 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,353 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,355 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,356 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,357 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,358 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,359 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,360 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,361 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,362 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,363 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,364 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,365 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,366 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,367 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,368 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,369 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,370 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,371 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,372 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,373 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,374 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,375 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,376 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,377 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,378 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,380 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,381 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,382 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,383 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,384 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,385 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,386 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,387 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,388 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,389 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,390 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,395 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,396 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,397 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,397 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,398 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,399 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,399 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,400 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,401 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,402 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,403 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,404 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,405 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,406 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,407 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,408 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,409 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,410 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,411 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,412 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,413 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,414 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,415 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,416 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,417 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,418 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,419 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,420 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,421 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,422 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,423 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,424 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,425 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,426 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,427 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,428 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,429 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,430 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,431 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,432 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,434 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,435 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,436 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,437 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,438 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,439 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,440 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,441 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,442 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,443 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,449 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,450 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,451 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,452 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,453 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,454 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,455 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,456 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,457 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,458 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,458 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,459 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,460 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,461 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,462 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,463 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,464 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,465 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,465 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,467 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,468 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,469 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,470 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,471 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,472 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,472 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,473 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,474 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,474 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:22:50,475 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:50,476 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 22 select indices, 22 select index equivalence classes, 210 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 231 case distinctions, treesize of input 279 treesize of output 110 [2019-09-16 16:22:50,476 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:22:50,483 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:22:50,484 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:22:50,484 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:288, output treesize:7 [2019-09-16 16:22:50,617 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:22:52,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 390 proven. 907 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2019-09-16 16:22:52,308 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:22:52,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 71] total 100 [2019-09-16 16:22:52,309 INFO L454 AbstractCegarLoop]: Interpolant automaton has 100 states [2019-09-16 16:22:52,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2019-09-16 16:22:52,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2086, Invalid=7814, Unknown=0, NotChecked=0, Total=9900 [2019-09-16 16:22:52,310 INFO L87 Difference]: Start difference. First operand 217 states and 218 transitions. Second operand 100 states. [2019-09-16 16:22:58,548 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2019-09-16 16:22:59,228 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2019-09-16 16:23:08,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:23:08,095 INFO L93 Difference]: Finished difference Result 229 states and 230 transitions. [2019-09-16 16:23:08,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2019-09-16 16:23:08,096 INFO L78 Accepts]: Start accepts. Automaton has 100 states. Word has length 214 [2019-09-16 16:23:08,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:23:08,097 INFO L225 Difference]: With dead ends: 229 [2019-09-16 16:23:08,097 INFO L226 Difference]: Without dead ends: 227 [2019-09-16 16:23:08,099 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 329 GetRequests, 108 SyntacticMatches, 75 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6559 ImplicationChecksByTransitivity, 43.2s TimeCoverageRelationStatistics Valid=4520, Invalid=17236, Unknown=0, NotChecked=0, Total=21756 [2019-09-16 16:23:08,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2019-09-16 16:23:08,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 225. [2019-09-16 16:23:08,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-09-16 16:23:08,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 226 transitions. [2019-09-16 16:23:08,213 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 226 transitions. Word has length 214 [2019-09-16 16:23:08,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:23:08,214 INFO L475 AbstractCegarLoop]: Abstraction has 225 states and 226 transitions. [2019-09-16 16:23:08,214 INFO L476 AbstractCegarLoop]: Interpolant automaton has 100 states. [2019-09-16 16:23:08,214 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 226 transitions. [2019-09-16 16:23:08,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-09-16 16:23:08,214 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:23:08,215 INFO L407 BasicCegarLoop]: trace histogram [22, 22, 22, 21, 21, 21, 21, 21, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:23:08,215 INFO L418 AbstractCegarLoop]: === Iteration 40 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:23:08,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:23:08,215 INFO L82 PathProgramCache]: Analyzing trace with hash -888448533, now seen corresponding path program 37 times [2019-09-16 16:23:08,215 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:23:08,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:23:08,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:23:08,217 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:23:08,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:23:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:23:08,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2164 backedges. 843 proven. 481 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2019-09-16 16:23:08,581 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:23:08,581 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:23:08,711 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:23:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:23:08,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 45 conjunts are in the unsatisfiable core [2019-09-16 16:23:08,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:23:09,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2164 backedges. 924 proven. 400 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2019-09-16 16:23:09,297 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:23:09,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 46] total 49 [2019-09-16 16:23:09,297 INFO L454 AbstractCegarLoop]: Interpolant automaton has 49 states [2019-09-16 16:23:09,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2019-09-16 16:23:09,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=880, Invalid=1472, Unknown=0, NotChecked=0, Total=2352 [2019-09-16 16:23:09,298 INFO L87 Difference]: Start difference. First operand 225 states and 226 transitions. Second operand 49 states. [2019-09-16 16:23:10,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:23:10,644 INFO L93 Difference]: Finished difference Result 408 states and 410 transitions. [2019-09-16 16:23:10,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2019-09-16 16:23:10,645 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 222 [2019-09-16 16:23:10,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:23:10,646 INFO L225 Difference]: With dead ends: 408 [2019-09-16 16:23:10,646 INFO L226 Difference]: Without dead ends: 228 [2019-09-16 16:23:10,647 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 919 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=907, Invalid=1543, Unknown=0, NotChecked=0, Total=2450 [2019-09-16 16:23:10,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2019-09-16 16:23:10,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 227. [2019-09-16 16:23:10,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2019-09-16 16:23:10,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 228 transitions. [2019-09-16 16:23:10,759 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 228 transitions. Word has length 222 [2019-09-16 16:23:10,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:23:10,759 INFO L475 AbstractCegarLoop]: Abstraction has 227 states and 228 transitions. [2019-09-16 16:23:10,759 INFO L476 AbstractCegarLoop]: Interpolant automaton has 49 states. [2019-09-16 16:23:10,759 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 228 transitions. [2019-09-16 16:23:10,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2019-09-16 16:23:10,760 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:23:10,760 INFO L407 BasicCegarLoop]: trace histogram [22, 22, 22, 21, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:23:10,760 INFO L418 AbstractCegarLoop]: === Iteration 41 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:23:10,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:23:10,761 INFO L82 PathProgramCache]: Analyzing trace with hash 825631785, now seen corresponding path program 38 times [2019-09-16 16:23:10,761 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:23:10,761 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:23:10,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:23:10,762 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:23:10,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:23:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:23:12,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2205 backedges. 63 proven. 1302 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2019-09-16 16:23:12,570 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:23:12,570 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:23:12,702 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-09-16 16:23:12,797 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-09-16 16:23:12,797 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:23:12,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 124 conjunts are in the unsatisfiable core [2019-09-16 16:23:12,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:23:12,864 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:23:12,865 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:23:12,865 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:12,871 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:12,871 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:12,871 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:29 [2019-09-16 16:23:13,057 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:23:13,058 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:23:13,058 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:13,080 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:13,081 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:13,081 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:43 [2019-09-16 16:23:13,282 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:23:13,282 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:23:13,283 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:13,295 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:13,295 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:13,296 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:57 [2019-09-16 16:23:13,489 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:23:13,489 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:23:13,490 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:13,504 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:13,504 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:13,504 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:71 [2019-09-16 16:23:13,748 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:23:13,749 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:23:13,749 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:13,765 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:13,766 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:13,766 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:99, output treesize:85 [2019-09-16 16:23:14,083 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:23:14,083 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:23:14,084 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:23:14,084 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:14,105 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:14,105 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:14,105 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:113, output treesize:99 [2019-09-16 16:23:14,488 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:23:14,489 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:23:14,489 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:23:14,490 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:14,515 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:14,515 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:14,515 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:127, output treesize:113 [2019-09-16 16:23:14,986 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:23:14,986 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:23:14,987 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:23:14,988 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:15,019 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:15,020 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:15,020 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:127 [2019-09-16 16:23:15,577 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:23:15,578 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:23:15,578 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:23:15,579 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:15,612 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:15,613 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:15,613 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:155, output treesize:141 [2019-09-16 16:23:16,257 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:23:16,257 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:23:16,257 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:23:16,258 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:16,292 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:16,293 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:16,293 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:169, output treesize:155 [2019-09-16 16:23:17,042 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 61 [2019-09-16 16:23:17,043 INFO L341 Elim1Store]: treesize reduction 1970, result has 6.3 percent of original size [2019-09-16 16:23:17,043 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:23:17,044 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:17,079 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:17,079 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:17,079 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:183, output treesize:169 [2019-09-16 16:23:18,009 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 66 [2019-09-16 16:23:18,010 INFO L341 Elim1Store]: treesize reduction 2262, result has 6.0 percent of original size [2019-09-16 16:23:18,010 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 194 treesize of output 218 [2019-09-16 16:23:18,011 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:18,057 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:18,057 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:18,058 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:197, output treesize:183 [2019-09-16 16:23:19,165 WARN L191 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 71 [2019-09-16 16:23:19,166 INFO L341 Elim1Store]: treesize reduction 2572, result has 5.7 percent of original size [2019-09-16 16:23:19,166 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 208 treesize of output 235 [2019-09-16 16:23:19,167 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:19,219 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:19,219 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:19,220 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:211, output treesize:197 [2019-09-16 16:23:20,520 WARN L191 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 76 [2019-09-16 16:23:20,521 INFO L341 Elim1Store]: treesize reduction 2900, result has 5.5 percent of original size [2019-09-16 16:23:20,521 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 222 treesize of output 252 [2019-09-16 16:23:20,522 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:20,571 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:20,571 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:20,572 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:225, output treesize:211 [2019-09-16 16:23:22,041 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 81 [2019-09-16 16:23:22,041 INFO L341 Elim1Store]: treesize reduction 3246, result has 5.3 percent of original size [2019-09-16 16:23:22,042 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 120 case distinctions, treesize of input 236 treesize of output 269 [2019-09-16 16:23:22,043 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:22,102 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:22,103 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:22,103 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:239, output treesize:225 [2019-09-16 16:23:23,910 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 680 DAG size of output: 86 [2019-09-16 16:23:23,910 INFO L341 Elim1Store]: treesize reduction 3610, result has 5.0 percent of original size [2019-09-16 16:23:23,911 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 136 case distinctions, treesize of input 250 treesize of output 286 [2019-09-16 16:23:23,912 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:23,980 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:23,981 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:23,981 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:253, output treesize:239 [2019-09-16 16:23:25,988 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 756 DAG size of output: 91 [2019-09-16 16:23:25,988 INFO L341 Elim1Store]: treesize reduction 3992, result has 4.9 percent of original size [2019-09-16 16:23:25,989 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 0 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 153 case distinctions, treesize of input 264 treesize of output 303 [2019-09-16 16:23:25,989 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:26,053 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:26,054 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:26,054 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:267, output treesize:253 [2019-09-16 16:23:28,325 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 836 DAG size of output: 96 [2019-09-16 16:23:28,325 INFO L341 Elim1Store]: treesize reduction 4392, result has 4.7 percent of original size [2019-09-16 16:23:28,326 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 171 case distinctions, treesize of input 278 treesize of output 320 [2019-09-16 16:23:28,327 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:28,399 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:28,399 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:28,399 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:281, output treesize:267 [2019-09-16 16:23:31,026 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 920 DAG size of output: 101 [2019-09-16 16:23:31,026 INFO L341 Elim1Store]: treesize reduction 4810, result has 4.5 percent of original size [2019-09-16 16:23:31,027 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 19 select indices, 19 select index equivalence classes, 0 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 190 case distinctions, treesize of input 292 treesize of output 337 [2019-09-16 16:23:31,028 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:31,110 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:31,111 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:31,111 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:295, output treesize:281 [2019-09-16 16:23:34,048 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 1008 DAG size of output: 106 [2019-09-16 16:23:34,049 INFO L341 Elim1Store]: treesize reduction 5246, result has 4.4 percent of original size [2019-09-16 16:23:34,049 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 20 select indices, 20 select index equivalence classes, 0 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 210 case distinctions, treesize of input 306 treesize of output 354 [2019-09-16 16:23:34,050 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:34,135 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:34,135 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:34,135 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:309, output treesize:295 [2019-09-16 16:23:34,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,886 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,887 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,888 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,889 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,890 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,893 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,894 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,895 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,896 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,897 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,900 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,901 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,902 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,903 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,904 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,906 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,907 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,908 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,909 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,910 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,912 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,913 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,914 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,915 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,916 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,917 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,919 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,920 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,921 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,922 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,923 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,929 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,936 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,943 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,944 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,945 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,946 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,946 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,947 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,948 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,949 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,950 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,951 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,952 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,953 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,954 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,956 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,957 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,958 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,959 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,960 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,961 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,962 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,963 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,964 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,965 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,967 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,968 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,969 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,970 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,971 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,972 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,973 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,974 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,975 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,976 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,978 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,978 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,979 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,980 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,981 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,982 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,983 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,984 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,985 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,986 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,987 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,989 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,990 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,991 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,992 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,993 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,994 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,995 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,997 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,998 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:34,999 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,000 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,001 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,002 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,003 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,004 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,005 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,007 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,008 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,009 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,010 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,011 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,012 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,014 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,015 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,016 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,017 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,018 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,019 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,020 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,021 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,023 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,024 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,025 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,026 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,027 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,028 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,029 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,031 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,032 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,033 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,034 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,035 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,036 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,038 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,039 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,040 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,041 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,042 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,043 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,044 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,046 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,047 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,048 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,049 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,050 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,051 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,052 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,054 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,055 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,056 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,057 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,058 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,059 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,060 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,061 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,062 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,063 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,064 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,066 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,067 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,068 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,069 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,070 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,071 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,073 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,074 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,075 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,076 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,077 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,078 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,079 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,080 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,082 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,083 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,084 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,085 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,086 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,087 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,089 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,090 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,091 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,092 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,092 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,093 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,094 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,095 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,097 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,098 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,099 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,100 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,101 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,102 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,103 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,105 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,106 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,107 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,108 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,109 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,110 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,112 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,113 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,114 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,115 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,116 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,117 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,119 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,120 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,121 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,122 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,123 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,124 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,125 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,126 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,127 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,128 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,129 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,130 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,131 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,132 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,133 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,134 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,135 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,136 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,137 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,138 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,139 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,141 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,142 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,143 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,144 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,145 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,146 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,147 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,148 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,149 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,150 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,151 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,152 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,154 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,155 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,156 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,157 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:23:35,158 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:35,158 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 21 select indices, 21 select index equivalence classes, 232 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 210 case distinctions, treesize of input 320 treesize of output 371 [2019-09-16 16:23:35,160 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:23:35,256 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:23:35,256 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:23:35,257 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:326, output treesize:312 [2019-09-16 16:24:09,068 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,070 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,071 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,072 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,073 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,074 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,075 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,076 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,077 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,079 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,080 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,081 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,082 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,083 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,084 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,085 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,086 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,087 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,089 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,090 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,091 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,092 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,093 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,094 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,095 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,096 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,097 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,099 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,100 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,101 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,102 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,103 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,104 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,105 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,106 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,107 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,109 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,110 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,111 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,112 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,113 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,114 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,115 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,116 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,117 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,118 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,120 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,121 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,122 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,123 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,124 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,125 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,126 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,127 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,128 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,130 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,131 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,132 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,133 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,134 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,135 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,136 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,137 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,138 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,139 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,141 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,142 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,143 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,144 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,145 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,146 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,147 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,148 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,149 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,150 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,152 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,153 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,154 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,155 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,156 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,157 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,158 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,159 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,160 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,161 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,163 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,164 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,165 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,166 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,167 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,168 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,169 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,170 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,171 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,172 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,173 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,174 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,175 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,176 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,177 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,179 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,180 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,181 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,182 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,183 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,184 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,185 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,186 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,187 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,188 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,190 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,191 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,192 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,193 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,194 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,195 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,196 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,197 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,199 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,200 INFO L172 IndexEqualityManager]: detected equality via solver [2019-09-16 16:24:09,201 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,202 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,203 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,204 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,205 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,206 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,207 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,208 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,209 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,210 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,211 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,212 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,213 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,214 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,215 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,216 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,217 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,218 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,219 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,220 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,221 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,222 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,223 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,224 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,225 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,226 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,227 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,228 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,229 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,230 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,231 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,232 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,233 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,234 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,235 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,236 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,237 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,238 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,239 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,240 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,241 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,242 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,243 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,244 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,245 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,246 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,247 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,248 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,249 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,250 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,251 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,252 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,253 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,255 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,256 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,257 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,258 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,259 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,260 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,261 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,262 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,263 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,264 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,265 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,266 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,267 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,268 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,269 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,270 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,271 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,272 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,273 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,274 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,276 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,277 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,278 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,279 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,281 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,283 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,284 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,285 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,286 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,287 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,288 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,289 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,290 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,291 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,293 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,294 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,295 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,296 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,297 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,298 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,299 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,300 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,301 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,302 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,303 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,304 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,305 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,306 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,307 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,308 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,309 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,310 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,311 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,312 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,313 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,314 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,315 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,317 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,318 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,319 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,320 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,321 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:24:09,323 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:24:09,324 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 23 select indices, 23 select index equivalence classes, 231 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 253 case distinctions, treesize of input 292 treesize of output 115 [2019-09-16 16:24:09,324 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:24:09,330 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:24:09,331 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:24:09,331 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:301, output treesize:7 [2019-09-16 16:24:09,480 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:24:11,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2205 backedges. 421 proven. 1004 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2019-09-16 16:24:11,380 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:24:11,380 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 74] total 104 [2019-09-16 16:24:11,381 INFO L454 AbstractCegarLoop]: Interpolant automaton has 104 states [2019-09-16 16:24:11,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2019-09-16 16:24:11,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2271, Invalid=8441, Unknown=0, NotChecked=0, Total=10712 [2019-09-16 16:24:11,381 INFO L87 Difference]: Start difference. First operand 227 states and 228 transitions. Second operand 104 states. [2019-09-16 16:24:17,639 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-16 16:24:18,142 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2019-09-16 16:24:18,790 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2019-09-16 16:24:28,191 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 148 [2019-09-16 16:24:29,041 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 150 [2019-09-16 16:24:29,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:24:29,053 INFO L93 Difference]: Finished difference Result 239 states and 240 transitions. [2019-09-16 16:24:29,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2019-09-16 16:24:29,054 INFO L78 Accepts]: Start accepts. Automaton has 104 states. Word has length 224 [2019-09-16 16:24:29,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:24:29,055 INFO L225 Difference]: With dead ends: 239 [2019-09-16 16:24:29,055 INFO L226 Difference]: Without dead ends: 237 [2019-09-16 16:24:29,056 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 113 SyntacticMatches, 79 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7121 ImplicationChecksByTransitivity, 49.6s TimeCoverageRelationStatistics Valid=4917, Invalid=18645, Unknown=0, NotChecked=0, Total=23562 [2019-09-16 16:24:29,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2019-09-16 16:24:29,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 235. [2019-09-16 16:24:29,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2019-09-16 16:24:29,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 236 transitions. [2019-09-16 16:24:29,193 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 236 transitions. Word has length 224 [2019-09-16 16:24:29,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:24:29,194 INFO L475 AbstractCegarLoop]: Abstraction has 235 states and 236 transitions. [2019-09-16 16:24:29,194 INFO L476 AbstractCegarLoop]: Interpolant automaton has 104 states. [2019-09-16 16:24:29,194 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 236 transitions. [2019-09-16 16:24:29,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-09-16 16:24:29,195 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:24:29,195 INFO L407 BasicCegarLoop]: trace histogram [23, 23, 23, 22, 22, 22, 22, 22, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:24:29,195 INFO L418 AbstractCegarLoop]: === Iteration 42 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:24:29,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:24:29,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1845532221, now seen corresponding path program 39 times [2019-09-16 16:24:29,196 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:24:29,196 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:24:29,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:24:29,198 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:24:29,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:24:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:24:29,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2377 backedges. 927 proven. 526 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2019-09-16 16:24:29,581 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:24:29,581 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:24:29,722 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-09-16 16:24:55,409 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2019-09-16 16:24:55,409 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:24:55,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 47 conjunts are in the unsatisfiable core [2019-09-16 16:24:55,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:24:55,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2377 backedges. 1012 proven. 441 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2019-09-16 16:24:55,985 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:24:55,985 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 48] total 51 [2019-09-16 16:24:55,985 INFO L454 AbstractCegarLoop]: Interpolant automaton has 51 states [2019-09-16 16:24:55,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2019-09-16 16:24:55,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=954, Invalid=1596, Unknown=0, NotChecked=0, Total=2550 [2019-09-16 16:24:55,986 INFO L87 Difference]: Start difference. First operand 235 states and 236 transitions. Second operand 51 states. [2019-09-16 16:24:57,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:24:57,485 INFO L93 Difference]: Finished difference Result 426 states and 428 transitions. [2019-09-16 16:24:57,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2019-09-16 16:24:57,486 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 232 [2019-09-16 16:24:57,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:24:57,487 INFO L225 Difference]: With dead ends: 426 [2019-09-16 16:24:57,487 INFO L226 Difference]: Without dead ends: 238 [2019-09-16 16:24:57,488 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 996 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=982, Invalid=1670, Unknown=0, NotChecked=0, Total=2652 [2019-09-16 16:24:57,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2019-09-16 16:24:57,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 237. [2019-09-16 16:24:57,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2019-09-16 16:24:57,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 238 transitions. [2019-09-16 16:24:57,628 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 238 transitions. Word has length 232 [2019-09-16 16:24:57,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:24:57,628 INFO L475 AbstractCegarLoop]: Abstraction has 237 states and 238 transitions. [2019-09-16 16:24:57,628 INFO L476 AbstractCegarLoop]: Interpolant automaton has 51 states. [2019-09-16 16:24:57,628 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 238 transitions. [2019-09-16 16:24:57,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-09-16 16:24:57,629 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:24:57,630 INFO L407 BasicCegarLoop]: trace histogram [23, 23, 23, 22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:24:57,630 INFO L418 AbstractCegarLoop]: === Iteration 43 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:24:57,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:24:57,630 INFO L82 PathProgramCache]: Analyzing trace with hash 739912443, now seen corresponding path program 40 times [2019-09-16 16:24:57,630 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:24:57,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:24:57,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:24:57,632 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:24:57,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:24:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:24:59,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2420 backedges. 66 proven. 1430 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2019-09-16 16:24:59,778 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:24:59,778 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:24:59,928 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2019-09-16 16:25:00,020 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2019-09-16 16:25:00,021 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:25:00,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 125 conjunts are in the unsatisfiable core [2019-09-16 16:25:00,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:25:00,038 INFO L341 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2019-09-16 16:25:00,038 INFO L375 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 1 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:25:00,039 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:00,044 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:00,045 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:00,045 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:26 [2019-09-16 16:25:00,162 INFO L341 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2019-09-16 16:25:00,162 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:25:00,163 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:00,169 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:00,170 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:00,170 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:54, output treesize:40 [2019-09-16 16:25:00,325 INFO L341 Elim1Store]: treesize reduction 282, result has 11.3 percent of original size [2019-09-16 16:25:00,326 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:25:00,326 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:00,335 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:00,336 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:00,336 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:68, output treesize:54 [2019-09-16 16:25:00,529 INFO L341 Elim1Store]: treesize reduction 430, result has 10.0 percent of original size [2019-09-16 16:25:00,530 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:25:00,530 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:00,541 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:00,542 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:00,542 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:68 [2019-09-16 16:25:00,790 INFO L341 Elim1Store]: treesize reduction 596, result has 9.1 percent of original size [2019-09-16 16:25:00,790 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:25:00,791 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:00,807 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:00,807 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:00,807 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:96, output treesize:82 [2019-09-16 16:25:01,117 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:25:01,117 INFO L341 Elim1Store]: treesize reduction 780, result has 8.5 percent of original size [2019-09-16 16:25:01,117 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:25:01,118 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:01,135 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:01,135 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:01,136 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:110, output treesize:96 [2019-09-16 16:25:01,516 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2019-09-16 16:25:01,517 INFO L341 Elim1Store]: treesize reduction 982, result has 7.9 percent of original size [2019-09-16 16:25:01,517 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:25:01,518 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:01,545 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:01,545 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:01,546 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:124, output treesize:110 [2019-09-16 16:25:02,007 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2019-09-16 16:25:02,008 INFO L341 Elim1Store]: treesize reduction 1202, result has 7.4 percent of original size [2019-09-16 16:25:02,008 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:25:02,009 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:02,035 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:02,036 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:02,036 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:138, output treesize:124 [2019-09-16 16:25:02,608 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-09-16 16:25:02,609 INFO L341 Elim1Store]: treesize reduction 1440, result has 7.0 percent of original size [2019-09-16 16:25:02,609 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:25:02,610 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:02,640 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:02,640 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:02,640 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:152, output treesize:138 [2019-09-16 16:25:03,254 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2019-09-16 16:25:03,255 INFO L341 Elim1Store]: treesize reduction 1696, result has 6.6 percent of original size [2019-09-16 16:25:03,255 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:25:03,256 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:03,288 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:03,288 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:03,288 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:166, output treesize:152 [2019-09-16 16:25:04,038 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 61 [2019-09-16 16:25:04,039 INFO L341 Elim1Store]: treesize reduction 1970, result has 6.3 percent of original size [2019-09-16 16:25:04,039 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:25:04,040 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:04,081 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:04,081 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:04,081 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:180, output treesize:166 [2019-09-16 16:25:04,967 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 66 [2019-09-16 16:25:04,967 INFO L341 Elim1Store]: treesize reduction 2262, result has 6.0 percent of original size [2019-09-16 16:25:04,968 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 194 treesize of output 218 [2019-09-16 16:25:04,969 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:05,010 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:05,011 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:05,011 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:194, output treesize:180 [2019-09-16 16:25:06,108 WARN L191 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 71 [2019-09-16 16:25:06,108 INFO L341 Elim1Store]: treesize reduction 2572, result has 5.7 percent of original size [2019-09-16 16:25:06,109 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 208 treesize of output 235 [2019-09-16 16:25:06,110 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:06,151 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:06,151 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:06,152 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:208, output treesize:194 [2019-09-16 16:25:07,421 WARN L191 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 76 [2019-09-16 16:25:07,421 INFO L341 Elim1Store]: treesize reduction 2900, result has 5.5 percent of original size [2019-09-16 16:25:07,422 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 222 treesize of output 252 [2019-09-16 16:25:07,423 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:07,472 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:07,473 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:07,473 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:222, output treesize:208 [2019-09-16 16:25:09,021 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 608 DAG size of output: 81 [2019-09-16 16:25:09,021 INFO L341 Elim1Store]: treesize reduction 3246, result has 5.3 percent of original size [2019-09-16 16:25:09,022 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 120 case distinctions, treesize of input 236 treesize of output 269 [2019-09-16 16:25:09,022 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:09,081 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:09,081 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:09,081 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:236, output treesize:222 [2019-09-16 16:25:10,850 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 680 DAG size of output: 86 [2019-09-16 16:25:10,850 INFO L341 Elim1Store]: treesize reduction 3610, result has 5.0 percent of original size [2019-09-16 16:25:10,851 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 136 case distinctions, treesize of input 250 treesize of output 286 [2019-09-16 16:25:10,852 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:10,910 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:10,910 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:10,910 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:250, output treesize:236 [2019-09-16 16:25:12,866 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 756 DAG size of output: 91 [2019-09-16 16:25:12,867 INFO L341 Elim1Store]: treesize reduction 3992, result has 4.9 percent of original size [2019-09-16 16:25:12,867 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 0 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 153 case distinctions, treesize of input 264 treesize of output 303 [2019-09-16 16:25:12,868 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:12,933 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:12,934 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:12,934 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:264, output treesize:250 [2019-09-16 16:25:15,282 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 836 DAG size of output: 96 [2019-09-16 16:25:15,283 INFO L341 Elim1Store]: treesize reduction 4392, result has 4.7 percent of original size [2019-09-16 16:25:15,283 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 171 case distinctions, treesize of input 278 treesize of output 320 [2019-09-16 16:25:15,284 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:15,353 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:15,353 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:15,353 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:278, output treesize:264 [2019-09-16 16:25:17,978 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 920 DAG size of output: 101 [2019-09-16 16:25:17,978 INFO L341 Elim1Store]: treesize reduction 4810, result has 4.5 percent of original size [2019-09-16 16:25:17,978 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 19 select indices, 19 select index equivalence classes, 0 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 190 case distinctions, treesize of input 292 treesize of output 337 [2019-09-16 16:25:17,979 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:18,050 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:18,050 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:18,051 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:292, output treesize:278 [2019-09-16 16:25:20,921 WARN L191 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 1008 DAG size of output: 106 [2019-09-16 16:25:20,921 INFO L341 Elim1Store]: treesize reduction 5246, result has 4.4 percent of original size [2019-09-16 16:25:20,922 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 20 select indices, 20 select index equivalence classes, 0 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 210 case distinctions, treesize of input 306 treesize of output 354 [2019-09-16 16:25:20,923 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:21,006 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:21,007 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:21,007 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:306, output treesize:292 [2019-09-16 16:25:24,419 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 1100 DAG size of output: 111 [2019-09-16 16:25:24,419 INFO L341 Elim1Store]: treesize reduction 5700, result has 4.2 percent of original size [2019-09-16 16:25:24,420 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 21 select indices, 21 select index equivalence classes, 0 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 231 case distinctions, treesize of input 320 treesize of output 371 [2019-09-16 16:25:24,421 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:24,505 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:24,505 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:24,505 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:320, output treesize:306 [2019-09-16 16:25:25,266 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:25:28,412 WARN L191 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 1196 DAG size of output: 116 [2019-09-16 16:25:28,412 INFO L341 Elim1Store]: treesize reduction 6172, result has 4.1 percent of original size [2019-09-16 16:25:28,413 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 22 select indices, 22 select index equivalence classes, 1 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 253 case distinctions, treesize of input 334 treesize of output 388 [2019-09-16 16:25:28,414 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:25:28,510 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:25:28,510 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:25:28,510 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:337, output treesize:323 [2019-09-16 16:25:29,534 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-16 16:26:16,602 WARN L191 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 1180 DAG size of output: 168 [2019-09-16 16:26:16,602 INFO L341 Elim1Store]: treesize reduction 4532, result has 7.9 percent of original size [2019-09-16 16:26:16,603 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 24 select indices, 24 select index equivalence classes, 0 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 276 case distinctions, treesize of input 331 treesize of output 507 [2019-09-16 16:26:16,606 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,606 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,607 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,608 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,608 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,609 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,609 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,610 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,610 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,611 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,611 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,613 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,613 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,614 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,614 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,616 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,616 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:16,633 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-09-16 16:26:16,948 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 738 DAG size of output: 11 [2019-09-16 16:26:16,948 INFO L567 ElimStorePlain]: treesize reduction 5730, result has 0.3 percent of original size [2019-09-16 16:26:16,949 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:26:16,949 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:340, output treesize:7 [2019-09-16 16:26:17,115 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:26:19,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2420 backedges. 463 proven. 1096 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2019-09-16 16:26:19,291 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:26:19,292 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 76] total 107 [2019-09-16 16:26:19,292 INFO L454 AbstractCegarLoop]: Interpolant automaton has 107 states [2019-09-16 16:26:19,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 107 interpolants. [2019-09-16 16:26:19,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2423, Invalid=8919, Unknown=0, NotChecked=0, Total=11342 [2019-09-16 16:26:19,293 INFO L87 Difference]: Start difference. First operand 237 states and 238 transitions. Second operand 107 states. [2019-09-16 16:26:25,612 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2019-09-16 16:26:26,332 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2019-09-16 16:26:43,098 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 153 [2019-09-16 16:26:44,160 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 155 [2019-09-16 16:26:44,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:26:44,173 INFO L93 Difference]: Finished difference Result 249 states and 250 transitions. [2019-09-16 16:26:44,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2019-09-16 16:26:44,173 INFO L78 Accepts]: Start accepts. Automaton has 107 states. Word has length 234 [2019-09-16 16:26:44,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:26:44,175 INFO L225 Difference]: With dead ends: 249 [2019-09-16 16:26:44,175 INFO L226 Difference]: Without dead ends: 247 [2019-09-16 16:26:44,176 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 119 SyntacticMatches, 83 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7737 ImplicationChecksByTransitivity, 61.9s TimeCoverageRelationStatistics Valid=5189, Invalid=19617, Unknown=0, NotChecked=0, Total=24806 [2019-09-16 16:26:44,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2019-09-16 16:26:44,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 245. [2019-09-16 16:26:44,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2019-09-16 16:26:44,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 246 transitions. [2019-09-16 16:26:44,353 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 246 transitions. Word has length 234 [2019-09-16 16:26:44,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:26:44,353 INFO L475 AbstractCegarLoop]: Abstraction has 245 states and 246 transitions. [2019-09-16 16:26:44,353 INFO L476 AbstractCegarLoop]: Interpolant automaton has 107 states. [2019-09-16 16:26:44,353 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 246 transitions. [2019-09-16 16:26:44,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2019-09-16 16:26:44,354 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:26:44,355 INFO L407 BasicCegarLoop]: trace histogram [24, 24, 24, 23, 23, 23, 23, 23, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:26:44,355 INFO L418 AbstractCegarLoop]: === Iteration 44 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:26:44,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:26:44,355 INFO L82 PathProgramCache]: Analyzing trace with hash 2141301519, now seen corresponding path program 41 times [2019-09-16 16:26:44,355 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:26:44,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:26:44,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:26:44,357 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:26:44,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:26:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:26:44,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2600 backedges. 1015 proven. 573 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2019-09-16 16:26:44,772 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:26:44,772 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:26:44,926 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2019-09-16 16:26:48,956 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 24 check-sat command(s) [2019-09-16 16:26:48,956 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:26:48,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 49 conjunts are in the unsatisfiable core [2019-09-16 16:26:48,969 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:26:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2600 backedges. 1104 proven. 484 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2019-09-16 16:26:49,739 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:26:49,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 50] total 53 [2019-09-16 16:26:49,740 INFO L454 AbstractCegarLoop]: Interpolant automaton has 53 states [2019-09-16 16:26:49,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2019-09-16 16:26:49,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1031, Invalid=1725, Unknown=0, NotChecked=0, Total=2756 [2019-09-16 16:26:49,741 INFO L87 Difference]: Start difference. First operand 245 states and 246 transitions. Second operand 53 states. [2019-09-16 16:26:51,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:26:51,395 INFO L93 Difference]: Finished difference Result 444 states and 446 transitions. [2019-09-16 16:26:51,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2019-09-16 16:26:51,396 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 242 [2019-09-16 16:26:51,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:26:51,400 INFO L225 Difference]: With dead ends: 444 [2019-09-16 16:26:51,400 INFO L226 Difference]: Without dead ends: 248 [2019-09-16 16:26:51,401 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1076 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1060, Invalid=1802, Unknown=0, NotChecked=0, Total=2862 [2019-09-16 16:26:51,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2019-09-16 16:26:51,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 247. [2019-09-16 16:26:51,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2019-09-16 16:26:51,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 248 transitions. [2019-09-16 16:26:51,562 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 248 transitions. Word has length 242 [2019-09-16 16:26:51,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:26:51,562 INFO L475 AbstractCegarLoop]: Abstraction has 247 states and 248 transitions. [2019-09-16 16:26:51,562 INFO L476 AbstractCegarLoop]: Interpolant automaton has 53 states. [2019-09-16 16:26:51,562 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 248 transitions. [2019-09-16 16:26:51,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-09-16 16:26:51,564 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:26:51,564 INFO L407 BasicCegarLoop]: trace histogram [24, 24, 24, 23, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:26:51,564 INFO L418 AbstractCegarLoop]: === Iteration 45 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:26:51,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:26:51,564 INFO L82 PathProgramCache]: Analyzing trace with hash -342955443, now seen corresponding path program 42 times [2019-09-16 16:26:51,564 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:26:51,564 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:26:51,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:26:51,565 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-16 16:26:51,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:26:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:26:53,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2645 backedges. 69 proven. 1564 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2019-09-16 16:26:53,881 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:26:53,881 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:26:54,040 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2019-09-16 16:27:06,088 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 24 check-sat command(s) [2019-09-16 16:27:06,088 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-16 16:27:06,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 120 conjunts are in the unsatisfiable core [2019-09-16 16:27:06,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:27:06,152 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,153 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,153 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 26 [2019-09-16 16:27:06,153 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:06,163 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:06,163 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:06,163 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:34 [2019-09-16 16:27:06,269 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,270 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,271 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,272 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,273 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:06,274 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 48 [2019-09-16 16:27:06,274 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:06,285 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:06,285 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:06,285 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:62, output treesize:48 [2019-09-16 16:27:06,418 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,419 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,420 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,420 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,421 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,422 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,423 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,423 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:06,424 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 65 [2019-09-16 16:27:06,424 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:06,437 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:06,438 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:06,438 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:62 [2019-09-16 16:27:06,587 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,588 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,589 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,590 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,591 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,592 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,593 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,594 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,595 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,596 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,597 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,598 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:06,599 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 82 [2019-09-16 16:27:06,599 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:06,616 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:06,616 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:06,617 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:90, output treesize:76 [2019-09-16 16:27:06,785 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,786 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,787 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,788 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,789 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,790 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,792 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,793 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,794 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,795 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,796 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,797 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,798 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,799 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,800 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,801 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:06,802 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:06,802 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 96 treesize of output 99 [2019-09-16 16:27:06,803 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:06,821 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:06,822 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:06,822 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:104, output treesize:90 [2019-09-16 16:27:07,021 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,022 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,022 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,023 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,024 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,025 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,026 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,028 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,029 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,030 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,031 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,032 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,033 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,034 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,035 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,036 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,037 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,038 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,039 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,040 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,041 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,042 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,043 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:07,043 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 22 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 110 treesize of output 116 [2019-09-16 16:27:07,044 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:07,067 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:07,067 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:07,067 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:118, output treesize:104 [2019-09-16 16:27:07,286 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,287 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,288 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,289 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,290 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,292 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,293 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,294 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,295 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,296 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,297 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,298 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,299 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,300 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,301 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,302 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,303 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,304 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,305 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,306 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,307 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,308 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,309 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,310 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,311 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,312 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,313 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,314 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,315 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,316 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:07,317 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 29 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 124 treesize of output 133 [2019-09-16 16:27:07,317 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:07,342 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:07,342 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:07,342 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:132, output treesize:118 [2019-09-16 16:27:07,629 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,630 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,631 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,633 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,634 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,635 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,636 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,637 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,638 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,639 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,641 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,642 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,643 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,644 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,645 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,646 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,648 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,649 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,650 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,651 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,652 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,653 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,654 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,655 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,656 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,657 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,658 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,659 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,661 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,662 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,663 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,664 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,665 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,666 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,667 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,668 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,669 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,670 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:07,671 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 37 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 138 treesize of output 150 [2019-09-16 16:27:07,672 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:07,704 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:07,705 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:07,705 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:146, output treesize:132 [2019-09-16 16:27:07,983 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,984 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,984 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,985 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,986 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,987 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,989 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,990 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,991 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,992 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,993 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,994 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,996 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,997 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,998 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:07,999 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,000 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,001 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,003 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,004 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,005 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,006 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,007 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,008 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,009 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,011 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,012 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,013 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,014 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,015 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,016 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,017 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,018 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,019 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,021 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,022 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,023 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,024 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,025 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,026 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,027 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,028 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,029 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,030 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,031 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,033 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,034 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:08,034 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 46 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 152 treesize of output 167 [2019-09-16 16:27:08,035 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:08,068 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:08,069 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:08,069 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:160, output treesize:146 [2019-09-16 16:27:08,375 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,376 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,377 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,378 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,379 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,380 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,381 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,383 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,384 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,385 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,386 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,387 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,388 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,390 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,391 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,392 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,393 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,394 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,395 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,397 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,398 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,399 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,400 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,401 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,402 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,403 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,405 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,406 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,407 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,408 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,409 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,410 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,411 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,412 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,414 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,415 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,416 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,417 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,418 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,419 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,420 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,421 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,422 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,424 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,425 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,426 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,427 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,428 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,429 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,430 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,431 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,432 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,434 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,435 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,436 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,437 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,438 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:08,438 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 56 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 166 treesize of output 184 [2019-09-16 16:27:08,439 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:08,479 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:08,480 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:08,480 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:174, output treesize:160 [2019-09-16 16:27:08,823 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,825 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,826 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,827 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,828 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,829 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,830 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,831 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,832 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,833 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,834 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,835 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,836 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,838 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,839 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,840 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,841 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,842 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,843 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,844 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,845 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,846 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,848 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,849 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,850 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,851 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,852 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,853 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,854 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,855 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,856 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,857 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,858 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,859 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,860 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,861 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,862 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,863 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,864 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,865 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,867 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,868 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,869 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,870 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,871 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,872 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,873 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,874 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,875 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,876 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,877 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,878 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,880 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,881 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,882 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,883 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,884 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,886 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,887 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,888 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,889 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,890 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,892 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,893 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,894 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:08,895 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:08,896 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 67 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 180 treesize of output 201 [2019-09-16 16:27:08,897 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:08,939 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:08,940 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:08,940 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:188, output treesize:174 [2019-09-16 16:27:09,308 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,309 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,310 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,311 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,312 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,314 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,315 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,317 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,318 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,319 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,320 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,321 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,322 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,323 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,324 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,325 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,326 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,328 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,329 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,330 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,331 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,332 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,333 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,334 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,335 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,336 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,337 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,338 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,339 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,340 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,341 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,342 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,343 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,344 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,345 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,346 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,347 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,348 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,349 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,350 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,351 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,352 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,353 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,355 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,356 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,357 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,358 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,359 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,360 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,361 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,362 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,363 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,364 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,365 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,366 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,367 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,368 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,369 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,370 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,371 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,372 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,373 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,374 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,376 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,377 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,378 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,379 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,380 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,381 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,382 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,383 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,384 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,385 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,386 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,387 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,388 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,389 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,390 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,391 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:09,391 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 79 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 194 treesize of output 218 [2019-09-16 16:27:09,392 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:09,443 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:09,444 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:09,444 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:202, output treesize:188 [2019-09-16 16:27:09,837 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,838 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,839 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,840 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,841 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,842 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,843 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,844 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,845 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,846 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,847 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,848 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,849 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,851 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,852 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,853 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,854 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,855 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,856 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,857 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,858 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,859 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,860 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,861 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,862 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,863 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,864 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,865 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,866 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,867 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,868 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,869 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,870 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,871 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,872 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,873 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,874 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,876 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,877 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,878 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,879 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,880 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,881 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,882 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,883 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,884 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,886 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,887 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,888 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,889 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,890 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,892 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,893 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,894 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,895 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,896 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,897 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,899 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,900 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,901 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,902 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,903 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,904 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,905 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,906 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,907 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,908 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,909 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,910 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,911 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,912 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,913 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,914 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,915 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,916 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,917 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,918 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,919 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,920 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,921 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,922 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,923 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,924 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,925 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,926 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,927 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,928 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,930 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,931 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:09,932 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:09,932 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 92 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 208 treesize of output 235 [2019-09-16 16:27:09,933 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:09,986 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:09,986 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:09,987 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:216, output treesize:202 [2019-09-16 16:27:10,443 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,453 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,454 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,455 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,456 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,457 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,458 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,459 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,460 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,461 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,461 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,462 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,463 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,463 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,464 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,465 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,467 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,469 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,470 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,471 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,472 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,473 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,474 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,477 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,478 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,480 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,481 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,482 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,483 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,484 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,485 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,486 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,488 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,489 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,490 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,491 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,492 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,493 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,494 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,495 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,496 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,497 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,499 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,500 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,501 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,502 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,503 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,504 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,505 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,506 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,508 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,509 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,510 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,511 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,512 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,513 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,514 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,515 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,517 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,518 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,519 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,520 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,521 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,522 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,523 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,524 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,525 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,526 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,528 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,529 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,530 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,531 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,532 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,533 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,534 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,535 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,536 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,538 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,539 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,540 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,541 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,542 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,543 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,544 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,545 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,546 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,548 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,549 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,550 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,551 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,552 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,553 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,554 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,555 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,556 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,557 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,559 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,560 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,561 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,562 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,563 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,564 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,565 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,566 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,567 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:10,568 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:10,569 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 106 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 222 treesize of output 252 [2019-09-16 16:27:10,571 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:10,633 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:10,634 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:10,634 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:230, output treesize:216 [2019-09-16 16:27:11,146 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,147 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,148 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,149 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,151 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,152 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,153 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,154 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,155 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,156 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,158 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,159 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,160 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,161 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,162 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,163 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,164 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,165 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,167 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,168 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,169 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,170 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,171 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,172 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,173 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,175 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,176 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,177 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,178 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,179 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,181 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,182 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,183 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,184 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,185 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,186 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,187 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,188 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,189 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,190 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,192 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,193 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,194 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,195 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,196 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,197 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,198 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,199 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,200 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,202 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,203 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,204 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,205 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,206 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,207 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,208 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,209 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,210 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,211 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,213 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,214 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,215 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,216 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,217 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,218 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,219 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,220 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,221 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,223 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,224 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,225 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,226 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,227 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,228 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,229 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,230 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,232 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,233 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,234 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,235 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,236 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,237 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,238 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,239 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,240 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,241 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,242 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,244 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,245 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,246 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,247 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,248 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,249 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,250 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,251 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,252 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,254 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,255 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,256 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,257 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,258 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,259 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,260 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,261 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,262 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,263 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,264 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,266 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,267 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,268 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,269 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,270 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,271 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,272 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,273 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,274 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,276 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,277 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,278 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,279 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,281 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:11,281 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 121 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 236 treesize of output 269 [2019-09-16 16:27:11,283 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:11,347 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:11,347 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:11,347 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:244, output treesize:230 [2019-09-16 16:27:11,859 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,861 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,862 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,863 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,864 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,865 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,866 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,867 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,868 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,869 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,870 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,871 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,873 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,874 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,875 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,876 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,877 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,878 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,879 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,880 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,881 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,882 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,883 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,884 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,886 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,887 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,888 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,889 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,890 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,892 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,894 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,895 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,896 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,897 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,899 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,900 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,901 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,902 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,903 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,904 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,905 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,906 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,907 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,908 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,909 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,910 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,912 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,913 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,914 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,915 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,916 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,917 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,918 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,919 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,920 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,921 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,923 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,924 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,925 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,926 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,927 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,928 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,929 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,930 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,932 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,933 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,934 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,935 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,936 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,937 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,938 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,939 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,940 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,941 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,942 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,944 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,945 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,946 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,947 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,948 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,949 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,950 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,951 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,952 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,953 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,955 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,956 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,957 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,958 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,959 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,960 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,961 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,962 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,963 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,965 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,966 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,967 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,968 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,969 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,970 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,971 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,972 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,973 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,974 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,976 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,977 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,978 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,979 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,980 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,981 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,982 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,983 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,984 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,986 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,987 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,988 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,989 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,990 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,991 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,992 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,993 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,994 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,995 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,996 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,997 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:11,998 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,000 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,001 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,002 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,003 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,004 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,005 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,006 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,007 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,008 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:12,009 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 137 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 250 treesize of output 286 [2019-09-16 16:27:12,010 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:12,081 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:12,081 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:12,082 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:258, output treesize:244 [2019-09-16 16:27:12,645 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,646 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,647 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,648 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,649 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,651 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,652 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,653 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,654 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,655 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,656 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,657 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,658 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,659 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,660 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,661 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,662 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,663 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,664 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,665 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,666 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,667 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,668 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,669 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,671 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,672 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,673 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,674 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,675 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,676 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,677 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,678 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,679 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,680 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,681 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,682 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,684 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,685 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,686 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,687 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,688 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,689 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,690 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,691 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,692 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,693 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,694 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,695 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,696 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,697 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,698 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,699 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,700 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,701 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,702 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,703 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,704 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,705 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,706 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,707 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,708 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,709 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,710 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,711 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,712 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,713 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,714 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,715 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,716 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,717 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,718 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,719 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,720 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,721 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,722 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,723 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,725 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,726 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,727 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,728 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,729 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,730 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,731 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,732 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,733 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,734 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,735 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,736 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,737 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,738 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,739 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,740 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,741 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,742 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,743 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,744 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,745 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,746 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,747 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,748 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,749 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,750 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,751 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,752 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,753 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,754 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,755 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,756 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,757 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,758 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,759 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,760 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,761 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,762 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,763 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,764 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,765 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,766 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,767 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,768 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,769 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,770 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,771 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,772 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,773 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,775 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,776 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,777 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,778 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,779 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,780 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,781 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,782 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,783 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,784 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,785 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,786 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,787 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,788 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,789 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,790 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,791 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,792 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,793 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,794 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,795 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,796 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,797 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,798 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,799 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,800 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,801 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,802 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,803 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:12,804 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:12,805 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 154 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 136 case distinctions, treesize of input 264 treesize of output 303 [2019-09-16 16:27:12,806 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:12,882 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:12,882 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:12,882 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:272, output treesize:258 [2019-09-16 16:27:13,515 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,516 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,517 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,518 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,519 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,521 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,522 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,523 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,524 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,525 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,526 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,527 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,528 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,529 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,530 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,531 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,532 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,533 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,534 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,535 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,537 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,538 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,539 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,540 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,541 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,542 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,543 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,544 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,545 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,546 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,547 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,548 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,550 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,551 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,552 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,553 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,554 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,555 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,556 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,557 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,558 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,559 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,560 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,561 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,562 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,563 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,565 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,566 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,567 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,568 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,569 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,570 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,571 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,572 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,573 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,574 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,575 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,576 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,577 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,578 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,579 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,580 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,581 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,582 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,583 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,584 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,585 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,587 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,588 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,589 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,590 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,591 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,592 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,593 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,594 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,595 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,596 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,597 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,598 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,599 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,600 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,601 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,602 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,603 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,604 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,606 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,607 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,608 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,609 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,610 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,611 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,612 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,613 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,614 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,615 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,616 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,617 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,618 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,619 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,620 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,621 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,622 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,623 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,624 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,625 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,626 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,627 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,628 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,629 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,630 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,632 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,633 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,634 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,635 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,636 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,637 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,638 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,639 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,640 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,641 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,642 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,643 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,644 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,645 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,646 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,647 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,648 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,650 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,651 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,652 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,653 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,654 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,655 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,656 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,657 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,658 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,659 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,660 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,661 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,662 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,663 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,664 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,665 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,666 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,667 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,668 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,669 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,670 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,671 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,672 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,673 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,674 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,676 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,677 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,678 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,679 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,680 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,681 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,682 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,683 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,684 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,685 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,686 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,687 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,688 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,689 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,690 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,692 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,693 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,694 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,695 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,696 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:13,697 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:13,697 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 172 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 153 case distinctions, treesize of input 278 treesize of output 320 [2019-09-16 16:27:13,698 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:13,782 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:13,782 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:13,783 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:286, output treesize:272 [2019-09-16 16:27:14,413 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,414 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,416 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,417 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,418 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,419 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,420 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,421 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,422 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,423 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,424 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,425 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,426 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,427 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,428 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,429 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,430 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,431 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,433 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,434 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,435 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,436 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,437 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,438 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,439 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,440 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,441 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,442 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,443 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,444 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,445 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,446 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,447 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,449 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,450 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,451 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,452 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,453 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,454 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,455 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,456 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,457 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,458 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,459 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,460 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,461 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,462 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,463 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,464 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,465 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,467 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,468 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,469 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,470 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,471 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,472 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,473 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,474 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,475 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,477 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,478 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,479 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,480 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,481 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,482 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,483 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,484 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,485 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,486 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,487 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,488 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,489 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,490 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,491 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,492 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,493 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,494 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,495 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,496 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,497 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,498 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,499 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,500 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,501 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,502 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,504 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,505 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,506 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,507 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,508 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,509 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,510 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,511 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,512 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,513 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,514 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,515 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,516 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,517 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,518 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,519 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,520 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,521 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,522 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,523 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,524 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,525 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,526 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,527 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,528 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,529 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,530 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,531 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,532 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,533 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,534 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,535 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,536 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,537 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,538 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,539 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,540 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,541 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,543 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,544 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,545 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,546 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,547 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,548 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,549 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,550 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,551 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,552 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,553 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,554 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,555 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,556 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,557 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,558 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,559 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,560 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,561 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,562 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,563 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,564 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,565 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,566 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,567 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,568 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,569 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,570 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,571 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,572 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,573 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,574 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,575 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,576 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,577 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,578 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,579 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,580 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,581 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,582 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,583 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,584 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,585 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,586 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,587 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,588 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,589 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,591 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,592 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,593 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,594 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,595 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,596 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,597 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,598 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,599 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,600 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,601 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,602 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,603 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,604 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,605 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,606 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,607 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,608 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,609 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,610 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:14,611 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:14,611 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 19 select indices, 19 select index equivalence classes, 191 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 171 case distinctions, treesize of input 292 treesize of output 337 [2019-09-16 16:27:14,613 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:14,697 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:14,697 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:14,697 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:300, output treesize:286 [2019-09-16 16:27:15,435 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,437 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,438 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,438 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,439 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,440 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,441 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,442 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,443 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,444 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,446 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,447 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,448 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,449 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,450 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,451 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,452 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,453 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,455 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,456 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,457 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,458 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,459 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,460 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,461 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,462 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,464 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,465 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,467 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,470 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,471 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,472 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,472 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,473 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,474 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,474 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,476 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,477 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,478 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,479 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,480 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,481 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,482 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,483 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,484 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,486 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,487 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,488 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,489 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,490 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,491 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,492 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,493 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,494 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,495 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,496 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,497 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,499 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,500 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,501 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,502 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,503 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,504 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,505 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,506 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,507 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,508 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,509 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,511 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,512 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,513 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,514 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,515 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,516 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,517 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,518 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,519 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,520 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,521 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,522 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,524 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,525 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,526 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,527 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,528 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,529 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,530 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,531 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,532 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,533 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,534 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,536 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,537 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,538 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,539 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,540 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,541 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,542 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,543 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,544 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,545 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,546 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,547 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,549 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,550 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,551 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,552 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,553 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,554 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,555 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,556 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,557 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,558 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,559 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,561 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,562 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,563 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,564 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,565 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,566 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,567 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,568 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,569 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,570 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,571 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,572 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,574 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,575 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,576 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,577 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,578 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,579 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,580 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,581 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,582 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,583 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,584 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,585 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,587 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,588 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,589 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,590 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,591 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,592 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,593 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,594 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,595 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,596 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,597 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,599 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,600 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,601 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,602 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,603 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,604 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,605 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,606 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,607 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,608 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,609 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,611 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,612 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,613 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,614 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,615 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,616 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,617 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,618 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,619 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,620 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,621 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,622 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,624 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,625 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,626 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,627 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,628 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,629 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,630 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,631 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,632 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,633 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,634 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,635 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,637 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,638 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,639 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,640 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,641 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,642 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,643 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,644 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,645 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,646 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,647 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,648 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,650 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,651 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,652 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,653 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,654 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,655 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,656 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,657 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,658 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,659 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,660 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,661 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,663 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,664 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:15,665 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:15,665 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 20 select indices, 20 select index equivalence classes, 211 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 190 case distinctions, treesize of input 306 treesize of output 354 [2019-09-16 16:27:15,667 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:15,764 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:15,765 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:15,765 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:314, output treesize:300 [2019-09-16 16:27:16,517 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,518 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,519 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,521 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,522 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,523 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,524 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,525 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,526 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,527 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,528 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,530 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,531 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,532 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,533 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,534 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,535 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,536 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,537 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,539 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,540 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,541 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,542 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,543 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,544 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,545 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,546 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,548 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,549 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,550 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,551 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,552 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,553 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,554 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,555 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,557 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,558 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,559 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,560 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,561 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,562 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,563 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,564 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,566 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,567 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,568 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,569 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,570 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,571 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,572 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,573 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,574 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,575 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,577 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,578 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,579 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,580 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,581 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,582 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,583 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,584 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,585 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,586 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,587 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,589 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,590 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,591 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,592 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,593 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,594 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,595 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,596 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,597 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,598 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,599 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,600 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,602 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,603 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,604 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,605 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,606 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,607 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,608 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,609 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,610 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,611 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,613 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,614 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,615 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,616 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,617 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,618 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,619 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,620 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,621 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,622 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,624 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,625 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,626 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,627 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,628 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,629 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,630 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,631 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,632 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,633 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,634 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,636 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,637 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,638 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,639 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,640 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,641 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,642 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,643 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,644 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,645 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,646 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,647 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,649 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,650 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,651 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,652 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,653 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,654 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,655 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,656 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,657 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,658 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,659 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,661 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,662 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,663 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,664 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,665 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,666 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,667 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,668 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,669 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,670 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,671 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,672 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,674 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,675 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,676 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,677 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,678 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,679 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,680 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,681 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,682 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,683 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,684 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,686 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,687 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,688 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,689 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,690 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,691 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,692 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,693 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,694 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,695 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,696 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,697 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,699 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,700 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,701 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,702 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,703 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,704 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,705 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,706 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,707 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,708 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,709 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,711 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,712 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,713 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,714 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,715 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,716 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,717 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,718 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,719 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,720 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,721 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,723 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,724 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,725 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,726 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,727 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,728 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,729 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,730 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,731 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,732 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,733 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,734 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,736 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,737 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,738 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,739 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,740 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,741 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,742 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,743 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,744 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,745 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,746 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,747 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,749 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,750 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,751 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,752 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,753 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,754 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,755 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,756 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,757 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,758 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,759 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,761 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,762 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,763 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,764 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,765 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,766 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,767 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,768 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,769 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,770 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:16,771 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:16,772 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 21 select indices, 21 select index equivalence classes, 232 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 210 case distinctions, treesize of input 320 treesize of output 371 [2019-09-16 16:27:16,774 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:16,875 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-16 16:27:16,875 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:16,875 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:16,875 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:328, output treesize:314 [2019-09-16 16:27:17,273 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-16 16:27:17,684 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,686 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,687 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,688 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,689 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,691 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,692 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,693 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,694 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,695 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,696 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,697 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,699 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,700 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,701 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,702 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,703 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,704 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,705 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,706 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,708 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,709 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,710 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,711 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,712 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,713 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,714 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,715 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,716 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,718 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,719 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,720 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,721 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,722 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,723 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,724 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,725 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,727 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,728 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,729 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,730 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,731 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,732 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,733 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,734 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,736 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,737 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,738 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,739 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,740 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,741 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,742 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,743 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,744 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,745 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,746 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,748 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,749 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,750 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,751 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,752 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,753 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,754 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,755 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,756 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,757 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,758 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,760 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,761 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,762 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,763 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,764 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,765 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,766 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,767 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,768 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,769 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,770 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,771 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,773 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,774 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,775 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,776 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,777 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,778 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,779 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,780 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,781 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,782 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,783 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,785 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,786 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,787 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,788 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,789 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,790 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,791 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,792 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,793 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,794 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,795 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,797 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,798 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,799 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,800 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,801 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,802 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,803 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,804 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,805 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,806 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,807 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,809 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,810 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,811 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,812 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,813 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,814 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,815 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,816 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,817 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,819 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,820 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,821 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,822 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,823 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,824 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,825 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,826 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,827 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,828 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,829 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,831 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,832 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,833 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,834 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,835 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,836 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,837 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,838 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,839 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,840 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,841 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,843 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,844 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,845 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,846 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,847 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,848 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,849 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,850 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,851 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,852 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,853 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,855 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,856 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,857 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,858 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,859 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,860 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,861 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,862 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,863 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,864 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,865 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,867 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,868 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,869 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,870 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,871 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,872 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,873 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,874 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,875 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,876 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,877 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,879 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,880 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,881 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,882 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,883 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,884 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,886 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,887 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,888 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,890 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,892 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,893 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,894 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,895 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,896 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,897 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,899 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,901 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,902 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,903 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,904 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,905 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,906 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,907 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,908 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,909 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,910 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,912 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,913 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,914 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,915 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,916 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,917 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,918 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,919 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,920 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,921 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,922 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,924 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,925 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,926 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,927 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,928 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,929 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,930 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,931 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,932 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,933 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,934 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,936 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,937 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,938 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,939 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,940 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,941 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,942 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,943 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,944 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,945 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,947 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,948 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,949 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,950 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,951 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,952 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,953 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,954 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,955 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,956 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,957 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,959 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,960 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,961 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,962 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,963 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:17,964 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:17,965 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 22 select indices, 22 select index equivalence classes, 254 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 231 case distinctions, treesize of input 334 treesize of output 388 [2019-09-16 16:27:17,966 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:18,068 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-16 16:27:18,069 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:18,069 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:18,069 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:342, output treesize:328 [2019-09-16 16:27:18,501 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-16 16:27:18,941 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-16 16:27:18,960 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,961 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,962 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,963 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,964 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,966 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,967 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,968 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,969 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,970 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,971 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,972 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,973 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,975 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,976 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,977 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,978 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,979 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,980 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,981 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,983 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,984 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,985 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,986 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,987 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,988 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,989 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,990 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,992 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,993 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,994 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,995 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,996 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,997 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,998 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:18,999 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,001 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,002 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,003 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,004 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,005 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,006 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,007 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,008 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,010 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,011 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,012 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,013 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,014 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,015 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,016 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,017 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,018 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,020 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,021 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,022 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,023 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,024 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,025 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,026 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,027 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,028 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,029 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,030 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,032 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,033 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,034 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,035 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,036 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,037 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,038 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,039 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,040 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,041 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,042 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,044 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,045 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,046 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,047 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,048 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,049 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,050 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,051 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,052 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,053 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,054 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,056 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,057 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,058 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,059 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,060 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,061 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,062 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,063 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,064 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,065 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,066 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,068 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,069 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,070 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,071 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,072 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,073 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,074 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,075 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,076 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,077 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,078 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,079 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,081 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,082 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,083 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,084 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,085 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,086 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,087 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,088 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,089 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,090 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,091 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,093 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,094 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,095 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,096 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,097 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,098 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,099 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,100 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,101 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,102 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,103 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,105 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,106 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,107 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,108 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,109 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,110 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,111 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,112 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,113 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,114 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,116 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,117 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,118 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,119 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,120 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,121 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,122 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,123 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,124 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,125 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,126 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,127 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,128 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,130 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,131 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,132 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,133 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,134 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,135 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,136 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,137 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,138 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,139 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,141 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,142 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,143 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,144 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,145 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,146 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,147 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,148 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,149 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,150 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,151 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,153 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,154 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,155 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,156 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,157 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,158 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,159 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,160 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,161 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,162 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,163 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,165 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,166 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,167 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,168 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,169 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,170 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,171 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,172 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,173 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,174 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,175 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,177 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,178 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,179 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,180 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,181 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,182 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,183 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,184 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,185 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,186 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,187 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,189 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,190 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,191 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,192 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,193 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,194 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,195 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,196 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,197 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,198 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,199 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,201 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,202 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,203 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,204 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,205 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,206 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,207 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,208 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,209 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,210 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,212 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,213 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,214 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,215 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,216 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,217 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,218 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,219 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,220 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,221 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,222 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,224 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,225 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,226 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,227 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,228 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,229 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,230 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,231 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,232 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,233 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,234 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,235 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,237 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,238 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,239 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,240 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,241 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,242 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,243 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,244 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,245 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,246 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,247 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,249 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,250 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,251 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,252 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,253 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,254 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,255 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,256 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,257 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,258 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,259 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,261 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,262 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,263 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-16 16:27:19,264 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:19,264 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 23 select indices, 23 select index equivalence classes, 277 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 253 case distinctions, treesize of input 348 treesize of output 405 [2019-09-16 16:27:19,266 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-16 16:27:19,385 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-16 16:27:19,386 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-16 16:27:19,386 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-16 16:27:19,386 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:359, output treesize:345 [2019-09-16 16:27:19,874 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-16 16:27:20,652 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 150