/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/list-simple/sll2n_insert_equal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 22:05:16,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 22:05:16,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 22:05:16,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 22:05:16,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 22:05:16,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 22:05:16,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 22:05:16,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 22:05:16,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 22:05:16,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 22:05:16,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 22:05:16,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 22:05:16,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 22:05:16,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 22:05:16,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 22:05:16,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 22:05:16,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 22:05:16,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 22:05:16,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 22:05:16,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 22:05:16,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 22:05:16,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 22:05:16,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 22:05:16,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 22:05:16,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-23 22:05:16,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-23 22:05:16,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-23 22:05:16,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-23 22:05:16,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-23 22:05:16,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-23 22:05:16,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-23 22:05:16,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-23 22:05:16,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-23 22:05:16,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-23 22:05:16,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-23 22:05:16,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-23 22:05:16,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-23 22:05:16,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-23 22:05:16,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-23 22:05:16,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-23 22:05:16,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-23 22:05:16,339 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 [2019-11-23 22:05:16,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 22:05:16,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 22:05:16,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 22:05:16,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 22:05:16,368 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 22:05:16,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 22:05:16,368 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 22:05:16,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 22:05:16,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 22:05:16,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 22:05:16,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 22:05:16,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 22:05:16,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 22:05:16,371 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 22:05:16,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 22:05:16,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 22:05:16,371 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 22:05:16,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 22:05:16,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 22:05:16,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 22:05:16,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 22:05:16,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 22:05:16,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 22:05:16,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 22:05:16,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 22:05:16,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 22:05:16,378 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 22:05:16,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 22:05:16,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 22:05:16,378 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 22:05:16,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 22:05:16,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 22:05:16,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 22:05:16,667 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 22:05:16,668 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 22:05:16,668 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_insert_equal.i [2019-11-23 22:05:16,746 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f12f7829b/78d16481c21244de9dc0058eeb5e8300/FLAGb827fad1a [2019-11-23 22:05:17,272 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 22:05:17,273 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_insert_equal.i [2019-11-23 22:05:17,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f12f7829b/78d16481c21244de9dc0058eeb5e8300/FLAGb827fad1a [2019-11-23 22:05:17,519 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f12f7829b/78d16481c21244de9dc0058eeb5e8300 [2019-11-23 22:05:17,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 22:05:17,532 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 22:05:17,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 22:05:17,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 22:05:17,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 22:05:17,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:05:17" (1/1) ... [2019-11-23 22:05:17,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cc2d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:17, skipping insertion in model container [2019-11-23 22:05:17,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:05:17" (1/1) ... [2019-11-23 22:05:17,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 22:05:17,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 22:05:18,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:05:18,051 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 22:05:18,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:05:18,174 INFO L208 MainTranslator]: Completed translation [2019-11-23 22:05:18,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:18 WrapperNode [2019-11-23 22:05:18,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 22:05:18,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 22:05:18,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 22:05:18,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 22:05:18,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:18" (1/1) ... [2019-11-23 22:05:18,208 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:18" (1/1) ... [2019-11-23 22:05:18,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 22:05:18,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 22:05:18,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 22:05:18,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 22:05:18,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:18" (1/1) ... [2019-11-23 22:05:18,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:18" (1/1) ... [2019-11-23 22:05:18,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:18" (1/1) ... [2019-11-23 22:05:18,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:18" (1/1) ... [2019-11-23 22:05:18,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:18" (1/1) ... [2019-11-23 22:05:18,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:18" (1/1) ... [2019-11-23 22:05:18,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:18" (1/1) ... [2019-11-23 22:05:18,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 22:05:18,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 22:05:18,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 22:05:18,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 22:05:18,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:18" (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 [2019-11-23 22:05:18,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-23 22:05:18,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-23 22:05:18,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-23 22:05:18,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-23 22:05:18,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-23 22:05:18,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-23 22:05:18,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-23 22:05:18,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-23 22:05:18,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 22:05:18,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 22:05:18,791 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 22:05:18,791 INFO L284 CfgBuilder]: Removed 22 assume(true) statements. [2019-11-23 22:05:18,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:05:18 BoogieIcfgContainer [2019-11-23 22:05:18,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 22:05:18,794 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 22:05:18,795 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 22:05:18,800 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 22:05:18,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:05:17" (1/3) ... [2019-11-23 22:05:18,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e0acfbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:05:18, skipping insertion in model container [2019-11-23 22:05:18,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:18" (2/3) ... [2019-11-23 22:05:18,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e0acfbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:05:18, skipping insertion in model container [2019-11-23 22:05:18,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:05:18" (3/3) ... [2019-11-23 22:05:18,804 INFO L109 eAbstractionObserver]: Analyzing ICFG sll2n_insert_equal.i [2019-11-23 22:05:18,814 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 22:05:18,822 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 22:05:18,834 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 22:05:18,860 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 22:05:18,860 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 22:05:18,860 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 22:05:18,860 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 22:05:18,861 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 22:05:18,861 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 22:05:18,861 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 22:05:18,862 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 22:05:18,878 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2019-11-23 22:05:18,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-23 22:05:18,885 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:05:18,886 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:05:18,886 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:05:18,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:05:18,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1194520832, now seen corresponding path program 1 times [2019-11-23 22:05:18,901 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:05:18,902 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717361665] [2019-11-23 22:05:18,902 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:05:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:19,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:05:19,046 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717361665] [2019-11-23 22:05:19,047 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:05:19,047 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-23 22:05:19,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075197767] [2019-11-23 22:05:19,053 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-23 22:05:19,053 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:05:19,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-23 22:05:19,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-23 22:05:19,072 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 2 states. [2019-11-23 22:05:19,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:05:19,094 INFO L93 Difference]: Finished difference Result 48 states and 69 transitions. [2019-11-23 22:05:19,094 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-23 22:05:19,095 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 15 [2019-11-23 22:05:19,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:05:19,106 INFO L225 Difference]: With dead ends: 48 [2019-11-23 22:05:19,106 INFO L226 Difference]: Without dead ends: 21 [2019-11-23 22:05:19,110 INFO L630 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 [2019-11-23 22:05:19,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2019-11-23 22:05:19,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2019-11-23 22:05:19,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-11-23 22:05:19,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2019-11-23 22:05:19,154 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 15 [2019-11-23 22:05:19,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:05:19,155 INFO L462 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2019-11-23 22:05:19,155 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-23 22:05:19,155 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2019-11-23 22:05:19,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-23 22:05:19,156 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:05:19,157 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:05:19,157 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:05:19,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:05:19,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1956013076, now seen corresponding path program 1 times [2019-11-23 22:05:19,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:05:19,158 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646793582] [2019-11-23 22:05:19,158 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:05:19,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:19,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:05:19,236 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646793582] [2019-11-23 22:05:19,237 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:05:19,237 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 22:05:19,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888598824] [2019-11-23 22:05:19,239 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 22:05:19,240 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:05:19,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 22:05:19,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 22:05:19,241 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 3 states. [2019-11-23 22:05:19,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:05:19,272 INFO L93 Difference]: Finished difference Result 40 states and 48 transitions. [2019-11-23 22:05:19,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 22:05:19,274 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2019-11-23 22:05:19,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:05:19,275 INFO L225 Difference]: With dead ends: 40 [2019-11-23 22:05:19,275 INFO L226 Difference]: Without dead ends: 26 [2019-11-23 22:05:19,277 INFO L630 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 [2019-11-23 22:05:19,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2019-11-23 22:05:19,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 22. [2019-11-23 22:05:19,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-11-23 22:05:19,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2019-11-23 22:05:19,288 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 15 [2019-11-23 22:05:19,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:05:19,288 INFO L462 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2019-11-23 22:05:19,288 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 22:05:19,288 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2019-11-23 22:05:19,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-23 22:05:19,291 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:05:19,292 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:05:19,292 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:05:19,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:05:19,294 INFO L82 PathProgramCache]: Analyzing trace with hash -1865428092, now seen corresponding path program 1 times [2019-11-23 22:05:19,294 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:05:19,295 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728119680] [2019-11-23 22:05:19,295 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:05:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:19,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:05:19,435 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728119680] [2019-11-23 22:05:19,435 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1262523483] [2019-11-23 22:05:19,436 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:05:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:19,538 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-23 22:05:19,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:05:19,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-23 22:05:19,571 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 22:05:19,572 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-11-23 22:05:19,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086491704] [2019-11-23 22:05:19,602 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 22:05:19,602 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:05:19,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 22:05:19,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:05:19,603 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand 3 states. [2019-11-23 22:05:19,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:05:19,623 INFO L93 Difference]: Finished difference Result 38 states and 46 transitions. [2019-11-23 22:05:19,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 22:05:19,624 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-23 22:05:19,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:05:19,625 INFO L225 Difference]: With dead ends: 38 [2019-11-23 22:05:19,625 INFO L226 Difference]: Without dead ends: 31 [2019-11-23 22:05:19,626 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:05:19,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-23 22:05:19,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 24. [2019-11-23 22:05:19,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-23 22:05:19,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 29 transitions. [2019-11-23 22:05:19,631 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 29 transitions. Word has length 20 [2019-11-23 22:05:19,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:05:19,632 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 29 transitions. [2019-11-23 22:05:19,632 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 22:05:19,632 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2019-11-23 22:05:19,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-23 22:05:19,633 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:05:19,633 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:05:19,838 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:05:19,839 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:05:19,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:05:19,840 INFO L82 PathProgramCache]: Analyzing trace with hash -1808169790, now seen corresponding path program 1 times [2019-11-23 22:05:19,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:05:19,841 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839001121] [2019-11-23 22:05:19,841 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:05:19,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:19,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:05:19,931 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839001121] [2019-11-23 22:05:19,931 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [545860513] [2019-11-23 22:05:19,931 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:05:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:20,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-23 22:05:20,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:05:20,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:05:20,058 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-23 22:05:20,058 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2019-11-23 22:05:20,059 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684829234] [2019-11-23 22:05:20,059 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-23 22:05:20,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:05:20,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-23 22:05:20,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:05:20,060 INFO L87 Difference]: Start difference. First operand 24 states and 29 transitions. Second operand 5 states. [2019-11-23 22:05:20,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:05:20,088 INFO L93 Difference]: Finished difference Result 45 states and 55 transitions. [2019-11-23 22:05:20,089 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 22:05:20,089 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-11-23 22:05:20,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:05:20,090 INFO L225 Difference]: With dead ends: 45 [2019-11-23 22:05:20,090 INFO L226 Difference]: Without dead ends: 29 [2019-11-23 22:05:20,091 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:05:20,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-23 22:05:20,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-23 22:05:20,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-23 22:05:20,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 34 transitions. [2019-11-23 22:05:20,096 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 34 transitions. Word has length 20 [2019-11-23 22:05:20,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:05:20,096 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 34 transitions. [2019-11-23 22:05:20,096 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-23 22:05:20,096 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2019-11-23 22:05:20,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-23 22:05:20,097 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:05:20,097 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:05:20,309 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:05:20,309 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:05:20,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:05:20,310 INFO L82 PathProgramCache]: Analyzing trace with hash -595702742, now seen corresponding path program 2 times [2019-11-23 22:05:20,310 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:05:20,310 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515475638] [2019-11-23 22:05:20,311 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:05:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:20,421 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-23 22:05:20,421 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515475638] [2019-11-23 22:05:20,421 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:05:20,422 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 22:05:20,422 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525753580] [2019-11-23 22:05:20,422 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 22:05:20,423 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:05:20,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 22:05:20,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 22:05:20,423 INFO L87 Difference]: Start difference. First operand 29 states and 34 transitions. Second operand 4 states. [2019-11-23 22:05:20,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:05:20,445 INFO L93 Difference]: Finished difference Result 36 states and 42 transitions. [2019-11-23 22:05:20,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 22:05:20,446 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2019-11-23 22:05:20,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:05:20,447 INFO L225 Difference]: With dead ends: 36 [2019-11-23 22:05:20,447 INFO L226 Difference]: Without dead ends: 28 [2019-11-23 22:05:20,448 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 22:05:20,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2019-11-23 22:05:20,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2019-11-23 22:05:20,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2019-11-23 22:05:20,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2019-11-23 22:05:20,453 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 25 [2019-11-23 22:05:20,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:05:20,453 INFO L462 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2019-11-23 22:05:20,454 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 22:05:20,454 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2019-11-23 22:05:20,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-23 22:05:20,455 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:05:20,455 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:05:20,455 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:05:20,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:05:20,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1797017527, now seen corresponding path program 1 times [2019-11-23 22:05:20,456 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:05:20,456 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768884770] [2019-11-23 22:05:20,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:05:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:20,836 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-23 22:05:20,836 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768884770] [2019-11-23 22:05:20,838 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1312183766] [2019-11-23 22:05:20,838 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:05:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:20,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 34 conjunts are in the unsatisfiable core [2019-11-23 22:05:20,934 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:05:21,232 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:21,256 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2019-11-23 22:05:21,257 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:21,268 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:21,268 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:21,269 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:36, output treesize:25 [2019-11-23 22:05:21,349 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:21,396 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:21,397 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 87 [2019-11-23 22:05:21,400 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,407 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:21,474 INFO L567 ElimStorePlain]: treesize reduction 46, result has 48.9 percent of original size [2019-11-23 22:05:21,475 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,479 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-23 22:05:21,482 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:38, output treesize:44 [2019-11-23 22:05:21,483 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,545 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,635 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:21,636 INFO L377 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 111 [2019-11-23 22:05:21,637 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:21,638 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,640 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:21,753 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:21,754 INFO L377 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 174 [2019-11-23 22:05:21,756 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:21,759 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:21,761 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:21,764 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:21,766 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,768 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,771 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,773 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,779 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:21,780 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,783 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,787 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,789 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,791 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,794 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:21,796 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:21,800 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,802 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,805 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:21,805 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,807 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,810 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,811 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,813 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,814 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:21,816 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:21,818 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,820 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,822 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:21,828 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2019-11-23 22:05:22,510 WARN L192 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 49 [2019-11-23 22:05:22,511 INFO L567 ElimStorePlain]: treesize reduction 4641, result has 3.5 percent of original size [2019-11-23 22:05:22,512 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:22,514 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:22,516 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:22,516 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:22,518 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:22,520 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 4 xjuncts. [2019-11-23 22:05:22,520 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:123, output treesize:126 [2019-11-23 22:05:22,555 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2019-11-23 22:05:22,555 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:22,557 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:22,557 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:22,557 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:16, output treesize:4 [2019-11-23 22:05:22,561 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-23 22:05:22,561 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 22:05:22,562 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [14] total 23 [2019-11-23 22:05:22,562 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919608348] [2019-11-23 22:05:22,562 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-23 22:05:22,563 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:05:22,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-23 22:05:22,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=437, Unknown=0, NotChecked=0, Total=506 [2019-11-23 22:05:22,564 INFO L87 Difference]: Start difference. First operand 28 states and 32 transitions. Second operand 14 states. [2019-11-23 22:05:25,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:05:25,160 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions. [2019-11-23 22:05:25,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-23 22:05:25,162 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 26 [2019-11-23 22:05:25,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:05:25,163 INFO L225 Difference]: With dead ends: 42 [2019-11-23 22:05:25,163 INFO L226 Difference]: Without dead ends: 39 [2019-11-23 22:05:25,164 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 16 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=204, Invalid=852, Unknown=0, NotChecked=0, Total=1056 [2019-11-23 22:05:25,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-11-23 22:05:25,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 31. [2019-11-23 22:05:25,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-23 22:05:25,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2019-11-23 22:05:25,170 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 35 transitions. Word has length 26 [2019-11-23 22:05:25,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:05:25,171 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 35 transitions. [2019-11-23 22:05:25,171 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-23 22:05:25,171 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2019-11-23 22:05:25,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-23 22:05:25,172 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:05:25,172 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:05:25,372 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:05:25,373 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:05:25,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:05:25,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1797019201, now seen corresponding path program 1 times [2019-11-23 22:05:25,374 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:05:25,375 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937633503] [2019-11-23 22:05:25,375 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:05:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:26,077 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-23 22:05:26,077 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937633503] [2019-11-23 22:05:26,077 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1628131552] [2019-11-23 22:05:26,078 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:05:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:26,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 101 conjunts are in the unsatisfiable core [2019-11-23 22:05:26,186 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:05:26,226 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-11-23 22:05:26,226 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:26,241 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:26,241 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:26,242 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2019-11-23 22:05:26,290 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-11-23 22:05:26,290 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:26,307 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:26,308 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:26,308 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:28 [2019-11-23 22:05:26,377 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:26,380 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2019-11-23 22:05:26,380 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:26,397 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:26,398 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:26,398 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:28 [2019-11-23 22:05:26,534 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:26,534 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 19 [2019-11-23 22:05:26,535 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:26,565 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:26,565 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:26,566 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:63 [2019-11-23 22:05:26,647 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_19|, |v_#memory_int_21|], 4=[|v_#memory_$Pointer$.base_25|, |v_#memory_$Pointer$.offset_22|]} [2019-11-23 22:05:26,653 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-23 22:05:26,705 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:26,713 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:26,716 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 35 [2019-11-23 22:05:26,717 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:26,770 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:26,779 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:26,783 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:26,785 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 37 [2019-11-23 22:05:26,786 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:26,832 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:26,863 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:26,865 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:26,866 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2019-11-23 22:05:26,867 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:26,906 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:26,907 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:26,907 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:130, output treesize:85 [2019-11-23 22:05:27,188 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:27,189 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-23 22:05:27,190 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:27,208 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:27,208 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 118 [2019-11-23 22:05:27,213 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:27,318 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2019-11-23 22:05:27,319 INFO L567 ElimStorePlain]: treesize reduction 26, result has 86.0 percent of original size [2019-11-23 22:05:27,328 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:27,329 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 29 [2019-11-23 22:05:27,330 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:27,371 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:27,377 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:27,378 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:27,380 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 63 [2019-11-23 22:05:27,381 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:27,417 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:27,417 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:27,418 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:168, output treesize:97 [2019-11-23 22:05:27,508 INFO L392 ElimStorePlain]: Different costs {1=[|v_#memory_int_23|], 9=[|v_#memory_$Pointer$.base_27|, |v_#memory_$Pointer$.offset_24|]} [2019-11-23 22:05:27,514 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 33 [2019-11-23 22:05:27,514 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:27,558 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:27,584 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:27,584 INFO L377 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 5 new quantified variables, introduced 4 case distinctions, treesize of input 160 treesize of output 108 [2019-11-23 22:05:27,586 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:27,586 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:27,587 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:27,674 INFO L567 ElimStorePlain]: treesize reduction 171, result has 46.1 percent of original size [2019-11-23 22:05:27,679 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:27,681 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:27,683 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 43 [2019-11-23 22:05:27,683 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:27,713 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:27,714 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:27,714 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:212, output treesize:89 [2019-11-23 22:05:27,790 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:27,791 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 42 [2019-11-23 22:05:27,792 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-23 22:05:27,820 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:27,825 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:27,826 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2019-11-23 22:05:27,827 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:27,848 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:27,849 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-23 22:05:27,849 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:100, output treesize:25 [2019-11-23 22:05:27,911 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2019-11-23 22:05:27,912 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:27,918 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:27,919 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:27,919 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:7 [2019-11-23 22:05:27,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-23 22:05:27,962 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-23 22:05:27,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 28 [2019-11-23 22:05:27,967 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212315867] [2019-11-23 22:05:27,968 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2019-11-23 22:05:27,968 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:05:27,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2019-11-23 22:05:27,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2019-11-23 22:05:27,969 INFO L87 Difference]: Start difference. First operand 31 states and 35 transitions. Second operand 28 states. [2019-11-23 22:05:28,632 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2019-11-23 22:05:28,901 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-11-23 22:05:29,266 WARN L192 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2019-11-23 22:05:29,654 WARN L192 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2019-11-23 22:05:29,983 WARN L192 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2019-11-23 22:05:30,375 WARN L192 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 105 [2019-11-23 22:05:30,988 WARN L192 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 107 [2019-11-23 22:05:31,476 WARN L192 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 113 [2019-11-23 22:05:31,969 WARN L192 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 115 [2019-11-23 22:05:32,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:05:32,101 INFO L93 Difference]: Finished difference Result 47 states and 56 transitions. [2019-11-23 22:05:32,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-11-23 22:05:32,102 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 26 [2019-11-23 22:05:32,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:05:32,103 INFO L225 Difference]: With dead ends: 47 [2019-11-23 22:05:32,103 INFO L226 Difference]: Without dead ends: 45 [2019-11-23 22:05:32,104 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=391, Invalid=1415, Unknown=0, NotChecked=0, Total=1806 [2019-11-23 22:05:32,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-11-23 22:05:32,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 37. [2019-11-23 22:05:32,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2019-11-23 22:05:32,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 43 transitions. [2019-11-23 22:05:32,123 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 43 transitions. Word has length 26 [2019-11-23 22:05:32,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:05:32,124 INFO L462 AbstractCegarLoop]: Abstraction has 37 states and 43 transitions. [2019-11-23 22:05:32,124 INFO L463 AbstractCegarLoop]: Interpolant automaton has 28 states. [2019-11-23 22:05:32,124 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2019-11-23 22:05:32,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-23 22:05:32,127 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:05:32,127 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:05:32,327 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:05:32,328 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:05:32,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:05:32,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1854275829, now seen corresponding path program 1 times [2019-11-23 22:05:32,329 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:05:32,329 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281353336] [2019-11-23 22:05:32,329 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:05:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:32,519 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-23 22:05:32,519 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281353336] [2019-11-23 22:05:32,519 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1258046881] [2019-11-23 22:05:32,520 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:05:32,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:32,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 33 conjunts are in the unsatisfiable core [2019-11-23 22:05:32,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:05:32,729 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:32,740 INFO L343 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2019-11-23 22:05:32,741 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 21 [2019-11-23 22:05:32,741 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:32,748 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:32,749 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-23 22:05:32,749 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:26 [2019-11-23 22:05:32,794 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:32,795 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 11 [2019-11-23 22:05:32,795 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:32,800 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:32,801 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:32,801 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:30, output treesize:4 [2019-11-23 22:05:32,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-23 22:05:32,831 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-23 22:05:32,831 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2019-11-23 22:05:32,831 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780603724] [2019-11-23 22:05:32,832 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-11-23 22:05:32,832 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:05:32,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-11-23 22:05:32,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2019-11-23 22:05:32,833 INFO L87 Difference]: Start difference. First operand 37 states and 43 transitions. Second operand 20 states. [2019-11-23 22:05:33,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:05:33,532 INFO L93 Difference]: Finished difference Result 49 states and 57 transitions. [2019-11-23 22:05:33,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-23 22:05:33,536 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 26 [2019-11-23 22:05:33,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:05:33,536 INFO L225 Difference]: With dead ends: 49 [2019-11-23 22:05:33,536 INFO L226 Difference]: Without dead ends: 42 [2019-11-23 22:05:33,537 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=202, Invalid=610, Unknown=0, NotChecked=0, Total=812 [2019-11-23 22:05:33,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2019-11-23 22:05:33,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 37. [2019-11-23 22:05:33,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2019-11-23 22:05:33,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 42 transitions. [2019-11-23 22:05:33,547 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 42 transitions. Word has length 26 [2019-11-23 22:05:33,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:05:33,548 INFO L462 AbstractCegarLoop]: Abstraction has 37 states and 42 transitions. [2019-11-23 22:05:33,548 INFO L463 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-11-23 22:05:33,548 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2019-11-23 22:05:33,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-23 22:05:33,549 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:05:33,549 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:05:33,756 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:05:33,756 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:05:33,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:05:33,757 INFO L82 PathProgramCache]: Analyzing trace with hash 436943574, now seen corresponding path program 2 times [2019-11-23 22:05:33,757 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:05:33,757 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042591867] [2019-11-23 22:05:33,757 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:05:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:33,819 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-23 22:05:33,819 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042591867] [2019-11-23 22:05:33,819 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:05:33,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-23 22:05:33,820 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608005340] [2019-11-23 22:05:33,820 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-23 22:05:33,820 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:05:33,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-23 22:05:33,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:05:33,821 INFO L87 Difference]: Start difference. First operand 37 states and 42 transitions. Second operand 5 states. [2019-11-23 22:05:33,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:05:33,846 INFO L93 Difference]: Finished difference Result 42 states and 48 transitions. [2019-11-23 22:05:33,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 22:05:33,847 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2019-11-23 22:05:33,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:05:33,848 INFO L225 Difference]: With dead ends: 42 [2019-11-23 22:05:33,848 INFO L226 Difference]: Without dead ends: 30 [2019-11-23 22:05:33,848 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-23 22:05:33,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2019-11-23 22:05:33,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2019-11-23 22:05:33,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-11-23 22:05:33,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 32 transitions. [2019-11-23 22:05:33,855 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 32 transitions. Word has length 27 [2019-11-23 22:05:33,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:05:33,855 INFO L462 AbstractCegarLoop]: Abstraction has 30 states and 32 transitions. [2019-11-23 22:05:33,856 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-23 22:05:33,856 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2019-11-23 22:05:33,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-23 22:05:33,856 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:05:33,857 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:05:33,857 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:05:33,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:05:33,857 INFO L82 PathProgramCache]: Analyzing trace with hash 358632466, now seen corresponding path program 1 times [2019-11-23 22:05:33,857 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:05:33,857 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875955489] [2019-11-23 22:05:33,857 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:05:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:34,343 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-23 22:05:34,343 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875955489] [2019-11-23 22:05:34,343 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1677957911] [2019-11-23 22:05:34,343 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:05:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:05:34,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 80 conjunts are in the unsatisfiable core [2019-11-23 22:05:34,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:05:34,529 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 6 treesize of output 5 [2019-11-23 22:05:34,529 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:34,543 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:34,544 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:34,544 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:25 [2019-11-23 22:05:34,640 INFO L377 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 13 treesize of output 9 [2019-11-23 22:05:34,640 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:34,657 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:34,658 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:34,658 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:31 [2019-11-23 22:05:34,778 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:34,778 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 19 [2019-11-23 22:05:34,779 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:34,796 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:34,797 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:34,797 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:65, output treesize:59 [2019-11-23 22:05:34,939 INFO L392 ElimStorePlain]: Different costs {4=[|v_#memory_$Pointer$.offset_25|], 10=[|v_#memory_$Pointer$.base_30|]} [2019-11-23 22:05:34,945 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:34,946 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:34,947 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2019-11-23 22:05:34,948 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:34,971 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:34,975 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:34,981 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:34,982 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-23 22:05:34,999 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:34,999 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 72 [2019-11-23 22:05:35,001 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,001 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:35,003 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:35,098 INFO L567 ElimStorePlain]: treesize reduction 87, result has 43.5 percent of original size [2019-11-23 22:05:35,099 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:05:35,099 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:103, output treesize:67 [2019-11-23 22:05:35,313 INFO L392 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.offset_26|], 20=[|v_#memory_$Pointer$.base_31|]} [2019-11-23 22:05:35,319 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:35,373 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:35,374 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 94 [2019-11-23 22:05:35,375 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:35,482 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 49 [2019-11-23 22:05:35,483 INFO L567 ElimStorePlain]: treesize reduction 62, result has 61.3 percent of original size [2019-11-23 22:05:35,508 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:35,519 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-23 22:05:35,714 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2019-11-23 22:05:35,714 INFO L343 Elim1Store]: treesize reduction 12, result has 93.3 percent of original size [2019-11-23 22:05:35,715 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 61 treesize of output 197 [2019-11-23 22:05:35,717 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,718 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:35,718 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,719 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:35,720 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:35,720 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:35,721 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,721 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,722 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,723 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,724 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,725 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,726 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,727 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,729 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,730 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,731 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,732 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:35,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,735 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,736 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,737 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:35,738 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,738 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,740 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,740 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,742 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,743 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,744 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,745 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,746 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,747 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,748 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:35,748 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,749 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,750 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,752 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,753 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,754 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,755 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,756 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,757 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:35,757 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,758 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,759 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,760 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,761 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,762 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,763 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,763 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,764 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:35,764 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,765 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,766 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,768 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,769 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,786 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,787 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,787 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,788 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,789 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,790 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,791 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:35,792 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,792 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,793 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,794 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,795 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,796 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,796 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,797 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:35,797 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,798 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,799 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:35,802 INFO L496 ElimStorePlain]: Start of recursive call 3: 14 dim-0 vars, End of recursive call: 14 dim-0 vars, and 1 xjuncts. [2019-11-23 22:05:37,330 WARN L192 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 327 DAG size of output: 241 [2019-11-23 22:05:37,332 INFO L567 ElimStorePlain]: treesize reduction 544, result has 51.0 percent of original size [2019-11-23 22:05:37,333 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,334 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,335 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,335 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-11-23 22:05:37,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,338 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,339 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,341 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,343 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,344 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,346 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,347 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,348 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,349 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,350 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,352 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-11-23 22:05:37,353 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,354 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,355 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,356 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,357 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,358 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,360 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,361 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,363 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,364 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,365 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,366 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,367 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,368 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,370 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,371 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,372 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,373 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,373 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,374 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,375 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,376 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,377 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,378 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,379 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,384 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,385 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,386 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,386 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,387 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,389 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,389 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,390 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,391 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,392 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,393 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,394 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,397 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 26 dim-0 vars, and 1 xjuncts. [2019-11-23 22:05:37,398 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:102, output treesize:1666 [2019-11-23 22:05:37,398 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,399 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,400 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,400 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,401 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,402 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,402 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,403 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,403 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,404 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,404 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,405 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,406 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,406 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,407 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:37,407 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,408 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:37,409 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,558 WARN L192 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 358 DAG size of output: 161 [2019-11-23 22:05:40,563 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:40,563 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-11-23 22:05:40,564 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:40,565 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,566 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,567 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:40,568 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,569 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,570 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,571 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:40,572 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,573 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:40,574 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,575 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,576 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,577 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,578 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:40,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,580 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:05:40,581 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,582 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,582 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,583 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:05:40,610 INFO L392 ElimStorePlain]: Different costs {314=[|v_#memory_$Pointer$.offset_27|], 342=[|v_#memory_$Pointer$.base_32|]} [2019-11-23 22:05:41,168 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:42,217 INFO L237 Elim1Store]: Index analysis took 1308 ms [2019-11-23 22:05:42,894 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:42,895 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 153 treesize of output 201 [2019-11-23 22:05:42,896 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:43,096 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:44,096 INFO L237 Elim1Store]: Index analysis took 1051 ms [2019-11-23 22:05:44,325 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:44,606 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:44,606 INFO L377 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 1 case distinctions, treesize of input 155 treesize of output 141 [2019-11-23 22:05:44,607 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:44,804 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 97 [2019-11-23 22:05:44,804 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:45,057 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:45,912 INFO L237 Elim1Store]: Index analysis took 922 ms [2019-11-23 22:05:46,337 INFO L377 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 0 case distinctions, treesize of input 161 treesize of output 147 [2019-11-23 22:05:46,338 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:46,544 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:46,958 INFO L237 Elim1Store]: Index analysis took 466 ms [2019-11-23 22:05:47,244 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 85 [2019-11-23 22:05:47,245 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:47,410 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:48,037 INFO L237 Elim1Store]: Index analysis took 660 ms [2019-11-23 22:05:48,416 INFO L377 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 0 case distinctions, treesize of input 173 treesize of output 155 [2019-11-23 22:05:48,417 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:48,586 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:49,274 INFO L237 Elim1Store]: Index analysis took 725 ms [2019-11-23 22:05:49,659 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:49,660 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 151 treesize of output 199 [2019-11-23 22:05:49,661 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:49,730 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:49,848 INFO L237 Elim1Store]: Index analysis took 158 ms [2019-11-23 22:05:49,861 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:49,928 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:49,928 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 141 [2019-11-23 22:05:49,929 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:49,962 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:50,029 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 93 [2019-11-23 22:05:50,030 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:50,213 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:50,679 INFO L237 Elim1Store]: Index analysis took 564 ms [2019-11-23 22:05:50,914 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:50,914 INFO L377 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 1 case distinctions, treesize of input 163 treesize of output 149 [2019-11-23 22:05:50,915 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:50,946 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:51,055 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 147 [2019-11-23 22:05:51,056 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:51,263 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:51,656 INFO L237 Elim1Store]: Index analysis took 514 ms [2019-11-23 22:05:51,686 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:51,956 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:51,957 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 147 treesize of output 133 [2019-11-23 22:05:51,957 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:52,092 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:52,747 INFO L237 Elim1Store]: Index analysis took 693 ms [2019-11-23 22:05:52,953 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:53,112 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:53,113 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 147 treesize of output 147 [2019-11-23 22:05:53,114 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:53,223 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:53,698 INFO L237 Elim1Store]: Index analysis took 511 ms [2019-11-23 22:05:54,019 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:54,019 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 153 treesize of output 153 [2019-11-23 22:05:54,020 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-11-23 22:05:54,210 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:54,263 INFO L237 Elim1Store]: Index analysis took 134 ms [2019-11-23 22:05:54,342 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:05:54,444 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:05:54,444 INFO L377 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 2 case distinctions, treesize of input 157 treesize of output 143 [2019-11-23 22:05:54,445 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:05,222 WARN L192 SmtUtils]: Spent 10.78 s on a formula simplification. DAG size of input: 246 DAG size of output: 201 [2019-11-23 22:06:05,223 INFO L567 ElimStorePlain]: treesize reduction 803, result has 59.4 percent of original size [2019-11-23 22:06:05,252 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:06:05,364 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:05,365 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 83 treesize of output 124 [2019-11-23 22:06:05,366 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,367 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,368 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,368 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,369 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,370 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,371 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,371 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,373 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:05,555 INFO L237 Elim1Store]: Index analysis took 152 ms [2019-11-23 22:06:05,863 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-11-23 22:06:05,863 INFO L343 Elim1Store]: treesize reduction 26, result has 83.1 percent of original size [2019-11-23 22:06:05,864 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 130 treesize of output 199 [2019-11-23 22:06:05,865 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,866 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,869 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,869 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,870 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,871 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,871 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,872 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,873 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,874 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,875 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,875 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,876 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,876 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,877 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,878 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,878 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,879 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,879 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,881 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,881 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,882 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,882 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,885 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,886 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,886 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,887 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,888 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,888 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,889 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,890 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,891 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,891 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,892 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:05,892 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,893 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:05,898 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:06,163 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2019-11-23 22:06:06,164 INFO L343 Elim1Store]: treesize reduction 42, result has 72.7 percent of original size [2019-11-23 22:06:06,164 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 128 treesize of output 177 [2019-11-23 22:06:06,166 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,167 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,168 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,169 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,169 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,169 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,170 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,170 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,171 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,172 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,173 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,174 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,174 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,175 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,176 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,176 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,177 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,178 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,178 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,179 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,180 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,180 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,181 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,181 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,182 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,183 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,183 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,184 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,184 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,185 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,186 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,186 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,187 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,188 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,188 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,189 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,189 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,190 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,191 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,191 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,192 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,193 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,194 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,194 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,195 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,195 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,196 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,197 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,197 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,198 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,199 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,199 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,200 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,201 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,202 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,202 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,204 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,204 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,205 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,206 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,206 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,207 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,208 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,208 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,209 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,210 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,210 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,216 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:06,483 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 46 [2019-11-23 22:06:06,484 INFO L343 Elim1Store]: treesize reduction 64, result has 61.9 percent of original size [2019-11-23 22:06:06,484 INFO L377 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 6 new quantified variables, introduced 9 case distinctions, treesize of input 120 treesize of output 165 [2019-11-23 22:06:06,486 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,487 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,488 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,488 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,489 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,489 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,489 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,490 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,490 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,491 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,491 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,491 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,492 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,492 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,493 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,493 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,493 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,494 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,496 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,497 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,497 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,498 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,499 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,500 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,500 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,501 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,501 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,502 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,504 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,504 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,505 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,506 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,507 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,507 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,508 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,508 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,509 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,510 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,510 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,511 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,512 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,513 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,514 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,514 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,515 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,515 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,517 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,517 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,518 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,519 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,519 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,520 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,521 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,522 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,523 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,523 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,524 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,524 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,525 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,526 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,527 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,527 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,528 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,529 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,532 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:06,848 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-11-23 22:06:06,849 INFO L343 Elim1Store]: treesize reduction 26, result has 83.1 percent of original size [2019-11-23 22:06:06,849 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 128 treesize of output 197 [2019-11-23 22:06:06,851 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,852 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,854 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,855 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,856 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,857 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,858 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,859 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,860 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,862 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,863 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,863 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,864 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,866 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,868 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,868 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,869 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,870 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,871 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,871 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,873 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,874 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,875 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,876 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,877 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,877 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,878 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,879 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,879 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,880 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,881 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,882 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,882 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,884 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,885 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,887 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,888 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,889 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,890 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,890 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,891 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,892 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,893 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,895 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,896 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,897 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,899 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,900 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,901 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,902 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,904 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,904 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,907 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,909 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,910 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,911 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,930 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,931 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,932 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,933 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,934 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,935 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,936 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,937 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,938 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,939 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,941 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,942 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,943 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,944 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,945 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,945 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,947 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,949 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,950 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,951 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,953 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,954 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,955 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,956 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,957 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,958 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:06,959 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,960 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,961 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:06,971 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:07,289 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-11-23 22:06:07,290 INFO L343 Elim1Store]: treesize reduction 26, result has 83.1 percent of original size [2019-11-23 22:06:07,290 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 130 treesize of output 199 [2019-11-23 22:06:07,292 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,292 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,293 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,294 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,294 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,295 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,296 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,297 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,297 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,298 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,299 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,300 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,301 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,302 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,303 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,304 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,305 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,305 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,308 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,309 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,310 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,310 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,311 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,312 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,313 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,314 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,314 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,315 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,316 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,317 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,317 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,318 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,318 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,319 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,320 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,321 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,322 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,323 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,324 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,325 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,325 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,327 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,328 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,328 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,329 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,330 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,331 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,332 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,332 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,333 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,334 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,334 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,335 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,336 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,338 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,339 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,341 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,341 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,342 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,343 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,343 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,344 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,344 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,345 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,346 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,347 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,348 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,349 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,350 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,350 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,352 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,353 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,353 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,354 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,355 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,356 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,357 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,358 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,359 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,359 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,360 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,361 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,362 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,363 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,364 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,365 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,365 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,366 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,366 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,367 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,368 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,370 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,371 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,372 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,373 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,373 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,374 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,376 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,376 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,377 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,378 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,379 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,380 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,380 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,381 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,382 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,383 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,383 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,384 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,385 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,386 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,387 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,387 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,388 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,389 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,390 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,391 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,392 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,392 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,393 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,394 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,402 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,403 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,404 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,405 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,406 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,406 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,407 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,408 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,408 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,409 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,410 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,410 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,411 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,412 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,412 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,413 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,414 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,414 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,415 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,416 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,417 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,417 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,418 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,419 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,419 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,420 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,421 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,421 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,422 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,423 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,424 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,424 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,425 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,426 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,427 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,427 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,437 INFO L496 ElimStorePlain]: Start of recursive call 22: 36 dim-0 vars, End of recursive call: 36 dim-0 vars, and 1 xjuncts. [2019-11-23 22:06:07,684 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-11-23 22:06:07,685 INFO L343 Elim1Store]: treesize reduction 12, result has 86.2 percent of original size [2019-11-23 22:06:07,685 INFO L377 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 5 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 134 [2019-11-23 22:06:07,686 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,687 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,688 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,688 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,689 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,690 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,692 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,694 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,694 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,695 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,696 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,698 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,702 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,703 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,703 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,705 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,706 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,707 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,708 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,710 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,711 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,712 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,712 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,714 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,715 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,715 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,716 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,718 INFO L496 ElimStorePlain]: Start of recursive call 23: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-23 22:06:07,816 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:06:07,933 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:07,934 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 79 treesize of output 104 [2019-11-23 22:06:07,935 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:07,936 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,937 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:07,938 INFO L496 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:08,142 INFO L237 Elim1Store]: Index analysis took 110 ms [2019-11-23 22:06:08,395 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-11-23 22:06:08,396 INFO L343 Elim1Store]: treesize reduction 26, result has 83.1 percent of original size [2019-11-23 22:06:08,396 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 128 treesize of output 197 [2019-11-23 22:06:08,398 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,400 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,401 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,402 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,402 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:08,403 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,405 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:08,406 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,408 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,409 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,411 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,411 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:08,412 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,413 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,414 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,415 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,416 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:08,417 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,418 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,419 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,420 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,421 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,422 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,423 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,424 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,425 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,427 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,428 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,431 INFO L496 ElimStorePlain]: Start of recursive call 25: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2019-11-23 22:06:08,531 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:06:08,688 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-11-23 22:06:08,689 INFO L343 Elim1Store]: treesize reduction 12, result has 86.2 percent of original size [2019-11-23 22:06:08,690 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 124 treesize of output 153 [2019-11-23 22:06:08,692 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,692 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,693 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,693 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,694 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:08,695 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,696 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:08,698 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,699 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,700 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,700 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:08,702 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:08,702 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:08,704 INFO L496 ElimStorePlain]: Start of recursive call 26: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-23 22:06:21,231 WARN L192 SmtUtils]: Spent 12.53 s on a formula simplification. DAG size of input: 1266 DAG size of output: 654 [2019-11-23 22:06:21,233 INFO L567 ElimStorePlain]: treesize reduction 44109, result has 7.5 percent of original size [2019-11-23 22:06:21,234 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:21,237 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 10 terms [2019-11-23 22:06:21,240 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-23 22:06:21,241 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:21,244 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:21,246 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-23 22:06:21,247 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:21,250 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:21,253 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:21,256 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:21,260 INFO L496 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 2 dim-2 vars, End of recursive call: 57 dim-0 vars, and 10 xjuncts. [2019-11-23 22:06:21,260 INFO L221 ElimStorePlain]: Needed 26 recursive calls to eliminate 15 variables, input treesize:2183, output treesize:3389 [2019-11-23 22:06:22,490 WARN L192 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 753 DAG size of output: 106 [2019-11-23 22:06:22,492 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-11-23 22:06:22,512 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:22,513 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 105 [2019-11-23 22:06:22,513 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:22,520 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 59 [2019-11-23 22:06:22,521 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:22,530 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 72 [2019-11-23 22:06:22,530 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:22,546 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 103 [2019-11-23 22:06:22,547 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:22,555 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 89 [2019-11-23 22:06:22,556 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:22,726 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-11-23 22:06:22,726 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:22,728 INFO L496 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 1 dim-2 vars, End of recursive call: 17 dim-0 vars, and 5 xjuncts. [2019-11-23 22:06:22,729 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 10 variables, input treesize:487, output treesize:405 [2019-11-23 22:06:34,543 WARN L192 SmtUtils]: Spent 11.65 s on a formula simplification that was a NOOP. DAG size: 149 [2019-11-23 22:06:34,545 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-11-23 22:06:34,560 INFO L392 ElimStorePlain]: Different costs {2=[|#memory_$Pointer$.base|], 5=[v_prenex_142], 6=[v_prenex_140, v_prenex_136, v_prenex_138]} [2019-11-23 22:06:34,576 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:34,576 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 41 [2019-11-23 22:06:34,577 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:34,577 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:34,718 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-11-23 22:06:34,718 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:34,732 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:06:34,752 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:34,753 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 52 [2019-11-23 22:06:34,754 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:34,755 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:34,755 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:06:34,756 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:34,902 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-11-23 22:06:34,903 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:34,937 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:34,937 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 73 [2019-11-23 22:06:34,939 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:34,940 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:34,941 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:34,943 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:34,943 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:35,058 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-11-23 22:06:35,059 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:35,087 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:35,088 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 98 treesize of output 71 [2019-11-23 22:06:35,089 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:35,090 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:35,092 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:35,093 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:35,094 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:35,172 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:35,180 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 22:06:35,189 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:35,189 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 53 [2019-11-23 22:06:35,190 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 22:06:35,190 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-23 22:06:35,238 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:06:35,239 INFO L496 ElimStorePlain]: Start of recursive call 1: 17 dim-0 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:06:35,239 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 22 variables, input treesize:410, output treesize:4 [2019-11-23 22:06:35,261 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:06:35,261 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-23 22:06:35,262 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 20] total 31 [2019-11-23 22:06:35,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909899292] [2019-11-23 22:06:35,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2019-11-23 22:06:35,267 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:06:35,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2019-11-23 22:06:35,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=835, Unknown=0, NotChecked=0, Total=930 [2019-11-23 22:06:35,269 INFO L87 Difference]: Start difference. First operand 30 states and 32 transitions. Second operand 31 states. [2019-11-23 22:06:36,432 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2019-11-23 22:06:36,751 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 71 [2019-11-23 22:06:37,113 WARN L192 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 89 [2019-11-23 22:06:37,536 WARN L192 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 98 [2019-11-23 22:06:38,277 WARN L192 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 183 [2019-11-23 22:06:39,030 WARN L192 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 166