/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/array-fpi/ifeqn2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 01:19:40,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 01:19:40,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 01:19:40,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 01:19:40,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 01:19:40,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 01:19:40,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 01:19:40,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 01:19:40,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 01:19:40,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 01:19:40,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 01:19:40,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 01:19:40,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 01:19:40,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 01:19:40,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 01:19:40,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 01:19:40,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 01:19:40,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 01:19:40,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 01:19:40,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 01:19:40,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 01:19:40,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 01:19:40,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 01:19:40,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 01:19:40,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 01:19:40,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 01:19:40,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 01:19:40,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 01:19:40,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 01:19:40,598 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 01:19:40,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 01:19:40,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 01:19:40,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 01:19:40,608 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 01:19:40,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 01:19:40,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 01:19:40,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 01:19:40,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 01:19:40,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 01:19:40,612 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 01:19:40,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 01:19:40,613 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 01:19:40,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 01:19:40,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 01:19:40,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 01:19:40,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 01:19:40,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 01:19:40,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 01:19:40,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 01:19:40,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 01:19:40,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 01:19:40,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 01:19:40,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 01:19:40,617 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 01:19:40,618 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 01:19:41,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 01:19:41,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 01:19:41,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 01:19:41,285 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 01:19:41,287 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 01:19:41,288 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn2.c [2020-12-23 01:19:41,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/01d79473a/74f25d87ea904cba9fa04736a32a4c23/FLAG82c216756 [2020-12-23 01:19:42,328 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 01:19:42,329 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn2.c [2020-12-23 01:19:42,348 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/01d79473a/74f25d87ea904cba9fa04736a32a4c23/FLAG82c216756 [2020-12-23 01:19:42,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/01d79473a/74f25d87ea904cba9fa04736a32a4c23 [2020-12-23 01:19:42,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 01:19:42,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 01:19:42,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 01:19:42,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 01:19:42,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 01:19:42,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 01:19:42" (1/1) ... [2020-12-23 01:19:42,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a3f4fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:42, skipping insertion in model container [2020-12-23 01:19:42,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 01:19:42" (1/1) ... [2020-12-23 01:19:42,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 01:19:42,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 01:19:43,072 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn2.c[589,602] left hand side expression in assignment: lhs: VariableLHS[~N~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~a~0,],base],StructAccessExpression[IdentifierExpression[~a~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~a~0,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~a~0,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[8],IdentifierExpression[~i~0,]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~b~0,],base],StructAccessExpression[IdentifierExpression[~b~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~b~0,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~b~0,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[8],IdentifierExpression[~i~0,]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~0,] [2020-12-23 01:19:43,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 01:19:43,129 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 01:19:43,149 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn2.c[589,602] left hand side expression in assignment: lhs: VariableLHS[~N~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~a~0,],base],StructAccessExpression[IdentifierExpression[~a~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~a~0,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~a~0,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[8],IdentifierExpression[~i~0,]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~b~0,],base],StructAccessExpression[IdentifierExpression[~b~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~b~0,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~b~0,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[8],IdentifierExpression[~i~0,]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~0,] [2020-12-23 01:19:43,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 01:19:43,190 INFO L208 MainTranslator]: Completed translation [2020-12-23 01:19:43,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:43 WrapperNode [2020-12-23 01:19:43,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 01:19:43,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 01:19:43,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 01:19:43,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 01:19:43,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:43" (1/1) ... [2020-12-23 01:19:43,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:43" (1/1) ... [2020-12-23 01:19:43,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 01:19:43,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 01:19:43,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 01:19:43,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 01:19:43,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:43" (1/1) ... [2020-12-23 01:19:43,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:43" (1/1) ... [2020-12-23 01:19:43,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:43" (1/1) ... [2020-12-23 01:19:43,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:43" (1/1) ... [2020-12-23 01:19:43,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:43" (1/1) ... [2020-12-23 01:19:43,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:43" (1/1) ... [2020-12-23 01:19:43,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:43" (1/1) ... [2020-12-23 01:19:43,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 01:19:43,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 01:19:43,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 01:19:43,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 01:19:43,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:43" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 01:19:43,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 01:19:43,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 01:19:43,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-23 01:19:43,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-23 01:19:43,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 01:19:43,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 01:19:43,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-23 01:19:44,002 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 01:19:44,006 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-23 01:19:44,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 01:19:44 BoogieIcfgContainer [2020-12-23 01:19:44,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 01:19:44,013 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 01:19:44,013 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 01:19:44,027 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 01:19:44,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 01:19:42" (1/3) ... [2020-12-23 01:19:44,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@374bf3e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 01:19:44, skipping insertion in model container [2020-12-23 01:19:44,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:19:43" (2/3) ... [2020-12-23 01:19:44,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@374bf3e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 01:19:44, skipping insertion in model container [2020-12-23 01:19:44,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 01:19:44" (3/3) ... [2020-12-23 01:19:44,043 INFO L111 eAbstractionObserver]: Analyzing ICFG ifeqn2.c [2020-12-23 01:19:44,063 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 01:19:44,086 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-23 01:19:44,142 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-23 01:19:44,181 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 01:19:44,181 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 01:19:44,182 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 01:19:44,182 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 01:19:44,182 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 01:19:44,182 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 01:19:44,182 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 01:19:44,183 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 01:19:44,205 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2020-12-23 01:19:44,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-23 01:19:44,214 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:19:44,215 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:19:44,216 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:19:44,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:19:44,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1670316217, now seen corresponding path program 1 times [2020-12-23 01:19:44,243 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:19:44,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696775488] [2020-12-23 01:19:44,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:19:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:19:44,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 01:19:44,655 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696775488] [2020-12-23 01:19:44,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 01:19:44,660 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 01:19:44,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894961508] [2020-12-23 01:19:44,672 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 01:19:44,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:19:44,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 01:19:44,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 01:19:44,713 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 2 states. [2020-12-23 01:19:44,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:19:44,750 INFO L93 Difference]: Finished difference Result 42 states and 60 transitions. [2020-12-23 01:19:44,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 01:19:44,753 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-12-23 01:19:44,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:19:44,779 INFO L225 Difference]: With dead ends: 42 [2020-12-23 01:19:44,779 INFO L226 Difference]: Without dead ends: 19 [2020-12-23 01:19:44,786 INFO L677 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 [2020-12-23 01:19:44,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2020-12-23 01:19:44,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2020-12-23 01:19:44,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-12-23 01:19:44,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2020-12-23 01:19:44,859 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 23 transitions. Word has length 12 [2020-12-23 01:19:44,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:19:44,860 INFO L481 AbstractCegarLoop]: Abstraction has 19 states and 23 transitions. [2020-12-23 01:19:44,860 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 01:19:44,860 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2020-12-23 01:19:44,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-23 01:19:44,863 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:19:44,863 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:19:44,863 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 01:19:44,865 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:19:44,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:19:44,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1000416578, now seen corresponding path program 1 times [2020-12-23 01:19:44,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:19:44,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924024307] [2020-12-23 01:19:44,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:19:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:19:45,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 01:19:45,114 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924024307] [2020-12-23 01:19:45,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 01:19:45,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 01:19:45,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664727083] [2020-12-23 01:19:45,119 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 01:19:45,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:19:45,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 01:19:45,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 01:19:45,122 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. Second operand 4 states. [2020-12-23 01:19:45,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:19:45,229 INFO L93 Difference]: Finished difference Result 45 states and 57 transitions. [2020-12-23 01:19:45,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 01:19:45,231 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-12-23 01:19:45,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:19:45,232 INFO L225 Difference]: With dead ends: 45 [2020-12-23 01:19:45,232 INFO L226 Difference]: Without dead ends: 31 [2020-12-23 01:19:45,234 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 01:19:45,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-12-23 01:19:45,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 23. [2020-12-23 01:19:45,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-12-23 01:19:45,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-12-23 01:19:45,244 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 12 [2020-12-23 01:19:45,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:19:45,245 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-12-23 01:19:45,245 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 01:19:45,245 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-12-23 01:19:45,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-23 01:19:45,246 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:19:45,246 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:19:45,247 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 01:19:45,247 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:19:45,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:19:45,248 INFO L82 PathProgramCache]: Analyzing trace with hash -1992201947, now seen corresponding path program 1 times [2020-12-23 01:19:45,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:19:45,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747247295] [2020-12-23 01:19:45,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:19:45,278 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 01:19:45,279 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1344242732] [2020-12-23 01:19:45,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 01:19:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:19:45,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-23 01:19:45,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:19:45,678 INFO L382 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 [2020-12-23 01:19:45,680 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:45,685 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:19:45,686 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:19:45,687 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2020-12-23 01:19:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 01:19:45,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747247295] [2020-12-23 01:19:45,761 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 01:19:45,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1344242732] [2020-12-23 01:19:45,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 01:19:45,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-12-23 01:19:45,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891892326] [2020-12-23 01:19:45,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 01:19:45,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:19:45,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 01:19:45,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-12-23 01:19:45,767 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 9 states. [2020-12-23 01:19:46,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:19:46,262 INFO L93 Difference]: Finished difference Result 45 states and 53 transitions. [2020-12-23 01:19:46,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-23 01:19:46,263 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 18 [2020-12-23 01:19:46,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:19:46,265 INFO L225 Difference]: With dead ends: 45 [2020-12-23 01:19:46,265 INFO L226 Difference]: Without dead ends: 43 [2020-12-23 01:19:46,267 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-12-23 01:19:46,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-12-23 01:19:46,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 25. [2020-12-23 01:19:46,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2020-12-23 01:19:46,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2020-12-23 01:19:46,275 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 18 [2020-12-23 01:19:46,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:19:46,275 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2020-12-23 01:19:46,276 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 01:19:46,276 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2020-12-23 01:19:46,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-23 01:19:46,277 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:19:46,277 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:19:46,491 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-12-23 01:19:46,493 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:19:46,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:19:46,496 INFO L82 PathProgramCache]: Analyzing trace with hash -748772581, now seen corresponding path program 1 times [2020-12-23 01:19:46,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:19:46,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781693408] [2020-12-23 01:19:46,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:19:46,530 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 01:19:46,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [232090433] [2020-12-23 01:19:46,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 01:19:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:19:46,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-23 01:19:46,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:19:46,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-23 01:19:46,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781693408] [2020-12-23 01:19:46,780 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 01:19:46,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [232090433] [2020-12-23 01:19:46,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 01:19:46,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-12-23 01:19:46,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662932007] [2020-12-23 01:19:46,782 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 01:19:46,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:19:46,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 01:19:46,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-23 01:19:46,784 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand 7 states. [2020-12-23 01:19:47,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:19:47,010 INFO L93 Difference]: Finished difference Result 65 states and 76 transitions. [2020-12-23 01:19:47,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 01:19:47,012 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2020-12-23 01:19:47,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:19:47,017 INFO L225 Difference]: With dead ends: 65 [2020-12-23 01:19:47,017 INFO L226 Difference]: Without dead ends: 41 [2020-12-23 01:19:47,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-12-23 01:19:47,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-12-23 01:19:47,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 29. [2020-12-23 01:19:47,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-12-23 01:19:47,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 33 transitions. [2020-12-23 01:19:47,044 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 33 transitions. Word has length 22 [2020-12-23 01:19:47,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:19:47,044 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 33 transitions. [2020-12-23 01:19:47,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 01:19:47,045 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2020-12-23 01:19:47,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-23 01:19:47,049 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:19:47,050 INFO L422 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] [2020-12-23 01:19:47,263 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:19:47,264 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:19:47,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:19:47,266 INFO L82 PathProgramCache]: Analyzing trace with hash 430403928, now seen corresponding path program 1 times [2020-12-23 01:19:47,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:19:47,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917320995] [2020-12-23 01:19:47,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:19:47,294 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 01:19:47,295 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1533238262] [2020-12-23 01:19:47,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 01:19:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:19:47,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2020-12-23 01:19:47,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:19:47,402 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2020-12-23 01:19:47,405 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:47,411 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:19:47,413 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:19:47,413 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:8 [2020-12-23 01:19:47,434 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-12-23 01:19:47,435 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:47,442 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:19:47,444 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:19:47,445 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2020-12-23 01:19:47,543 INFO L348 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2020-12-23 01:19:47,545 INFO L382 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 27 treesize of output 22 [2020-12-23 01:19:47,550 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:47,565 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:19:47,569 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:19:47,570 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:27 [2020-12-23 01:19:47,669 INFO L348 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2020-12-23 01:19:47,670 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 32 [2020-12-23 01:19:47,675 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:47,692 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:19:47,694 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:19:47,695 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:31 [2020-12-23 01:19:47,819 INFO L348 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2020-12-23 01:19:47,820 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 44 [2020-12-23 01:19:47,824 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:47,840 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:19:47,848 INFO L547 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. [2020-12-23 01:19:47,848 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:51, output treesize:55 [2020-12-23 01:19:48,216 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:19:48,225 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:19:48,228 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:19:48,239 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:19:48,243 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:19:48,258 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-23 01:19:48,321 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 01:19:48,323 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917320995] [2020-12-23 01:19:48,324 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 01:19:48,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1533238262] [2020-12-23 01:19:48,329 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 01:19:48,329 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-12-23 01:19:48,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463069743] [2020-12-23 01:19:48,330 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-23 01:19:48,330 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:19:48,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-23 01:19:48,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-12-23 01:19:48,331 INFO L87 Difference]: Start difference. First operand 29 states and 33 transitions. Second operand 13 states. [2020-12-23 01:19:49,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:19:49,152 INFO L93 Difference]: Finished difference Result 68 states and 81 transitions. [2020-12-23 01:19:49,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-12-23 01:19:49,153 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 28 [2020-12-23 01:19:49,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:19:49,154 INFO L225 Difference]: With dead ends: 68 [2020-12-23 01:19:49,154 INFO L226 Difference]: Without dead ends: 46 [2020-12-23 01:19:49,156 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2020-12-23 01:19:49,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-12-23 01:19:49,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 35. [2020-12-23 01:19:49,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-12-23 01:19:49,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 39 transitions. [2020-12-23 01:19:49,164 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 39 transitions. Word has length 28 [2020-12-23 01:19:49,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:19:49,165 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 39 transitions. [2020-12-23 01:19:49,165 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-23 01:19:49,165 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2020-12-23 01:19:49,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-23 01:19:49,166 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:19:49,167 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:19:49,380 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:19:49,381 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:19:49,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:19:49,382 INFO L82 PathProgramCache]: Analyzing trace with hash 877615566, now seen corresponding path program 2 times [2020-12-23 01:19:49,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:19:49,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429646795] [2020-12-23 01:19:49,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:19:49,410 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 01:19:49,411 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [486244913] [2020-12-23 01:19:49,412 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 01:19:49,501 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-23 01:19:49,502 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 01:19:49,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-23 01:19:49,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:19:49,639 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-23 01:19:49,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429646795] [2020-12-23 01:19:49,642 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 01:19:49,642 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [486244913] [2020-12-23 01:19:49,643 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 01:19:49,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-12-23 01:19:49,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215177821] [2020-12-23 01:19:49,647 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 01:19:49,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:19:49,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 01:19:49,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-12-23 01:19:49,650 INFO L87 Difference]: Start difference. First operand 35 states and 39 transitions. Second operand 9 states. [2020-12-23 01:19:49,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:19:49,886 INFO L93 Difference]: Finished difference Result 89 states and 100 transitions. [2020-12-23 01:19:49,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-23 01:19:49,888 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 32 [2020-12-23 01:19:49,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:19:49,898 INFO L225 Difference]: With dead ends: 89 [2020-12-23 01:19:49,898 INFO L226 Difference]: Without dead ends: 51 [2020-12-23 01:19:49,901 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2020-12-23 01:19:49,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-12-23 01:19:49,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 39. [2020-12-23 01:19:49,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-12-23 01:19:49,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2020-12-23 01:19:49,927 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 32 [2020-12-23 01:19:49,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:19:49,927 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2020-12-23 01:19:49,927 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 01:19:49,928 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2020-12-23 01:19:49,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-23 01:19:49,934 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:19:49,937 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:19:50,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:19:50,155 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:19:50,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:19:50,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1129715953, now seen corresponding path program 3 times [2020-12-23 01:19:50,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:19:50,156 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949455857] [2020-12-23 01:19:50,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:19:50,218 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 01:19:50,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1598020067] [2020-12-23 01:19:50,219 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 01:19:50,354 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-12-23 01:19:50,354 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 01:19:50,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 58 conjunts are in the unsatisfiable core [2020-12-23 01:19:50,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:19:50,378 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2020-12-23 01:19:50,381 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:50,387 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:19:50,389 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:19:50,389 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2020-12-23 01:19:50,409 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-12-23 01:19:50,411 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:50,419 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:19:50,420 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:19:50,421 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2020-12-23 01:19:50,541 INFO L348 Elim1Store]: treesize reduction 54, result has 46.0 percent of original size [2020-12-23 01:19:50,542 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 62 [2020-12-23 01:19:50,550 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:50,594 INFO L625 ElimStorePlain]: treesize reduction 22, result has 67.6 percent of original size [2020-12-23 01:19:50,600 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:19:50,601 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:46 [2020-12-23 01:19:50,740 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 01:19:50,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:50,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:50,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:50,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:50,786 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 43 [2020-12-23 01:19:50,790 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:50,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:50,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:50,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:50,833 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:19:50,834 INFO L382 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 57 treesize of output 105 [2020-12-23 01:19:50,839 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:50,980 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-12-23 01:19:50,981 INFO L625 ElimStorePlain]: treesize reduction 58, result has 70.1 percent of original size [2020-12-23 01:19:50,985 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 01:19:50,986 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:139, output treesize:136 [2020-12-23 01:19:51,099 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 01:19:51,102 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:19:51,311 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:19:51,486 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-23 01:19:51,732 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:19:51,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:51,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:51,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:51,778 INFO L382 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 42 treesize of output 43 [2020-12-23 01:19:51,782 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:51,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:51,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:51,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:51,814 INFO L382 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 44 treesize of output 43 [2020-12-23 01:19:51,818 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:51,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:51,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:51,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:51,865 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:19:51,866 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 101 [2020-12-23 01:19:51,872 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:52,132 WARN L197 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 60 [2020-12-23 01:19:52,133 INFO L625 ElimStorePlain]: treesize reduction 77, result has 71.8 percent of original size [2020-12-23 01:19:52,139 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2020-12-23 01:19:52,139 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:209, output treesize:196 [2020-12-23 01:19:52,371 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-23 01:19:52,603 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-23 01:19:52,659 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:19:52,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:52,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:52,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:52,706 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:19:52,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:52,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:52,712 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:19:52,728 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:19:52,734 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:19:52,742 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 69 [2020-12-23 01:19:52,748 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:52,759 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:19:52,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:52,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:52,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:52,766 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:19:52,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:52,774 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:19:52,782 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:19:52,796 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 69 [2020-12-23 01:19:52,799 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:52,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:52,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:52,820 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:19:52,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:52,827 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:19:52,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:53,037 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-12-23 01:19:53,038 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:19:53,039 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 19 case distinctions, treesize of input 95 treesize of output 359 [2020-12-23 01:19:53,057 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 2, 1] term [2020-12-23 01:19:53,058 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-23 01:19:53,061 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 2, 1] term [2020-12-23 01:19:53,062 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-23 01:19:53,068 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 2, 1] term [2020-12-23 01:19:53,069 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:19:53,080 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 2, 1] term [2020-12-23 01:19:53,081 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-23 01:19:53,083 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 2, 1] term [2020-12-23 01:19:53,083 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:19:53,086 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 2, 1] term [2020-12-23 01:19:53,087 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:19:53,088 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:19:53,089 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:19:53,091 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:19:53,091 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:19:53,140 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:53,772 WARN L197 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 73 [2020-12-23 01:19:53,775 INFO L625 ElimStorePlain]: treesize reduction 1238, result has 20.4 percent of original size [2020-12-23 01:19:53,781 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2020-12-23 01:19:53,782 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:313, output treesize:317 [2020-12-23 01:19:54,087 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-12-23 01:19:54,392 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-12-23 01:19:54,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,740 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:19:54,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,745 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:19:54,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:19:54,920 WARN L197 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-23 01:19:54,921 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:19:54,922 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 24 case distinctions, treesize of input 141 treesize of output 373 [2020-12-23 01:19:54,935 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 2, 1] term [2020-12-23 01:19:54,935 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-23 01:19:54,938 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 2, 1] term [2020-12-23 01:19:54,939 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-23 01:19:54,942 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 2, 1] term [2020-12-23 01:19:54,943 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:19:54,945 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 2, 1] term [2020-12-23 01:19:54,946 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-23 01:19:54,947 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 2, 1] term [2020-12-23 01:19:54,948 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:19:54,949 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 2, 1] term [2020-12-23 01:19:54,950 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:19:54,952 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:19:54,952 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:19:54,954 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:19:54,955 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:19:54,975 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:19:55,349 WARN L197 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 51 [2020-12-23 01:19:55,352 INFO L625 ElimStorePlain]: treesize reduction 939, result has 12.2 percent of original size [2020-12-23 01:19:55,358 INFO L547 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. [2020-12-23 01:19:55,358 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:158, output treesize:131 [2020-12-23 01:19:56,339 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2020-12-23 01:19:56,570 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:19:56,576 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:19:56,578 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:19:56,586 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-23 01:19:56,724 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 01:19:56,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949455857] [2020-12-23 01:19:56,725 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 01:19:56,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1598020067] [2020-12-23 01:19:56,726 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 01:19:56,726 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-12-23 01:19:56,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587345140] [2020-12-23 01:19:56,727 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-12-23 01:19:56,727 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:19:56,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-12-23 01:19:56,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=469, Unknown=0, NotChecked=0, Total=552 [2020-12-23 01:19:56,729 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand 24 states. [2020-12-23 01:19:57,610 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2020-12-23 01:19:57,888 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 46 [2020-12-23 01:19:58,296 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 49 [2020-12-23 01:19:58,598 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2020-12-23 01:19:58,806 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-12-23 01:19:59,324 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 44 [2020-12-23 01:19:59,751 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 47 [2020-12-23 01:20:00,283 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 46 [2020-12-23 01:20:00,700 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2020-12-23 01:20:00,956 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 50 [2020-12-23 01:20:01,191 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2020-12-23 01:20:01,565 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 67 [2020-12-23 01:20:02,028 WARN L197 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 78 [2020-12-23 01:20:02,449 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 68 [2020-12-23 01:20:02,866 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 66 [2020-12-23 01:20:03,280 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 70 [2020-12-23 01:20:03,659 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 72 [2020-12-23 01:20:03,879 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 38 [2020-12-23 01:20:04,269 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 42 [2020-12-23 01:20:04,719 WARN L197 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 76 [2020-12-23 01:20:05,259 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2020-12-23 01:20:05,858 WARN L197 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 80 [2020-12-23 01:20:06,332 WARN L197 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 76 [2020-12-23 01:20:06,749 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 71 [2020-12-23 01:20:07,073 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2020-12-23 01:20:07,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:20:07,083 INFO L93 Difference]: Finished difference Result 100 states and 112 transitions. [2020-12-23 01:20:07,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-12-23 01:20:07,085 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 38 [2020-12-23 01:20:07,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:20:07,086 INFO L225 Difference]: With dead ends: 100 [2020-12-23 01:20:07,087 INFO L226 Difference]: Without dead ends: 79 [2020-12-23 01:20:07,089 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 718 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=451, Invalid=2305, Unknown=0, NotChecked=0, Total=2756 [2020-12-23 01:20:07,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-12-23 01:20:07,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 47. [2020-12-23 01:20:07,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-12-23 01:20:07,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2020-12-23 01:20:07,102 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 38 [2020-12-23 01:20:07,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:20:07,102 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2020-12-23 01:20:07,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-12-23 01:20:07,103 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2020-12-23 01:20:07,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-23 01:20:07,104 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:20:07,104 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:20:07,307 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-12-23 01:20:07,308 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:20:07,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:20:07,309 INFO L82 PathProgramCache]: Analyzing trace with hash -1247413058, now seen corresponding path program 4 times [2020-12-23 01:20:07,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:20:07,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606923276] [2020-12-23 01:20:07,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:20:07,352 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 01:20:07,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [263796015] [2020-12-23 01:20:07,352 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 01:20:07,421 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-23 01:20:07,422 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 01:20:07,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-23 01:20:07,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:20:07,574 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-23 01:20:07,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606923276] [2020-12-23 01:20:07,574 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 01:20:07,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263796015] [2020-12-23 01:20:07,575 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 01:20:07,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-12-23 01:20:07,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850010063] [2020-12-23 01:20:07,576 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-23 01:20:07,576 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:20:07,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-23 01:20:07,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-12-23 01:20:07,578 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand 11 states. [2020-12-23 01:20:07,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:20:07,919 INFO L93 Difference]: Finished difference Result 118 states and 131 transitions. [2020-12-23 01:20:07,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-23 01:20:07,920 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 41 [2020-12-23 01:20:07,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:20:07,924 INFO L225 Difference]: With dead ends: 118 [2020-12-23 01:20:07,924 INFO L226 Difference]: Without dead ends: 63 [2020-12-23 01:20:07,925 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-12-23 01:20:07,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-12-23 01:20:07,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 45. [2020-12-23 01:20:07,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-12-23 01:20:07,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 50 transitions. [2020-12-23 01:20:07,938 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 50 transitions. Word has length 41 [2020-12-23 01:20:07,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:20:07,939 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 50 transitions. [2020-12-23 01:20:07,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-23 01:20:07,939 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2020-12-23 01:20:07,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-23 01:20:07,940 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:20:07,940 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:20:08,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:20:08,155 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:20:08,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:20:08,156 INFO L82 PathProgramCache]: Analyzing trace with hash -1596358930, now seen corresponding path program 5 times [2020-12-23 01:20:08,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:20:08,157 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057485306] [2020-12-23 01:20:08,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:20:08,178 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 01:20:08,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1976716736] [2020-12-23 01:20:08,179 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:20:08,292 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2020-12-23 01:20:08,293 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 01:20:08,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 47 conjunts are in the unsatisfiable core [2020-12-23 01:20:08,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:20:08,331 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2020-12-23 01:20:08,333 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:08,337 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:08,339 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:08,339 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:8 [2020-12-23 01:20:08,360 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-12-23 01:20:08,361 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:08,371 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:08,372 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:08,373 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2020-12-23 01:20:08,422 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:08,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,428 INFO L382 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 29 [2020-12-23 01:20:08,430 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:08,446 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:08,448 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:08,449 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:45 [2020-12-23 01:20:08,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,523 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:08,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,531 INFO L382 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 41 [2020-12-23 01:20:08,534 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:08,563 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:08,565 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:08,565 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:59, output treesize:57 [2020-12-23 01:20:08,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,693 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:08,693 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 79 [2020-12-23 01:20:08,702 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:08,767 INFO L625 ElimStorePlain]: treesize reduction 26, result has 71.7 percent of original size [2020-12-23 01:20:08,770 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 01:20:08,771 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:76, output treesize:66 [2020-12-23 01:20:08,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:08,922 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:08,923 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 87 [2020-12-23 01:20:08,931 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:09,012 INFO L625 ElimStorePlain]: treesize reduction 25, result has 75.2 percent of original size [2020-12-23 01:20:09,020 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 01:20:09,021 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:80, output treesize:76 [2020-12-23 01:20:09,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,276 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:09,355 INFO L348 Elim1Store]: treesize reduction 54, result has 53.0 percent of original size [2020-12-23 01:20:09,356 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 98 treesize of output 146 [2020-12-23 01:20:09,373 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:09,473 INFO L625 ElimStorePlain]: treesize reduction 53, result has 66.0 percent of original size [2020-12-23 01:20:09,476 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 01:20:09,476 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:111, output treesize:103 [2020-12-23 01:20:09,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:09,769 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:09,913 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 45 [2020-12-23 01:20:09,914 INFO L348 Elim1Store]: treesize reduction 79, result has 56.4 percent of original size [2020-12-23 01:20:09,915 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 113 treesize of output 190 [2020-12-23 01:20:09,922 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:10,068 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2020-12-23 01:20:10,070 INFO L625 ElimStorePlain]: treesize reduction 83, result has 60.8 percent of original size [2020-12-23 01:20:10,072 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 01:20:10,073 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:126, output treesize:129 [2020-12-23 01:20:10,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:10,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:10,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:10,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:10,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:10,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:10,440 INFO L348 Elim1Store]: treesize reduction 110, result has 25.7 percent of original size [2020-12-23 01:20:10,441 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 119 treesize of output 119 [2020-12-23 01:20:10,446 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:10,538 INFO L625 ElimStorePlain]: treesize reduction 18, result has 84.5 percent of original size [2020-12-23 01:20:10,541 INFO L547 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. [2020-12-23 01:20:10,542 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:126, output treesize:98 [2020-12-23 01:20:11,079 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:20:11,082 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:20:11,083 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-23 01:20:11,088 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:20:11,089 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-23 01:20:11,093 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-23 01:20:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 01:20:11,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057485306] [2020-12-23 01:20:11,214 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 01:20:11,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1976716736] [2020-12-23 01:20:11,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 01:20:11,215 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-12-23 01:20:11,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296755398] [2020-12-23 01:20:11,215 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-12-23 01:20:11,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:20:11,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-12-23 01:20:11,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2020-12-23 01:20:11,217 INFO L87 Difference]: Start difference. First operand 45 states and 50 transitions. Second operand 21 states. [2020-12-23 01:20:12,087 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 65 [2020-12-23 01:20:12,463 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 57 [2020-12-23 01:20:12,685 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2020-12-23 01:20:12,858 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 65 [2020-12-23 01:20:13,081 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 65 [2020-12-23 01:20:13,380 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 67 [2020-12-23 01:20:13,641 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 58 [2020-12-23 01:20:13,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:20:13,674 INFO L93 Difference]: Finished difference Result 97 states and 111 transitions. [2020-12-23 01:20:13,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-12-23 01:20:13,675 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 44 [2020-12-23 01:20:13,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:20:13,676 INFO L225 Difference]: With dead ends: 97 [2020-12-23 01:20:13,676 INFO L226 Difference]: Without dead ends: 59 [2020-12-23 01:20:13,678 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=166, Invalid=764, Unknown=0, NotChecked=0, Total=930 [2020-12-23 01:20:13,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-12-23 01:20:13,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 53. [2020-12-23 01:20:13,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-12-23 01:20:13,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 55 transitions. [2020-12-23 01:20:13,690 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 55 transitions. Word has length 44 [2020-12-23 01:20:13,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:20:13,690 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 55 transitions. [2020-12-23 01:20:13,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-12-23 01:20:13,691 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2020-12-23 01:20:13,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-23 01:20:13,695 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:20:13,695 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:20:13,896 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:20:13,899 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:20:13,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:20:13,900 INFO L82 PathProgramCache]: Analyzing trace with hash -30396710, now seen corresponding path program 6 times [2020-12-23 01:20:13,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:20:13,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892191330] [2020-12-23 01:20:13,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:20:13,924 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 01:20:13,924 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1937280029] [2020-12-23 01:20:13,924 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:20:14,141 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2020-12-23 01:20:14,141 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 01:20:14,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-23 01:20:14,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:20:14,342 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 32 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-23 01:20:14,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892191330] [2020-12-23 01:20:14,343 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 01:20:14,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1937280029] [2020-12-23 01:20:14,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 01:20:14,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-12-23 01:20:14,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701967054] [2020-12-23 01:20:14,345 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-23 01:20:14,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:20:14,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-23 01:20:14,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-12-23 01:20:14,346 INFO L87 Difference]: Start difference. First operand 53 states and 55 transitions. Second operand 13 states. [2020-12-23 01:20:14,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:20:14,738 INFO L93 Difference]: Finished difference Result 128 states and 134 transitions. [2020-12-23 01:20:14,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-23 01:20:14,739 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 52 [2020-12-23 01:20:14,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:20:14,740 INFO L225 Difference]: With dead ends: 128 [2020-12-23 01:20:14,741 INFO L226 Difference]: Without dead ends: 71 [2020-12-23 01:20:14,742 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2020-12-23 01:20:14,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-12-23 01:20:14,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 59. [2020-12-23 01:20:14,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-12-23 01:20:14,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 61 transitions. [2020-12-23 01:20:14,756 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 61 transitions. Word has length 52 [2020-12-23 01:20:14,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:20:14,757 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 61 transitions. [2020-12-23 01:20:14,757 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-23 01:20:14,757 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2020-12-23 01:20:14,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 01:20:14,758 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:20:14,758 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:20:14,971 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-23 01:20:14,973 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:20:14,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:20:14,974 INFO L82 PathProgramCache]: Analyzing trace with hash 1463923901, now seen corresponding path program 7 times [2020-12-23 01:20:14,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:20:14,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029669481] [2020-12-23 01:20:14,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:20:15,031 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 01:20:15,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [647310914] [2020-12-23 01:20:15,036 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:20:15,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:20:15,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 62 conjunts are in the unsatisfiable core [2020-12-23 01:20:15,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:20:15,187 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2020-12-23 01:20:15,189 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,197 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:15,199 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,199 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2020-12-23 01:20:15,219 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-12-23 01:20:15,220 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,231 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:15,232 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,232 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:21 [2020-12-23 01:20:15,298 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:15,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,301 INFO L382 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 29 [2020-12-23 01:20:15,303 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,320 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:15,322 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,322 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:37 [2020-12-23 01:20:15,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,399 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 44 [2020-12-23 01:20:15,403 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,431 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:15,432 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,433 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:64, output treesize:60 [2020-12-23 01:20:15,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,527 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:15,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,536 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 53 [2020-12-23 01:20:15,539 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,565 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:15,567 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,568 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:53 [2020-12-23 01:20:15,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,691 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 58 [2020-12-23 01:20:15,694 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,717 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:15,718 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,719 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:66, output treesize:62 [2020-12-23 01:20:15,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:15,867 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 68 [2020-12-23 01:20:15,870 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,925 INFO L625 ElimStorePlain]: treesize reduction 4, result has 94.4 percent of original size [2020-12-23 01:20:15,926 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:15,927 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:68 [2020-12-23 01:20:16,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,076 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:16,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,096 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:16,097 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:16,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,154 INFO L348 Elim1Store]: treesize reduction 24, result has 64.7 percent of original size [2020-12-23 01:20:16,155 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 94 treesize of output 142 [2020-12-23 01:20:16,160 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:16,249 INFO L625 ElimStorePlain]: treesize reduction 95, result has 55.6 percent of original size [2020-12-23 01:20:16,250 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:16,251 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:103, output treesize:119 [2020-12-23 01:20:16,442 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:16,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,467 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:16,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,469 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:16,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,475 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:16,535 INFO L348 Elim1Store]: treesize reduction 8, result has 86.0 percent of original size [2020-12-23 01:20:16,536 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 147 treesize of output 164 [2020-12-23 01:20:16,552 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:16,634 INFO L625 ElimStorePlain]: treesize reduction 22, result has 85.4 percent of original size [2020-12-23 01:20:16,646 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:16,646 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:156, output treesize:129 [2020-12-23 01:20:16,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,874 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:16,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,887 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:16,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,890 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:16,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,894 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:16,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:16,899 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:16,978 INFO L348 Elim1Store]: treesize reduction 8, result has 87.7 percent of original size [2020-12-23 01:20:16,979 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 37 case distinctions, treesize of input 156 treesize of output 187 [2020-12-23 01:20:16,986 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:17,094 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2020-12-23 01:20:17,095 INFO L625 ElimStorePlain]: treesize reduction 22, result has 87.6 percent of original size [2020-12-23 01:20:17,097 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:17,097 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:165, output treesize:155 [2020-12-23 01:20:17,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,340 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:17,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,354 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:17,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:17,360 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:17,361 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:17,399 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:17,399 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 37 case distinctions, treesize of input 126 treesize of output 165 [2020-12-23 01:20:17,406 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:17,480 INFO L625 ElimStorePlain]: treesize reduction 8, result has 92.2 percent of original size [2020-12-23 01:20:17,483 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 01:20:17,483 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:129, output treesize:94 [2020-12-23 01:20:18,240 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-23 01:20:18,242 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-23 01:20:18,348 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 01:20:18,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029669481] [2020-12-23 01:20:18,349 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 01:20:18,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647310914] [2020-12-23 01:20:18,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 01:20:18,350 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-12-23 01:20:18,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969287125] [2020-12-23 01:20:18,350 INFO L461 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-12-23 01:20:18,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:20:18,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-12-23 01:20:18,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=664, Unknown=0, NotChecked=0, Total=756 [2020-12-23 01:20:18,352 INFO L87 Difference]: Start difference. First operand 59 states and 61 transitions. Second operand 28 states. [2020-12-23 01:20:19,978 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 74 [2020-12-23 01:20:20,215 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2020-12-23 01:20:20,470 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 81 [2020-12-23 01:20:20,692 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2020-12-23 01:20:20,930 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2020-12-23 01:20:20,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:20:20,958 INFO L93 Difference]: Finished difference Result 72 states and 74 transitions. [2020-12-23 01:20:20,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-12-23 01:20:20,959 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 58 [2020-12-23 01:20:20,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:20:20,960 INFO L225 Difference]: With dead ends: 72 [2020-12-23 01:20:20,960 INFO L226 Difference]: Without dead ends: 70 [2020-12-23 01:20:20,962 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 328 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=187, Invalid=1219, Unknown=0, NotChecked=0, Total=1406 [2020-12-23 01:20:20,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2020-12-23 01:20:20,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 63. [2020-12-23 01:20:20,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-12-23 01:20:20,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 65 transitions. [2020-12-23 01:20:20,977 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 65 transitions. Word has length 58 [2020-12-23 01:20:20,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:20:20,977 INFO L481 AbstractCegarLoop]: Abstraction has 63 states and 65 transitions. [2020-12-23 01:20:20,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-12-23 01:20:20,978 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 65 transitions. [2020-12-23 01:20:20,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-23 01:20:20,979 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:20:20,979 INFO L422 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:20:21,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:20:21,195 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:20:21,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:20:21,196 INFO L82 PathProgramCache]: Analyzing trace with hash -895524173, now seen corresponding path program 8 times [2020-12-23 01:20:21,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:20:21,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940296485] [2020-12-23 01:20:21,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:20:21,249 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 01:20:21,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [889407389] [2020-12-23 01:20:21,249 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:20:21,322 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-23 01:20:21,323 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 01:20:21,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-23 01:20:21,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:20:21,584 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 50 proven. 35 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-12-23 01:20:21,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940296485] [2020-12-23 01:20:21,585 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 01:20:21,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889407389] [2020-12-23 01:20:21,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 01:20:21,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-12-23 01:20:21,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772885746] [2020-12-23 01:20:21,586 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-23 01:20:21,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:20:21,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-23 01:20:21,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2020-12-23 01:20:21,587 INFO L87 Difference]: Start difference. First operand 63 states and 65 transitions. Second operand 15 states. [2020-12-23 01:20:22,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:20:22,017 INFO L93 Difference]: Finished difference Result 149 states and 155 transitions. [2020-12-23 01:20:22,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-12-23 01:20:22,019 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 62 [2020-12-23 01:20:22,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:20:22,020 INFO L225 Difference]: With dead ends: 149 [2020-12-23 01:20:22,021 INFO L226 Difference]: Without dead ends: 81 [2020-12-23 01:20:22,022 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=133, Invalid=329, Unknown=0, NotChecked=0, Total=462 [2020-12-23 01:20:22,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-12-23 01:20:22,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 69. [2020-12-23 01:20:22,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-12-23 01:20:22,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 71 transitions. [2020-12-23 01:20:22,037 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 71 transitions. Word has length 62 [2020-12-23 01:20:22,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:20:22,037 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 71 transitions. [2020-12-23 01:20:22,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-12-23 01:20:22,038 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 71 transitions. [2020-12-23 01:20:22,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 01:20:22,039 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:20:22,039 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:20:22,254 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:20:22,255 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:20:22,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:20:22,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1035707248, now seen corresponding path program 9 times [2020-12-23 01:20:22,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:20:22,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288941956] [2020-12-23 01:20:22,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:20:22,299 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 01:20:22,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1781167551] [2020-12-23 01:20:22,300 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:20:22,698 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2020-12-23 01:20:22,699 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 01:20:22,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 74 conjunts are in the unsatisfiable core [2020-12-23 01:20:22,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:20:22,720 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2020-12-23 01:20:22,723 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:22,730 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:22,731 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:22,732 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2020-12-23 01:20:22,751 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-12-23 01:20:22,752 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:22,765 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:22,767 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:22,767 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:21 [2020-12-23 01:20:22,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:22,812 INFO L382 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 27 treesize of output 22 [2020-12-23 01:20:22,814 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:22,830 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:22,831 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:22,831 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:37, output treesize:33 [2020-12-23 01:20:22,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:22,973 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 33 [2020-12-23 01:20:22,974 INFO L348 Elim1Store]: treesize reduction 69, result has 55.8 percent of original size [2020-12-23 01:20:22,974 INFO L382 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 3 new quantified variables, introduced 5 case distinctions, treesize of input 49 treesize of output 108 [2020-12-23 01:20:22,977 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:23,047 INFO L625 ElimStorePlain]: treesize reduction 58, result has 48.7 percent of original size [2020-12-23 01:20:23,048 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 01:20:23,049 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:59, output treesize:55 [2020-12-23 01:20:23,154 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:20:23,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,290 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:23,290 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 179 [2020-12-23 01:20:23,295 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:23,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,304 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:23,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,307 INFO L382 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 59 treesize of output 46 [2020-12-23 01:20:23,309 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:23,466 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 38 [2020-12-23 01:20:23,467 INFO L625 ElimStorePlain]: treesize reduction 106, result has 56.6 percent of original size [2020-12-23 01:20:23,469 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 01:20:23,469 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:151, output treesize:138 [2020-12-23 01:20:23,678 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 01:20:23,679 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:20:23,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,697 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:23,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,727 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 63 [2020-12-23 01:20:23,730 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:23,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,765 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 60 [2020-12-23 01:20:23,768 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:23,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:23,905 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:23,906 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 89 treesize of output 224 [2020-12-23 01:20:23,912 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:24,226 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 53 [2020-12-23 01:20:24,227 INFO L625 ElimStorePlain]: treesize reduction 153, result has 63.8 percent of original size [2020-12-23 01:20:24,230 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-12-23 01:20:24,230 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:285, output treesize:270 [2020-12-23 01:20:24,423 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-23 01:20:24,629 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-23 01:20:24,855 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-23 01:20:24,861 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:20:24,862 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-23 01:20:24,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,924 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 77 [2020-12-23 01:20:24,927 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:24,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,943 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:24,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,000 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 80 [2020-12-23 01:20:25,010 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:25,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,068 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 77 [2020-12-23 01:20:25,071 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:25,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:25,244 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-12-23 01:20:25,245 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:25,245 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 112 treesize of output 269 [2020-12-23 01:20:25,257 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:25,791 WARN L197 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 68 [2020-12-23 01:20:25,793 INFO L625 ElimStorePlain]: treesize reduction 174, result has 72.4 percent of original size [2020-12-23 01:20:25,798 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-12-23 01:20:25,798 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:477, output treesize:457 [2020-12-23 01:20:26,141 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-12-23 01:20:26,152 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-23 01:20:26,155 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:20:26,827 WARN L197 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-12-23 01:20:26,839 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-23 01:20:27,275 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-12-23 01:20:27,787 WARN L197 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-12-23 01:20:27,812 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-23 01:20:27,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,888 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 71 [2020-12-23 01:20:27,891 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:27,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,975 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 71 [2020-12-23 01:20:27,979 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:27,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:27,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,095 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 83 [2020-12-23 01:20:28,098 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:28,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,240 INFO L244 Elim1Store]: Index analysis took 131 ms [2020-12-23 01:20:28,336 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:28,337 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 119 treesize of output 247 [2020-12-23 01:20:28,346 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:28,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:28,402 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 71 [2020-12-23 01:20:28,405 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:29,142 WARN L197 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 107 [2020-12-23 01:20:29,143 INFO L625 ElimStorePlain]: treesize reduction 214, result has 70.1 percent of original size [2020-12-23 01:20:29,148 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 5 xjuncts. [2020-12-23 01:20:29,149 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:532, output treesize:501 [2020-12-23 01:20:29,695 WARN L197 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-12-23 01:20:30,215 WARN L197 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-12-23 01:20:30,244 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-23 01:20:30,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,289 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:30,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,300 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:30,360 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:30,379 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:30,386 INFO L244 Elim1Store]: Index analysis took 118 ms [2020-12-23 01:20:30,388 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 97 [2020-12-23 01:20:30,391 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:30,408 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:30,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,417 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:30,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:30,492 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:30,521 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:30,641 INFO L244 Elim1Store]: Index analysis took 235 ms [2020-12-23 01:20:30,643 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:31,323 WARN L197 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-12-23 01:20:31,324 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:31,324 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 11 disjoint index pairs (out of 45 index pairs), introduced 8 new quantified variables, introduced 37 case distinctions, treesize of input 149 treesize of output 677 [2020-12-23 01:20:31,344 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[20, 3, 2, 1] term [2020-12-23 01:20:31,345 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 20 disjuncts [2020-12-23 01:20:31,350 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[19, 3, 2, 1] term [2020-12-23 01:20:31,351 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 19 disjuncts [2020-12-23 01:20:31,353 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[18, 3, 2, 1] term [2020-12-23 01:20:31,354 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 18 disjuncts [2020-12-23 01:20:31,358 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[17, 3, 2, 1] term [2020-12-23 01:20:31,359 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 17 disjuncts [2020-12-23 01:20:31,361 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[16, 3, 2, 1] term [2020-12-23 01:20:31,362 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 16 disjuncts [2020-12-23 01:20:31,364 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[15, 3, 2, 1] term [2020-12-23 01:20:31,364 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 15 disjuncts [2020-12-23 01:20:31,366 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[14, 3, 2, 1] term [2020-12-23 01:20:31,367 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-23 01:20:31,368 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[13, 3, 2, 1] term [2020-12-23 01:20:31,368 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-23 01:20:31,370 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[12, 3, 2, 1] term [2020-12-23 01:20:31,370 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-23 01:20:31,372 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[11, 3, 2, 1] term [2020-12-23 01:20:31,372 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-23 01:20:31,373 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[10, 3, 2, 1] term [2020-12-23 01:20:31,374 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-23 01:20:31,375 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 2, 1] term [2020-12-23 01:20:31,376 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-23 01:20:31,377 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 2, 1] term [2020-12-23 01:20:31,378 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-23 01:20:31,379 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 2, 1] term [2020-12-23 01:20:31,380 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:20:31,381 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 1] term [2020-12-23 01:20:31,382 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-23 01:20:31,383 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 1] term [2020-12-23 01:20:31,383 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-23 01:20:31,384 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 1] term [2020-12-23 01:20:31,384 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-23 01:20:31,385 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:20:31,385 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:20:31,386 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:20:31,386 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:20:31,474 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:31,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,510 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:31,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,518 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:31,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,572 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:31,589 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:31,620 INFO L244 Elim1Store]: Index analysis took 124 ms [2020-12-23 01:20:31,624 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 97 [2020-12-23 01:20:31,627 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:31,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,673 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:31,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,691 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:31,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,761 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:31,805 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:31,841 INFO L244 Elim1Store]: Index analysis took 188 ms [2020-12-23 01:20:31,845 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 17 disjoint index pairs (out of 36 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 109 [2020-12-23 01:20:31,851 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:31,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,887 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:31,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,905 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:31,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:31,916 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 97 [2020-12-23 01:20:31,919 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:33,036 WARN L197 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 273 DAG size of output: 117 [2020-12-23 01:20:33,037 INFO L625 ElimStorePlain]: treesize reduction 1684, result has 34.1 percent of original size [2020-12-23 01:20:33,042 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 5 xjuncts. [2020-12-23 01:20:33,042 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:676, output treesize:872 [2020-12-23 01:20:33,721 WARN L197 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-12-23 01:20:33,733 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 5, 12, 1] term [2020-12-23 01:20:33,733 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-23 01:20:34,336 WARN L197 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-12-23 01:20:34,370 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-23 01:20:34,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,633 INFO L244 Elim1Store]: Index analysis took 240 ms [2020-12-23 01:20:34,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:34,665 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:34,668 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:35,445 WARN L197 SmtUtils]: Spent 774.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-12-23 01:20:35,446 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:35,446 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 11 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 32 case distinctions, treesize of input 130 treesize of output 633 [2020-12-23 01:20:35,456 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 20 disjuncts [2020-12-23 01:20:35,458 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 19 disjuncts [2020-12-23 01:20:35,460 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 18 disjuncts [2020-12-23 01:20:35,462 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 17 disjuncts [2020-12-23 01:20:35,464 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 16 disjuncts [2020-12-23 01:20:35,466 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 15 disjuncts [2020-12-23 01:20:35,467 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[14, 3, 2, 1] term [2020-12-23 01:20:35,467 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-23 01:20:35,469 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[13, 3, 2, 1] term [2020-12-23 01:20:35,469 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-23 01:20:35,470 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[12, 3, 2, 1] term [2020-12-23 01:20:35,471 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-23 01:20:35,473 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[11, 3, 2, 1] term [2020-12-23 01:20:35,473 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-23 01:20:35,475 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[10, 3, 2, 1] term [2020-12-23 01:20:35,475 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-23 01:20:35,476 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 2, 1] term [2020-12-23 01:20:35,477 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-23 01:20:35,477 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 2, 1] term [2020-12-23 01:20:35,478 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-23 01:20:35,479 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 2, 1] term [2020-12-23 01:20:35,480 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:20:35,481 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 2, 1] term [2020-12-23 01:20:35,482 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-23 01:20:35,483 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 1] term [2020-12-23 01:20:35,483 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-23 01:20:35,484 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 1] term [2020-12-23 01:20:35,484 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-23 01:20:35,485 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:20:35,486 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:20:35,486 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:20:35,487 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:20:35,492 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 15 disjuncts [2020-12-23 01:20:35,494 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-23 01:20:35,496 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2020-12-23 01:20:35,497 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-23 01:20:35,498 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-23 01:20:35,500 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-23 01:20:35,501 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-23 01:20:35,502 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-23 01:20:35,504 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:20:35,505 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-23 01:20:35,507 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-23 01:20:35,508 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:20:35,509 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 01:20:35,510 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 01:20:35,621 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:35,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:35,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:35,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:35,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:35,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:35,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:35,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:35,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:35,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:35,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:35,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:35,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:35,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:36,637 INFO L244 Elim1Store]: Index analysis took 982 ms [2020-12-23 01:20:36,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:36,702 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:36,703 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:38,765 WARN L197 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 269 [2020-12-23 01:20:38,766 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:38,767 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 13 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 52 case distinctions, treesize of input 177 treesize of output 1205 [2020-12-23 01:20:38,788 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[35, 3, 2, 1] term [2020-12-23 01:20:38,788 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 35 disjuncts [2020-12-23 01:20:38,791 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[34, 3, 2, 1] term [2020-12-23 01:20:38,792 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 34 disjuncts [2020-12-23 01:20:38,795 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[33, 3, 2, 1] term [2020-12-23 01:20:38,796 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 33 disjuncts [2020-12-23 01:20:38,799 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[32, 3, 2, 1] term [2020-12-23 01:20:38,799 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 32 disjuncts [2020-12-23 01:20:38,802 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[31, 3, 2, 1] term [2020-12-23 01:20:38,803 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 31 disjuncts [2020-12-23 01:20:38,805 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[30, 3, 2, 1] term [2020-12-23 01:20:38,806 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 30 disjuncts [2020-12-23 01:20:38,808 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[29, 3, 2, 1] term [2020-12-23 01:20:38,808 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 29 disjuncts [2020-12-23 01:20:38,811 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[28, 3, 2, 1] term [2020-12-23 01:20:38,811 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 28 disjuncts [2020-12-23 01:20:38,814 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[27, 3, 2, 1] term [2020-12-23 01:20:38,814 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 27 disjuncts [2020-12-23 01:20:38,816 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[26, 3, 2, 1] term [2020-12-23 01:20:38,816 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 26 disjuncts [2020-12-23 01:20:38,818 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[25, 3, 2, 1] term [2020-12-23 01:20:38,818 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 25 disjuncts [2020-12-23 01:20:38,821 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[24, 3, 2, 1] term [2020-12-23 01:20:38,822 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 24 disjuncts [2020-12-23 01:20:38,823 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[23, 3, 2, 1] term [2020-12-23 01:20:38,824 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 23 disjuncts [2020-12-23 01:20:38,826 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[22, 3, 2, 1] term [2020-12-23 01:20:38,827 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 22 disjuncts [2020-12-23 01:20:38,829 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[21, 3, 2, 1] term [2020-12-23 01:20:38,829 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 21 disjuncts [2020-12-23 01:20:38,831 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[20, 3, 2, 1] term [2020-12-23 01:20:38,831 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 20 disjuncts [2020-12-23 01:20:38,833 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[19, 3, 2, 1] term [2020-12-23 01:20:38,834 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 19 disjuncts [2020-12-23 01:20:38,836 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[18, 3, 2, 1] term [2020-12-23 01:20:38,837 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 18 disjuncts [2020-12-23 01:20:38,838 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[17, 3, 2, 1] term [2020-12-23 01:20:38,838 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 17 disjuncts [2020-12-23 01:20:38,839 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[16, 3, 1] term [2020-12-23 01:20:38,840 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 16 disjuncts [2020-12-23 01:20:38,841 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[15, 3, 1] term [2020-12-23 01:20:38,842 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 15 disjuncts [2020-12-23 01:20:38,843 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[14, 3, 1] term [2020-12-23 01:20:38,844 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 14 disjuncts [2020-12-23 01:20:38,846 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[13, 3, 1] term [2020-12-23 01:20:38,846 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2020-12-23 01:20:38,848 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[12, 3, 1] term [2020-12-23 01:20:38,848 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-23 01:20:38,849 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[11, 3, 1] term [2020-12-23 01:20:38,850 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-23 01:20:38,851 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[10, 3, 1] term [2020-12-23 01:20:38,851 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-23 01:20:38,853 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 1] term [2020-12-23 01:20:38,853 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-23 01:20:38,854 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 1] term [2020-12-23 01:20:38,854 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-23 01:20:38,855 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 1] term [2020-12-23 01:20:38,856 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-23 01:20:38,857 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 1] term [2020-12-23 01:20:38,857 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-23 01:20:38,858 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 1] term [2020-12-23 01:20:38,858 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-23 01:20:38,858 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 1] term [2020-12-23 01:20:38,859 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-23 01:20:38,860 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:20:38,860 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:20:38,861 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:20:38,861 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:20:39,498 WARN L197 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 934 DAG size of output: 207 [2020-12-23 01:20:39,502 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:39,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:39,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,008 INFO L244 Elim1Store]: Index analysis took 466 ms [2020-12-23 01:20:40,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,060 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:40,062 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:40,634 WARN L197 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-12-23 01:20:40,635 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:40,638 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 15 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 29 case distinctions, treesize of input 153 treesize of output 530 [2020-12-23 01:20:40,653 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:40,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:40,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,138 INFO L244 Elim1Store]: Index analysis took 443 ms [2020-12-23 01:20:41,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,166 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:41,167 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:41,856 WARN L197 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-12-23 01:20:41,857 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:41,857 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 17 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 37 case distinctions, treesize of input 159 treesize of output 721 [2020-12-23 01:20:41,866 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[20, 3, 2, 1] term [2020-12-23 01:20:41,867 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 20 disjuncts [2020-12-23 01:20:41,867 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[19, 3, 2, 1] term [2020-12-23 01:20:41,868 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 19 disjuncts [2020-12-23 01:20:41,869 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[18, 3, 2, 1] term [2020-12-23 01:20:41,869 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 18 disjuncts [2020-12-23 01:20:41,869 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[17, 3, 2, 1] term [2020-12-23 01:20:41,870 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 17 disjuncts [2020-12-23 01:20:41,870 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[16, 3, 2, 1] term [2020-12-23 01:20:41,870 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 16 disjuncts [2020-12-23 01:20:41,871 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[15, 3, 2, 1] term [2020-12-23 01:20:41,871 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 15 disjuncts [2020-12-23 01:20:41,872 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[14, 3, 2, 1] term [2020-12-23 01:20:41,872 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-23 01:20:41,873 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[13, 3, 2, 1] term [2020-12-23 01:20:41,873 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-23 01:20:41,874 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[12, 3, 2, 1] term [2020-12-23 01:20:41,874 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-23 01:20:41,875 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[11, 3, 2, 1] term [2020-12-23 01:20:41,875 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-23 01:20:41,876 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[10, 3, 2, 1] term [2020-12-23 01:20:41,876 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-23 01:20:41,877 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 2, 1] term [2020-12-23 01:20:41,877 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-23 01:20:41,878 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 2, 1] term [2020-12-23 01:20:41,878 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-23 01:20:41,878 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 2, 1] term [2020-12-23 01:20:41,879 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:20:41,879 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 1] term [2020-12-23 01:20:41,880 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-23 01:20:41,880 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 1] term [2020-12-23 01:20:41,880 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-23 01:20:41,881 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 1] term [2020-12-23 01:20:41,881 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-23 01:20:41,882 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:20:41,882 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:20:41,883 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:20:41,883 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:20:41,912 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:41,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:41,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:42,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:42,015 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:42,015 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:42,535 WARN L197 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-12-23 01:20:42,536 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:42,536 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 13 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 152 treesize of output 603 [2020-12-23 01:20:42,545 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 18 disjuncts [2020-12-23 01:20:42,546 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 17 disjuncts [2020-12-23 01:20:42,548 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 16 disjuncts [2020-12-23 01:20:42,549 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 15 disjuncts [2020-12-23 01:20:42,550 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-23 01:20:42,552 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-23 01:20:42,557 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-23 01:20:42,559 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-23 01:20:42,560 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-23 01:20:42,561 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-23 01:20:42,561 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-23 01:20:42,562 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:20:42,563 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:20:42,563 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-23 01:20:42,565 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-23 01:20:42,566 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:20:42,567 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:20:42,568 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 01:20:42,572 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 2, 1] term [2020-12-23 01:20:42,572 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-23 01:20:42,573 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 2, 1] term [2020-12-23 01:20:42,574 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:20:42,574 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 2, 1] term [2020-12-23 01:20:42,575 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:20:42,575 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:20:42,576 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:20:42,576 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:20:42,577 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:20:42,605 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:46,359 WARN L197 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 595 DAG size of output: 140 [2020-12-23 01:20:46,360 INFO L625 ElimStorePlain]: treesize reduction 6657, result has 10.2 percent of original size [2020-12-23 01:20:46,365 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 5 xjuncts. [2020-12-23 01:20:46,366 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:849, output treesize:757 [2020-12-23 01:20:47,119 WARN L197 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-12-23 01:20:49,555 WARN L197 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 143 DAG size of output: 143 [2020-12-23 01:20:49,903 INFO L639 QuantifierPusher]: Distributing 10 conjuncts over 2 disjuncts [2020-12-23 01:20:49,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,993 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:49,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:49,995 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:49,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,001 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,138 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,155 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,176 INFO L244 Elim1Store]: Index analysis took 235 ms [2020-12-23 01:20:50,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,181 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,190 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,191 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,231 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:50,231 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 12 disjoint index pairs (out of 45 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 151 treesize of output 163 [2020-12-23 01:20:50,235 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:50,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,289 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,314 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,319 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,386 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,451 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,480 INFO L244 Elim1Store]: Index analysis took 224 ms [2020-12-23 01:20:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,487 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,492 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,492 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:50,528 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:50,529 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 16 disjoint index pairs (out of 55 index pairs), introduced 9 new quantified variables, introduced 25 case distinctions, treesize of input 160 treesize of output 175 [2020-12-23 01:20:50,533 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 01:20:50,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:50,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:51,318 INFO L244 Elim1Store]: Index analysis took 756 ms [2020-12-23 01:20:51,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:51,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:20:51,383 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:51,384 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:51,385 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:20:53,917 WARN L197 SmtUtils]: Spent 2.53 s on a formula simplification that was a NOOP. DAG size: 347 [2020-12-23 01:20:53,917 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:20:53,918 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 15 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 73 case distinctions, treesize of input 188 treesize of output 1564 [2020-12-23 01:20:53,941 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[45, 3, 2, 1] term [2020-12-23 01:20:53,941 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 45 disjuncts [2020-12-23 01:20:53,944 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[44, 3, 2, 1] term [2020-12-23 01:20:53,945 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 44 disjuncts [2020-12-23 01:20:53,948 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[43, 3, 2, 1] term [2020-12-23 01:20:53,948 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 43 disjuncts [2020-12-23 01:20:53,951 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[42, 3, 2, 1] term [2020-12-23 01:20:53,951 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 42 disjuncts [2020-12-23 01:20:53,954 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[41, 3, 2, 1] term [2020-12-23 01:20:53,954 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 41 disjuncts [2020-12-23 01:20:53,956 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[40, 3, 2, 1] term [2020-12-23 01:20:53,956 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 40 disjuncts [2020-12-23 01:20:53,959 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[39, 3, 2, 1] term [2020-12-23 01:20:53,959 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 39 disjuncts [2020-12-23 01:20:53,962 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[38, 3, 2, 1] term [2020-12-23 01:20:53,962 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 38 disjuncts [2020-12-23 01:20:53,964 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[37, 3, 2, 1] term [2020-12-23 01:20:53,964 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 37 disjuncts [2020-12-23 01:20:53,967 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[36, 3, 2, 1] term [2020-12-23 01:20:53,967 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 36 disjuncts [2020-12-23 01:20:53,969 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[35, 3, 2, 1] term [2020-12-23 01:20:53,969 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 35 disjuncts [2020-12-23 01:20:53,970 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[34, 3, 2, 1] term [2020-12-23 01:20:53,971 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 34 disjuncts [2020-12-23 01:20:53,973 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[33, 3, 2, 1] term [2020-12-23 01:20:53,973 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 33 disjuncts [2020-12-23 01:20:53,974 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[32, 3, 2, 1] term [2020-12-23 01:20:53,975 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 32 disjuncts [2020-12-23 01:20:53,976 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[31, 3, 2, 1] term [2020-12-23 01:20:53,976 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 31 disjuncts [2020-12-23 01:20:53,977 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[30, 3, 2, 1] term [2020-12-23 01:20:53,978 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 30 disjuncts [2020-12-23 01:20:53,980 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[29, 3, 2, 1] term [2020-12-23 01:20:53,980 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 29 disjuncts [2020-12-23 01:20:53,982 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[28, 3, 2, 1] term [2020-12-23 01:20:53,983 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 28 disjuncts [2020-12-23 01:20:53,985 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[27, 3, 2, 1] term [2020-12-23 01:20:53,985 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 27 disjuncts [2020-12-23 01:20:53,986 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[26, 3, 2, 1] term [2020-12-23 01:20:53,986 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 26 disjuncts [2020-12-23 01:20:53,988 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[25, 3, 2, 1] term [2020-12-23 01:20:53,989 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 25 disjuncts [2020-12-23 01:20:53,990 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[24, 3, 1] term [2020-12-23 01:20:53,991 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 24 disjuncts [2020-12-23 01:20:53,992 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[23, 3, 1] term [2020-12-23 01:20:53,993 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 23 disjuncts [2020-12-23 01:20:53,994 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[22, 3, 1] term [2020-12-23 01:20:53,994 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 22 disjuncts [2020-12-23 01:20:53,995 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[21, 3, 1] term [2020-12-23 01:20:53,996 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 21 disjuncts [2020-12-23 01:20:53,997 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[20, 3, 1] term [2020-12-23 01:20:53,997 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 20 disjuncts [2020-12-23 01:20:53,998 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[19, 3, 1] term [2020-12-23 01:20:53,998 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 19 disjuncts [2020-12-23 01:20:53,999 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[18, 3, 1] term [2020-12-23 01:20:53,999 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 18 disjuncts [2020-12-23 01:20:54,000 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[17, 3, 1] term [2020-12-23 01:20:54,000 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 17 disjuncts [2020-12-23 01:20:54,001 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[16, 3, 1] term [2020-12-23 01:20:54,001 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 16 disjuncts [2020-12-23 01:20:54,002 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[15, 3, 1] term [2020-12-23 01:20:54,002 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 15 disjuncts [2020-12-23 01:20:54,003 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[14, 3, 1] term [2020-12-23 01:20:54,004 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 14 disjuncts [2020-12-23 01:20:54,005 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[13, 3, 1] term [2020-12-23 01:20:54,005 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2020-12-23 01:20:54,005 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[12, 3, 1] term [2020-12-23 01:20:54,006 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-23 01:20:54,006 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[11, 3, 1] term [2020-12-23 01:20:54,006 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-23 01:20:54,007 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[10, 3, 1] term [2020-12-23 01:20:54,008 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-23 01:20:54,008 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 1] term [2020-12-23 01:20:54,009 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-23 01:20:54,009 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 1] term [2020-12-23 01:20:54,010 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-23 01:20:54,010 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 1] term [2020-12-23 01:20:54,010 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-23 01:20:54,011 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 1] term [2020-12-23 01:20:54,011 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-23 01:20:54,012 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 1] term [2020-12-23 01:20:54,012 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-23 01:20:54,012 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 1] term [2020-12-23 01:20:54,012 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-23 01:20:54,013 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:20:54,013 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:20:54,013 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:20:54,014 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:21:05,202 WARN L197 SmtUtils]: Spent 11.12 s on a formula simplification. DAG size of input: 1566 DAG size of output: 250 [2020-12-23 01:21:05,212 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-23 01:21:05,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,766 INFO L244 Elim1Store]: Index analysis took 528 ms [2020-12-23 01:21:05,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:05,825 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:05,831 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:05,843 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:06,993 WARN L197 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 239 [2020-12-23 01:21:06,993 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:21:06,994 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 18 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 56 case distinctions, treesize of input 167 treesize of output 1018 [2020-12-23 01:21:07,011 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[32, 3, 2, 1] term [2020-12-23 01:21:07,011 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 32 disjuncts [2020-12-23 01:21:07,012 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[31, 3, 2, 1] term [2020-12-23 01:21:07,013 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 31 disjuncts [2020-12-23 01:21:07,015 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[30, 3, 2, 1] term [2020-12-23 01:21:07,015 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 30 disjuncts [2020-12-23 01:21:07,016 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[29, 3, 2, 1] term [2020-12-23 01:21:07,017 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 29 disjuncts [2020-12-23 01:21:07,019 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[28, 3, 2, 1] term [2020-12-23 01:21:07,019 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 28 disjuncts [2020-12-23 01:21:07,021 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[27, 3, 2, 1] term [2020-12-23 01:21:07,021 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 27 disjuncts [2020-12-23 01:21:07,023 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[26, 3, 2, 1] term [2020-12-23 01:21:07,023 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 26 disjuncts [2020-12-23 01:21:07,025 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[25, 3, 2, 1] term [2020-12-23 01:21:07,025 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 25 disjuncts [2020-12-23 01:21:07,027 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[24, 3, 2, 1] term [2020-12-23 01:21:07,027 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 24 disjuncts [2020-12-23 01:21:07,029 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[23, 3, 2, 1] term [2020-12-23 01:21:07,029 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 23 disjuncts [2020-12-23 01:21:07,030 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[22, 3, 2, 1] term [2020-12-23 01:21:07,030 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 22 disjuncts [2020-12-23 01:21:07,032 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[21, 3, 2, 1] term [2020-12-23 01:21:07,032 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 21 disjuncts [2020-12-23 01:21:07,033 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[20, 3, 2, 1] term [2020-12-23 01:21:07,034 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 20 disjuncts [2020-12-23 01:21:07,035 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[19, 3, 2, 1] term [2020-12-23 01:21:07,035 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 19 disjuncts [2020-12-23 01:21:07,036 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[18, 3, 2, 1] term [2020-12-23 01:21:07,036 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 18 disjuncts [2020-12-23 01:21:07,038 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[17, 3, 2, 1] term [2020-12-23 01:21:07,038 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 17 disjuncts [2020-12-23 01:21:07,039 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[16, 3, 2, 1] term [2020-12-23 01:21:07,039 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 16 disjuncts [2020-12-23 01:21:07,041 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[15, 3, 2, 1] term [2020-12-23 01:21:07,041 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 15 disjuncts [2020-12-23 01:21:07,042 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[14, 3, 2, 1] term [2020-12-23 01:21:07,042 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-23 01:21:07,043 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[13, 3, 1] term [2020-12-23 01:21:07,043 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-23 01:21:07,044 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[12, 3, 1] term [2020-12-23 01:21:07,044 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-23 01:21:07,045 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[11, 3, 1] term [2020-12-23 01:21:07,045 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-23 01:21:07,046 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[10, 3, 1] term [2020-12-23 01:21:07,047 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-23 01:21:07,048 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 1] term [2020-12-23 01:21:07,048 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-23 01:21:07,048 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 1] term [2020-12-23 01:21:07,049 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-23 01:21:07,049 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 1] term [2020-12-23 01:21:07,050 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-23 01:21:07,050 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 1] term [2020-12-23 01:21:07,050 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-23 01:21:07,051 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 1] term [2020-12-23 01:21:07,051 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-23 01:21:07,052 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 1] term [2020-12-23 01:21:07,052 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-23 01:21:07,052 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:21:07,053 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:21:07,053 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:21:07,053 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:21:07,177 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-23 01:21:07,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,737 INFO L244 Elim1Store]: Index analysis took 510 ms [2020-12-23 01:21:07,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:07,801 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:07,808 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:07,812 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:08,743 WARN L197 SmtUtils]: Spent 926.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-12-23 01:21:08,744 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:21:08,744 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 15 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 48 case distinctions, treesize of input 158 treesize of output 864 [2020-12-23 01:21:08,757 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 30 disjuncts [2020-12-23 01:21:08,759 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 29 disjuncts [2020-12-23 01:21:08,760 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 28 disjuncts [2020-12-23 01:21:08,762 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 27 disjuncts [2020-12-23 01:21:08,763 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 26 disjuncts [2020-12-23 01:21:08,764 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 25 disjuncts [2020-12-23 01:21:08,765 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 24 disjuncts [2020-12-23 01:21:08,766 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 23 disjuncts [2020-12-23 01:21:08,768 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 22 disjuncts [2020-12-23 01:21:08,769 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 21 disjuncts [2020-12-23 01:21:08,771 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 20 disjuncts [2020-12-23 01:21:08,772 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 19 disjuncts [2020-12-23 01:21:08,773 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 18 disjuncts [2020-12-23 01:21:08,775 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 17 disjuncts [2020-12-23 01:21:08,776 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 16 disjuncts [2020-12-23 01:21:08,778 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 15 disjuncts [2020-12-23 01:21:08,785 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-23 01:21:08,787 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-23 01:21:08,789 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-23 01:21:08,790 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-23 01:21:08,791 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-23 01:21:08,792 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-23 01:21:08,793 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-23 01:21:08,794 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-23 01:21:08,795 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:21:08,796 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-23 01:21:08,797 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:21:08,798 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:21:08,799 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 01:21:08,800 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:21:08,807 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[13, 3, 2, 1] term [2020-12-23 01:21:08,807 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-23 01:21:08,809 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[12, 3, 2, 1] term [2020-12-23 01:21:08,809 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-23 01:21:08,810 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[11, 3, 2, 1] term [2020-12-23 01:21:08,810 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-23 01:21:08,812 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[10, 3, 2, 1] term [2020-12-23 01:21:08,812 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-23 01:21:08,813 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 2, 1] term [2020-12-23 01:21:08,814 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-23 01:21:08,814 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 2, 1] term [2020-12-23 01:21:08,815 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-23 01:21:08,816 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 2, 1] term [2020-12-23 01:21:08,816 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:21:08,817 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 1] term [2020-12-23 01:21:08,818 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-23 01:21:08,818 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 1] term [2020-12-23 01:21:08,819 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-23 01:21:08,820 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 1] term [2020-12-23 01:21:08,820 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-23 01:21:08,821 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:21:08,821 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:21:08,833 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:21:08,833 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:21:09,270 WARN L197 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 1148 DAG size of output: 300 [2020-12-23 01:21:09,273 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-12-23 01:21:09,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,725 INFO L244 Elim1Store]: Index analysis took 410 ms [2020-12-23 01:21:09,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:09,768 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:09,773 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:09,780 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:10,794 WARN L197 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 212 [2020-12-23 01:21:10,794 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:21:10,795 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 14 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 49 case distinctions, treesize of input 158 treesize of output 898 [2020-12-23 01:21:10,814 INFO L547 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-12-23 01:21:10,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:10,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:10,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:10,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:10,941 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:10,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:10,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,105 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:11,226 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:11,584 INFO L244 Elim1Store]: Index analysis took 705 ms [2020-12-23 01:21:11,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:11,587 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:11,588 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:11,611 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:12,664 WARN L197 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 202 [2020-12-23 01:21:12,664 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:21:12,665 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 14 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 53 case distinctions, treesize of input 181 treesize of output 1024 [2020-12-23 01:21:12,677 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[35, 3, 2, 1] term [2020-12-23 01:21:12,678 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 35 disjuncts [2020-12-23 01:21:12,678 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[34, 3, 2, 1] term [2020-12-23 01:21:12,679 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 34 disjuncts [2020-12-23 01:21:12,679 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[33, 3, 2, 1] term [2020-12-23 01:21:12,680 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 33 disjuncts [2020-12-23 01:21:12,681 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[32, 3, 2, 1] term [2020-12-23 01:21:12,681 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 32 disjuncts [2020-12-23 01:21:12,682 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[31, 3, 2, 1] term [2020-12-23 01:21:12,683 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 31 disjuncts [2020-12-23 01:21:12,683 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[30, 3, 2, 1] term [2020-12-23 01:21:12,684 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 30 disjuncts [2020-12-23 01:21:12,684 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[29, 3, 2, 1] term [2020-12-23 01:21:12,685 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 29 disjuncts [2020-12-23 01:21:12,685 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[28, 3, 2, 1] term [2020-12-23 01:21:12,686 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 28 disjuncts [2020-12-23 01:21:12,687 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[27, 3, 2, 1] term [2020-12-23 01:21:12,687 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 27 disjuncts [2020-12-23 01:21:12,689 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[26, 3, 2, 1] term [2020-12-23 01:21:12,689 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 26 disjuncts [2020-12-23 01:21:12,690 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[25, 3, 2, 1] term [2020-12-23 01:21:12,690 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 25 disjuncts [2020-12-23 01:21:12,692 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[24, 3, 2, 1] term [2020-12-23 01:21:12,692 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 24 disjuncts [2020-12-23 01:21:12,693 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[23, 3, 2, 1] term [2020-12-23 01:21:12,694 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 23 disjuncts [2020-12-23 01:21:12,695 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[22, 3, 2, 1] term [2020-12-23 01:21:12,695 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 22 disjuncts [2020-12-23 01:21:12,696 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[21, 3, 2, 1] term [2020-12-23 01:21:12,696 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 21 disjuncts [2020-12-23 01:21:12,698 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[20, 3, 2, 1] term [2020-12-23 01:21:12,698 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 20 disjuncts [2020-12-23 01:21:12,700 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[19, 3, 2, 1] term [2020-12-23 01:21:12,700 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 19 disjuncts [2020-12-23 01:21:12,701 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[18, 3, 2, 1] term [2020-12-23 01:21:12,701 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 18 disjuncts [2020-12-23 01:21:12,702 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[17, 3, 2, 1] term [2020-12-23 01:21:12,702 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 17 disjuncts [2020-12-23 01:21:12,703 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[16, 3, 1] term [2020-12-23 01:21:12,703 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 16 disjuncts [2020-12-23 01:21:12,704 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[15, 3, 1] term [2020-12-23 01:21:12,705 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 15 disjuncts [2020-12-23 01:21:12,705 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[14, 3, 1] term [2020-12-23 01:21:12,706 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 14 disjuncts [2020-12-23 01:21:12,707 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[13, 3, 1] term [2020-12-23 01:21:12,707 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2020-12-23 01:21:12,708 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[12, 3, 1] term [2020-12-23 01:21:12,708 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-23 01:21:12,711 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[11, 3, 1] term [2020-12-23 01:21:12,711 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-23 01:21:12,712 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[10, 3, 1] term [2020-12-23 01:21:12,712 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-23 01:21:12,713 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 1] term [2020-12-23 01:21:12,714 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-23 01:21:12,720 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 1] term [2020-12-23 01:21:12,720 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-23 01:21:12,721 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 1] term [2020-12-23 01:21:12,722 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-23 01:21:12,722 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 1] term [2020-12-23 01:21:12,722 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-23 01:21:12,723 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 1] term [2020-12-23 01:21:12,723 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-23 01:21:12,724 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 1] term [2020-12-23 01:21:12,724 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-23 01:21:12,724 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:21:12,724 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:21:12,725 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:21:12,725 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:21:13,152 WARN L197 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 1189 DAG size of output: 131 [2020-12-23 01:21:13,154 INFO L547 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-12-23 01:21:13,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:13,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:14,004 INFO L244 Elim1Store]: Index analysis took 808 ms [2020-12-23 01:21:14,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:14,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:14,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:14,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:14,069 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:14,074 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:14,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:14,086 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,062 WARN L197 SmtUtils]: Spent 971.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-12-23 01:21:15,063 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:21:15,064 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 17 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 46 case distinctions, treesize of input 158 treesize of output 796 [2020-12-23 01:21:15,075 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 26 disjuncts [2020-12-23 01:21:15,076 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 25 disjuncts [2020-12-23 01:21:15,077 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 24 disjuncts [2020-12-23 01:21:15,078 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 23 disjuncts [2020-12-23 01:21:15,079 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 22 disjuncts [2020-12-23 01:21:15,080 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 21 disjuncts [2020-12-23 01:21:15,081 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 20 disjuncts [2020-12-23 01:21:15,082 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 19 disjuncts [2020-12-23 01:21:15,082 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 18 disjuncts [2020-12-23 01:21:15,083 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 17 disjuncts [2020-12-23 01:21:15,084 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 16 disjuncts [2020-12-23 01:21:15,085 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 15 disjuncts [2020-12-23 01:21:15,087 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 14 disjuncts [2020-12-23 01:21:15,088 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-23 01:21:15,088 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-23 01:21:15,089 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-23 01:21:15,090 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-23 01:21:15,091 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-23 01:21:15,092 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-23 01:21:15,093 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 01:21:15,094 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-23 01:21:15,095 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-23 01:21:15,096 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:21:15,097 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:21:15,098 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 01:21:15,099 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 01:21:15,102 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 2, 1] term [2020-12-23 01:21:15,102 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-23 01:21:15,104 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 2, 1] term [2020-12-23 01:21:15,104 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 01:21:15,105 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 1] term [2020-12-23 01:21:15,106 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 01:21:15,106 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:21:15,107 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 01:21:15,107 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:21:15,107 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 01:21:15,283 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 910 DAG size of output: 251 [2020-12-23 01:21:15,286 INFO L547 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-12-23 01:21:15,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,405 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,432 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,442 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,584 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,663 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,716 INFO L244 Elim1Store]: Index analysis took 380 ms [2020-12-23 01:21:15,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,725 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,734 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,735 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,771 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:21:15,772 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 11 disjoint index pairs (out of 45 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 151 treesize of output 163 [2020-12-23 01:21:15,777 INFO L547 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-12-23 01:21:15,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,867 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,874 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,882 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,886 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:15,892 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,893 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:15,931 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:21:15,932 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 12 disjoint index pairs (out of 45 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 151 treesize of output 163 [2020-12-23 01:21:15,937 INFO L547 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-12-23 01:21:25,715 WARN L197 SmtUtils]: Spent 9.78 s on a formula simplification. DAG size of input: 988 DAG size of output: 218 [2020-12-23 01:21:25,717 INFO L625 ElimStorePlain]: treesize reduction 12503, result has 13.5 percent of original size [2020-12-23 01:21:25,723 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 10 xjuncts. [2020-12-23 01:21:25,724 INFO L244 ElimStorePlain]: Needed 11 recursive calls to eliminate 3 variables, input treesize:1788, output treesize:1949 [2020-12-23 01:21:27,454 WARN L197 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 219 [2020-12-23 01:21:32,485 WARN L197 SmtUtils]: Spent 4.48 s on a formula simplification. DAG size of input: 223 DAG size of output: 223 [2020-12-23 01:21:33,033 INFO L639 QuantifierPusher]: Distributing 15 conjuncts over 2 disjuncts [2020-12-23 01:21:33,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:33,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:34,491 INFO L244 Elim1Store]: Index analysis took 1384 ms [2020-12-23 01:21:34,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:34,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:34,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:34,601 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:34,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 01:21:34,608 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:34,609 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:34,610 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 01:21:38,028 WARN L197 SmtUtils]: Spent 3.41 s on a formula simplification that was a NOOP. DAG size: 425 [2020-12-23 01:21:38,029 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 01:21:38,029 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 19 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 96 case distinctions, treesize of input 223 treesize of output 1927 [2020-12-23 01:21:38,065 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[55, 3, 2, 1] term [2020-12-23 01:21:38,065 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 55 disjuncts [2020-12-23 01:21:38,068 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[54, 3, 2, 1] term [2020-12-23 01:21:38,068 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 54 disjuncts [2020-12-23 01:21:38,071 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[53, 3, 2, 1] term [2020-12-23 01:21:38,072 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 53 disjuncts [2020-12-23 01:21:38,074 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[52, 3, 2, 1] term [2020-12-23 01:21:38,074 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 52 disjuncts [2020-12-23 01:21:38,076 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[51, 3, 2, 1] term [2020-12-23 01:21:38,076 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 51 disjuncts [2020-12-23 01:21:38,078 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[50, 3, 2, 1] term [2020-12-23 01:21:38,078 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 50 disjuncts [2020-12-23 01:21:38,080 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[49, 3, 2, 1] term [2020-12-23 01:21:38,080 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 49 disjuncts [2020-12-23 01:21:38,082 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[48, 3, 2, 1] term [2020-12-23 01:21:38,082 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 48 disjuncts [2020-12-23 01:21:38,084 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[47, 3, 2, 1] term [2020-12-23 01:21:38,084 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 47 disjuncts [2020-12-23 01:21:38,086 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[46, 3, 2, 1] term [2020-12-23 01:21:38,086 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 46 disjuncts [2020-12-23 01:21:38,088 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[45, 3, 2, 1] term [2020-12-23 01:21:38,088 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 45 disjuncts [2020-12-23 01:21:38,090 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[44, 3, 2, 1] term [2020-12-23 01:21:38,090 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 44 disjuncts [2020-12-23 01:21:38,093 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[43, 3, 2, 1] term [2020-12-23 01:21:38,093 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 43 disjuncts [2020-12-23 01:21:38,096 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[42, 3, 2, 1] term [2020-12-23 01:21:38,096 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 42 disjuncts [2020-12-23 01:21:38,098 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[41, 3, 2, 1] term [2020-12-23 01:21:38,098 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 41 disjuncts [2020-12-23 01:21:38,101 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[40, 3, 2, 1] term [2020-12-23 01:21:38,101 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 40 disjuncts [2020-12-23 01:21:38,104 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[39, 3, 2, 1] term [2020-12-23 01:21:38,104 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 39 disjuncts [2020-12-23 01:21:38,107 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[38, 3, 2, 1] term [2020-12-23 01:21:38,107 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 38 disjuncts [2020-12-23 01:21:38,110 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[37, 3, 2, 1] term [2020-12-23 01:21:38,110 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 37 disjuncts [2020-12-23 01:21:38,112 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[36, 3, 2, 1] term [2020-12-23 01:21:38,112 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 36 disjuncts [2020-12-23 01:21:38,113 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[35, 3, 2, 1] term [2020-12-23 01:21:38,113 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 35 disjuncts [2020-12-23 01:21:38,114 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[34, 3, 2, 1] term [2020-12-23 01:21:38,115 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 34 disjuncts [2020-12-23 01:21:38,117 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[33, 3, 2, 1] term [2020-12-23 01:21:38,117 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 33 disjuncts [2020-12-23 01:21:38,118 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[32, 3, 2, 1] term [2020-12-23 01:21:38,119 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 32 disjuncts [2020-12-23 01:21:38,121 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[31, 3, 2, 1] term [2020-12-23 01:21:38,122 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 31 disjuncts [2020-12-23 01:21:38,123 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[30, 3, 2, 1] term [2020-12-23 01:21:38,123 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 30 disjuncts [2020-12-23 01:21:38,124 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[29, 3, 2, 1] term [2020-12-23 01:21:38,124 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 29 disjuncts [2020-12-23 01:21:38,126 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[28, 3, 1] term [2020-12-23 01:21:38,126 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 28 disjuncts [2020-12-23 01:21:38,127 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[27, 3, 1] term [2020-12-23 01:21:38,127 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 27 disjuncts [2020-12-23 01:21:38,129 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[26, 3, 1] term [2020-12-23 01:21:38,129 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 26 disjuncts [2020-12-23 01:21:38,130 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[25, 3, 1] term [2020-12-23 01:21:38,131 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 25 disjuncts [2020-12-23 01:21:38,132 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[24, 3, 1] term [2020-12-23 01:21:38,132 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 24 disjuncts [2020-12-23 01:21:38,133 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[23, 3, 1] term [2020-12-23 01:21:38,133 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 23 disjuncts [2020-12-23 01:21:38,134 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[22, 3, 1] term [2020-12-23 01:21:38,134 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 22 disjuncts [2020-12-23 01:21:38,136 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[21, 3, 1] term [2020-12-23 01:21:38,136 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 21 disjuncts [2020-12-23 01:21:38,137 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[20, 3, 1] term [2020-12-23 01:21:38,137 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 20 disjuncts [2020-12-23 01:21:38,138 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[19, 3, 1] term [2020-12-23 01:21:38,138 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 19 disjuncts [2020-12-23 01:21:38,140 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[18, 3, 1] term [2020-12-23 01:21:38,140 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 18 disjuncts [2020-12-23 01:21:38,141 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[17, 3, 1] term [2020-12-23 01:21:38,141 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 17 disjuncts [2020-12-23 01:21:38,142 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[16, 3, 1] term [2020-12-23 01:21:38,142 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 16 disjuncts [2020-12-23 01:21:38,143 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[15, 3, 1] term [2020-12-23 01:21:38,143 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 15 disjuncts [2020-12-23 01:21:38,144 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[14, 3, 1] term [2020-12-23 01:21:38,144 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 14 disjuncts [2020-12-23 01:21:38,145 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[13, 3, 1] term [2020-12-23 01:21:38,145 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2020-12-23 01:21:38,146 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[12, 3, 1] term [2020-12-23 01:21:38,146 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-23 01:21:38,147 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[11, 3, 1] term [2020-12-23 01:21:38,147 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-23 01:21:38,148 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[10, 3, 1] term [2020-12-23 01:21:38,148 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-23 01:21:38,149 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 1] term [2020-12-23 01:21:38,149 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-23 01:21:38,150 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 1] term [2020-12-23 01:21:38,150 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-23 01:21:38,151 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 1] term [2020-12-23 01:21:38,151 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-23 01:21:38,151 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 1] term [2020-12-23 01:21:38,151 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-23 01:21:38,152 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 1] term [2020-12-23 01:21:38,152 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-23 01:21:38,153 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 1] term [2020-12-23 01:21:38,153 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-23 01:21:38,154 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 1] term [2020-12-23 01:21:38,154 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 01:21:38,154 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 1] term [2020-12-23 01:21:38,154 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts