/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/reducercommutativity/sum10-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 10:16:57,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 10:16:57,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 10:16:58,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 10:16:58,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 10:16:58,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 10:16:58,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 10:16:58,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 10:16:58,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 10:16:58,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 10:16:58,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 10:16:58,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 10:16:58,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 10:16:58,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 10:16:58,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 10:16:58,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 10:16:58,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 10:16:58,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 10:16:58,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 10:16:58,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 10:16:58,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 10:16:58,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 10:16:58,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 10:16:58,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 10:16:58,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-06 10:16:58,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 10:16:58,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 10:16:58,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 10:16:58,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 10:16:58,161 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 10:16:58,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 10:16:58,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 10:16:58,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 10:16:58,164 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 10:16:58,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 10:16:58,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 10:16:58,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 10:16:58,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 10:16:58,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 10:16:58,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 10:16:58,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 10:16:58,165 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 10:16:58,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 10:16:58,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 10:16:58,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 10:16:58,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 10:16:58,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 10:16:58,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 10:16:58,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 10:16:58,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 10:16:58,167 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 10:16:58,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 10:16:58,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 10:16:58,168 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 10:16:58,168 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 10:16:58,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 10:16:58,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 10:16:58,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 10:16:58,685 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 10:16:58,686 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 10:16:58,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum10-1.i [2021-01-06 10:16:58,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/2ba96841f/2eaacca971e14993856ac79e2f8432cb/FLAGe797a6f24 [2021-01-06 10:16:59,588 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 10:16:59,589 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum10-1.i [2021-01-06 10:16:59,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/2ba96841f/2eaacca971e14993856ac79e2f8432cb/FLAGe797a6f24 [2021-01-06 10:16:59,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/2ba96841f/2eaacca971e14993856ac79e2f8432cb [2021-01-06 10:16:59,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 10:16:59,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 10:16:59,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 10:16:59,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 10:16:59,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 10:16:59,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 10:16:59" (1/1) ... [2021-01-06 10:16:59,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@985525f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:16:59, skipping insertion in model container [2021-01-06 10:16:59,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 10:16:59" (1/1) ... [2021-01-06 10:16:59,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 10:16:59,951 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~x~0,],[IdentifierExpression[~i~1,]]] left hand side expression in assignment: lhs: VariableLHS[~ret~1,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~x~0,],[IntegerLiteral[0]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~x~0,],[IntegerLiteral[1]]] left hand side expression in assignment: lhs: VariableLHS[~ret2~0,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~x~0,],[IdentifierExpression[~i~2,]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~x~0,],[IntegerLiteral[9]]] left hand side expression in assignment: lhs: VariableLHS[~ret5~0,] [2021-01-06 10:17:00,149 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/reducercommutativity/sum10-1.i[1277,1290] [2021-01-06 10:17:00,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 10:17:00,165 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#x~0,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#x~0,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[~i~1,]]]]] left hand side expression in assignment: lhs: VariableLHS[~ret~1,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#x~0,],base],StructAccessExpression[IdentifierExpression[~#x~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#x~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~#x~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~ret2~0,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#x~0,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#x~0,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[~i~2,]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#x~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[36],StructAccessExpression[IdentifierExpression[~#x~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~ret5~0,] [2021-01-06 10:17:00,198 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/reducercommutativity/sum10-1.i[1277,1290] [2021-01-06 10:17:00,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 10:17:00,229 INFO L208 MainTranslator]: Completed translation [2021-01-06 10:17:00,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:17:00 WrapperNode [2021-01-06 10:17:00,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 10:17:00,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 10:17:00,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 10:17:00,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 10:17:00,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:17:00" (1/1) ... [2021-01-06 10:17:00,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:17:00" (1/1) ... [2021-01-06 10:17:00,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 10:17:00,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 10:17:00,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 10:17:00,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 10:17:00,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:17:00" (1/1) ... [2021-01-06 10:17:00,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:17:00" (1/1) ... [2021-01-06 10:17:00,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:17:00" (1/1) ... [2021-01-06 10:17:00,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:17:00" (1/1) ... [2021-01-06 10:17:00,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:17:00" (1/1) ... [2021-01-06 10:17:00,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:17:00" (1/1) ... [2021-01-06 10:17:00,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:17:00" (1/1) ... [2021-01-06 10:17:00,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 10:17:00,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 10:17:00,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 10:17:00,336 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 10:17:00,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:17:00" (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 [2021-01-06 10:17:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 10:17:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 10:17:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-06 10:17:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 10:17:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 10:17:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-06 10:17:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-06 10:17:01,032 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 10:17:01,033 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-01-06 10:17:01,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 10:17:01 BoogieIcfgContainer [2021-01-06 10:17:01,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 10:17:01,045 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 10:17:01,046 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 10:17:01,050 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 10:17:01,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 10:16:59" (1/3) ... [2021-01-06 10:17:01,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f5b77ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 10:17:01, skipping insertion in model container [2021-01-06 10:17:01,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:17:00" (2/3) ... [2021-01-06 10:17:01,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f5b77ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 10:17:01, skipping insertion in model container [2021-01-06 10:17:01,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 10:17:01" (3/3) ... [2021-01-06 10:17:01,057 INFO L111 eAbstractionObserver]: Analyzing ICFG sum10-1.i [2021-01-06 10:17:01,066 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 10:17:01,074 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 10:17:01,101 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 10:17:01,152 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 10:17:01,153 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 10:17:01,153 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 10:17:01,153 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 10:17:01,153 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 10:17:01,153 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 10:17:01,153 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 10:17:01,153 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 10:17:01,180 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states. [2021-01-06 10:17:01,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-01-06 10:17:01,190 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:01,191 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:01,191 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:01,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:01,201 INFO L82 PathProgramCache]: Analyzing trace with hash 1858201700, now seen corresponding path program 1 times [2021-01-06 10:17:01,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:01,215 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824851466] [2021-01-06 10:17:01,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:01,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 10:17:01,463 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824851466] [2021-01-06 10:17:01,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 10:17:01,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 10:17:01,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485991192] [2021-01-06 10:17:01,470 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 10:17:01,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:01,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 10:17:01,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 10:17:01,490 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 3 states. [2021-01-06 10:17:01,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:01,539 INFO L93 Difference]: Finished difference Result 52 states and 72 transitions. [2021-01-06 10:17:01,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 10:17:01,544 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-01-06 10:17:01,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:01,564 INFO L225 Difference]: With dead ends: 52 [2021-01-06 10:17:01,564 INFO L226 Difference]: Without dead ends: 25 [2021-01-06 10:17:01,568 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 10:17:01,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-01-06 10:17:01,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 24. [2021-01-06 10:17:01,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-01-06 10:17:01,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2021-01-06 10:17:01,619 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 17 [2021-01-06 10:17:01,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:01,620 INFO L481 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2021-01-06 10:17:01,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 10:17:01,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-01-06 10:17:01,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-01-06 10:17:01,623 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:01,623 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:01,623 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 10:17:01,624 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:01,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:01,627 INFO L82 PathProgramCache]: Analyzing trace with hash 290125730, now seen corresponding path program 1 times [2021-01-06 10:17:01,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:01,628 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024992428] [2021-01-06 10:17:01,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:01,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 10:17:01,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024992428] [2021-01-06 10:17:01,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [942029394] [2021-01-06 10:17:01,757 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 [2021-01-06 10:17:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:01,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 10:17:01,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:01,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-06 10:17:01,903 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 10:17:01,904 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-01-06 10:17:01,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98803678] [2021-01-06 10:17:01,906 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 10:17:01,907 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:01,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 10:17:01,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 10:17:01,909 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand 3 states. [2021-01-06 10:17:01,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:01,945 INFO L93 Difference]: Finished difference Result 46 states and 55 transitions. [2021-01-06 10:17:01,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 10:17:01,946 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-01-06 10:17:01,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:01,947 INFO L225 Difference]: With dead ends: 46 [2021-01-06 10:17:01,947 INFO L226 Difference]: Without dead ends: 30 [2021-01-06 10:17:01,948 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 10:17:01,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2021-01-06 10:17:01,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 27. [2021-01-06 10:17:01,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-01-06 10:17:01,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2021-01-06 10:17:01,956 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 19 [2021-01-06 10:17:01,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:01,957 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2021-01-06 10:17:01,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 10:17:01,957 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2021-01-06 10:17:01,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-01-06 10:17:01,958 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:01,958 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:02,173 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-01-06 10:17:02,174 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:02,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:02,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1760334112, now seen corresponding path program 1 times [2021-01-06 10:17:02,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:02,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624765934] [2021-01-06 10:17:02,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:02,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:02,263 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-06 10:17:02,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624765934] [2021-01-06 10:17:02,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [31377458] [2021-01-06 10:17:02,265 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 [2021-01-06 10:17:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:02,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 10:17:02,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:02,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-01-06 10:17:02,377 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 10:17:02,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-01-06 10:17:02,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762941623] [2021-01-06 10:17:02,378 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 10:17:02,378 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:02,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 10:17:02,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 10:17:02,380 INFO L87 Difference]: Start difference. First operand 27 states and 31 transitions. Second operand 3 states. [2021-01-06 10:17:02,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:02,396 INFO L93 Difference]: Finished difference Result 38 states and 43 transitions. [2021-01-06 10:17:02,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 10:17:02,397 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2021-01-06 10:17:02,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:02,398 INFO L225 Difference]: With dead ends: 38 [2021-01-06 10:17:02,398 INFO L226 Difference]: Without dead ends: 29 [2021-01-06 10:17:02,399 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 10:17:02,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-01-06 10:17:02,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 28. [2021-01-06 10:17:02,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2021-01-06 10:17:02,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2021-01-06 10:17:02,407 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 25 [2021-01-06 10:17:02,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:02,407 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2021-01-06 10:17:02,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 10:17:02,408 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2021-01-06 10:17:02,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-01-06 10:17:02,409 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:02,409 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:02,623 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:02,624 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:02,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:02,626 INFO L82 PathProgramCache]: Analyzing trace with hash 1208457118, now seen corresponding path program 1 times [2021-01-06 10:17:02,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:02,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073581] [2021-01-06 10:17:02,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:02,672 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-01-06 10:17:02,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073581] [2021-01-06 10:17:02,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [655868506] [2021-01-06 10:17:02,673 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 [2021-01-06 10:17:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:02,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 10:17:02,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:02,868 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-01-06 10:17:02,868 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:02,868 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-01-06 10:17:02,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723340366] [2021-01-06 10:17:02,869 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 10:17:02,869 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:02,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 10:17:02,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 10:17:02,871 INFO L87 Difference]: Start difference. First operand 28 states and 32 transitions. Second operand 5 states. [2021-01-06 10:17:02,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:02,912 INFO L93 Difference]: Finished difference Result 54 states and 62 transitions. [2021-01-06 10:17:02,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 10:17:02,913 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-01-06 10:17:02,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:02,914 INFO L225 Difference]: With dead ends: 54 [2021-01-06 10:17:02,914 INFO L226 Difference]: Without dead ends: 31 [2021-01-06 10:17:02,915 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 10:17:02,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-01-06 10:17:02,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2021-01-06 10:17:02,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-01-06 10:17:02,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 34 transitions. [2021-01-06 10:17:02,926 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 34 transitions. Word has length 27 [2021-01-06 10:17:02,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:02,926 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 34 transitions. [2021-01-06 10:17:02,927 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 10:17:02,927 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2021-01-06 10:17:02,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-01-06 10:17:02,929 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:02,929 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:03,144 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:03,144 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:03,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:03,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1993526948, now seen corresponding path program 2 times [2021-01-06 10:17:03,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:03,147 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596808616] [2021-01-06 10:17:03,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:03,248 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-01-06 10:17:03,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596808616] [2021-01-06 10:17:03,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138449506] [2021-01-06 10:17:03,250 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 [2021-01-06 10:17:03,340 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-06 10:17:03,340 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:03,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 10:17:03,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:03,392 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-01-06 10:17:03,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:03,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-01-06 10:17:03,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281069239] [2021-01-06 10:17:03,394 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 10:17:03,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:03,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 10:17:03,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-01-06 10:17:03,395 INFO L87 Difference]: Start difference. First operand 30 states and 34 transitions. Second operand 6 states. [2021-01-06 10:17:03,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:03,467 INFO L93 Difference]: Finished difference Result 61 states and 71 transitions. [2021-01-06 10:17:03,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 10:17:03,467 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2021-01-06 10:17:03,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:03,468 INFO L225 Difference]: With dead ends: 61 [2021-01-06 10:17:03,469 INFO L226 Difference]: Without dead ends: 42 [2021-01-06 10:17:03,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-01-06 10:17:03,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2021-01-06 10:17:03,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 38. [2021-01-06 10:17:03,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2021-01-06 10:17:03,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2021-01-06 10:17:03,477 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 42 transitions. Word has length 29 [2021-01-06 10:17:03,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:03,477 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 42 transitions. [2021-01-06 10:17:03,477 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 10:17:03,477 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2021-01-06 10:17:03,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-06 10:17:03,479 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:03,479 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:03,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:03,693 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:03,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:03,694 INFO L82 PathProgramCache]: Analyzing trace with hash 1059243608, now seen corresponding path program 3 times [2021-01-06 10:17:03,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:03,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164086150] [2021-01-06 10:17:03,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:03,845 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-01-06 10:17:03,846 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164086150] [2021-01-06 10:17:03,846 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [698744861] [2021-01-06 10:17:03,847 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 [2021-01-06 10:17:03,939 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-01-06 10:17:03,940 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:03,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-06 10:17:03,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:04,032 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-01-06 10:17:04,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:04,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-01-06 10:17:04,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355542945] [2021-01-06 10:17:04,034 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 10:17:04,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:04,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 10:17:04,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-01-06 10:17:04,036 INFO L87 Difference]: Start difference. First operand 38 states and 42 transitions. Second operand 8 states. [2021-01-06 10:17:04,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:04,156 INFO L93 Difference]: Finished difference Result 81 states and 92 transitions. [2021-01-06 10:17:04,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 10:17:04,157 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2021-01-06 10:17:04,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:04,160 INFO L225 Difference]: With dead ends: 81 [2021-01-06 10:17:04,160 INFO L226 Difference]: Without dead ends: 50 [2021-01-06 10:17:04,163 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-01-06 10:17:04,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2021-01-06 10:17:04,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 46. [2021-01-06 10:17:04,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2021-01-06 10:17:04,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 50 transitions. [2021-01-06 10:17:04,191 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 50 transitions. Word has length 37 [2021-01-06 10:17:04,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:04,192 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 50 transitions. [2021-01-06 10:17:04,197 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 10:17:04,197 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2021-01-06 10:17:04,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-01-06 10:17:04,199 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:04,199 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:04,413 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-01-06 10:17:04,414 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:04,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:04,415 INFO L82 PathProgramCache]: Analyzing trace with hash -1892525292, now seen corresponding path program 4 times [2021-01-06 10:17:04,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:04,416 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966967798] [2021-01-06 10:17:04,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:04,530 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-01-06 10:17:04,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966967798] [2021-01-06 10:17:04,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2127638454] [2021-01-06 10:17:04,531 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 [2021-01-06 10:17:04,602 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-01-06 10:17:04,602 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:04,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2021-01-06 10:17:04,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:04,710 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-01-06 10:17:04,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:04,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-01-06 10:17:04,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844414527] [2021-01-06 10:17:04,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 10:17:04,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:04,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 10:17:04,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-01-06 10:17:04,714 INFO L87 Difference]: Start difference. First operand 46 states and 50 transitions. Second operand 10 states. [2021-01-06 10:17:04,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:04,817 INFO L93 Difference]: Finished difference Result 95 states and 106 transitions. [2021-01-06 10:17:04,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-06 10:17:04,818 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 45 [2021-01-06 10:17:04,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:04,819 INFO L225 Difference]: With dead ends: 95 [2021-01-06 10:17:04,819 INFO L226 Difference]: Without dead ends: 58 [2021-01-06 10:17:04,820 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-01-06 10:17:04,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2021-01-06 10:17:04,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2021-01-06 10:17:04,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2021-01-06 10:17:04,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 58 transitions. [2021-01-06 10:17:04,827 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 58 transitions. Word has length 45 [2021-01-06 10:17:04,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:04,827 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 58 transitions. [2021-01-06 10:17:04,827 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 10:17:04,827 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2021-01-06 10:17:04,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-01-06 10:17:04,829 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:04,829 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:05,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:05,044 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:05,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:05,045 INFO L82 PathProgramCache]: Analyzing trace with hash 1726969040, now seen corresponding path program 5 times [2021-01-06 10:17:05,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:05,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374795137] [2021-01-06 10:17:05,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-01-06 10:17:05,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374795137] [2021-01-06 10:17:05,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190634206] [2021-01-06 10:17:05,153 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 [2021-01-06 10:17:05,263 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-01-06 10:17:05,263 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:05,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-06 10:17:05,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:05,385 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-01-06 10:17:05,385 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:05,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-01-06 10:17:05,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069567518] [2021-01-06 10:17:05,386 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-01-06 10:17:05,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:05,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-01-06 10:17:05,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2021-01-06 10:17:05,388 INFO L87 Difference]: Start difference. First operand 54 states and 58 transitions. Second operand 12 states. [2021-01-06 10:17:05,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:05,543 INFO L93 Difference]: Finished difference Result 109 states and 120 transitions. [2021-01-06 10:17:05,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-06 10:17:05,543 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 53 [2021-01-06 10:17:05,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:05,545 INFO L225 Difference]: With dead ends: 109 [2021-01-06 10:17:05,548 INFO L226 Difference]: Without dead ends: 66 [2021-01-06 10:17:05,549 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2021-01-06 10:17:05,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2021-01-06 10:17:05,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 62. [2021-01-06 10:17:05,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2021-01-06 10:17:05,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 66 transitions. [2021-01-06 10:17:05,572 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 66 transitions. Word has length 53 [2021-01-06 10:17:05,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:05,572 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 66 transitions. [2021-01-06 10:17:05,572 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-01-06 10:17:05,572 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 66 transitions. [2021-01-06 10:17:05,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-01-06 10:17:05,576 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:05,576 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:05,777 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:05,778 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:05,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:05,779 INFO L82 PathProgramCache]: Analyzing trace with hash -1850748020, now seen corresponding path program 6 times [2021-01-06 10:17:05,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:05,780 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877985670] [2021-01-06 10:17:05,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:05,952 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-01-06 10:17:05,953 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877985670] [2021-01-06 10:17:05,954 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513159899] [2021-01-06 10:17:05,955 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 [2021-01-06 10:17:06,396 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-01-06 10:17:06,396 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:06,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-06 10:17:06,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:06,500 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-01-06 10:17:06,501 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:06,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2021-01-06 10:17:06,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846747925] [2021-01-06 10:17:06,506 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 10:17:06,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:06,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 10:17:06,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2021-01-06 10:17:06,507 INFO L87 Difference]: Start difference. First operand 62 states and 66 transitions. Second operand 11 states. [2021-01-06 10:17:06,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:06,561 INFO L93 Difference]: Finished difference Result 117 states and 126 transitions. [2021-01-06 10:17:06,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-01-06 10:17:06,562 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 61 [2021-01-06 10:17:06,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:06,563 INFO L225 Difference]: With dead ends: 117 [2021-01-06 10:17:06,563 INFO L226 Difference]: Without dead ends: 68 [2021-01-06 10:17:06,564 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2021-01-06 10:17:06,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-01-06 10:17:06,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 66. [2021-01-06 10:17:06,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2021-01-06 10:17:06,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 70 transitions. [2021-01-06 10:17:06,570 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 70 transitions. Word has length 61 [2021-01-06 10:17:06,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:06,570 INFO L481 AbstractCegarLoop]: Abstraction has 66 states and 70 transitions. [2021-01-06 10:17:06,570 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 10:17:06,571 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 70 transitions. [2021-01-06 10:17:06,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 10:17:06,572 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:06,572 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:06,786 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-01-06 10:17:06,787 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:06,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:06,788 INFO L82 PathProgramCache]: Analyzing trace with hash 751550920, now seen corresponding path program 7 times [2021-01-06 10:17:06,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:06,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544967999] [2021-01-06 10:17:06,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:06,921 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-01-06 10:17:06,922 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544967999] [2021-01-06 10:17:06,922 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [223990065] [2021-01-06 10:17:06,922 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 [2021-01-06 10:17:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:07,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 8 conjunts are in the unsatisfiable core [2021-01-06 10:17:07,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:07,097 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-01-06 10:17:07,098 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:07,098 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-01-06 10:17:07,098 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739443944] [2021-01-06 10:17:07,099 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 10:17:07,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:07,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 10:17:07,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-01-06 10:17:07,100 INFO L87 Difference]: Start difference. First operand 66 states and 70 transitions. Second operand 10 states. [2021-01-06 10:17:07,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:07,134 INFO L93 Difference]: Finished difference Result 120 states and 128 transitions. [2021-01-06 10:17:07,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 10:17:07,141 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 65 [2021-01-06 10:17:07,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:07,142 INFO L225 Difference]: With dead ends: 120 [2021-01-06 10:17:07,142 INFO L226 Difference]: Without dead ends: 69 [2021-01-06 10:17:07,143 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-01-06 10:17:07,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-01-06 10:17:07,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 68. [2021-01-06 10:17:07,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2021-01-06 10:17:07,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 72 transitions. [2021-01-06 10:17:07,149 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 72 transitions. Word has length 65 [2021-01-06 10:17:07,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:07,150 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 72 transitions. [2021-01-06 10:17:07,150 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 10:17:07,150 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2021-01-06 10:17:07,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 10:17:07,151 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:07,151 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:07,366 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:07,367 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:07,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:07,368 INFO L82 PathProgramCache]: Analyzing trace with hash 749608198, now seen corresponding path program 8 times [2021-01-06 10:17:07,368 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:07,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172328250] [2021-01-06 10:17:07,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:07,515 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-01-06 10:17:07,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172328250] [2021-01-06 10:17:07,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1058668644] [2021-01-06 10:17:07,516 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 [2021-01-06 10:17:07,611 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-06 10:17:07,611 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:07,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 9 conjunts are in the unsatisfiable core [2021-01-06 10:17:07,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:07,689 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-01-06 10:17:07,690 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:07,690 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-01-06 10:17:07,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73876093] [2021-01-06 10:17:07,691 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 10:17:07,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:07,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 10:17:07,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-01-06 10:17:07,693 INFO L87 Difference]: Start difference. First operand 68 states and 72 transitions. Second operand 11 states. [2021-01-06 10:17:07,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:07,729 INFO L93 Difference]: Finished difference Result 122 states and 130 transitions. [2021-01-06 10:17:07,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-06 10:17:07,730 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 67 [2021-01-06 10:17:07,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:07,731 INFO L225 Difference]: With dead ends: 122 [2021-01-06 10:17:07,731 INFO L226 Difference]: Without dead ends: 71 [2021-01-06 10:17:07,731 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-01-06 10:17:07,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-01-06 10:17:07,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 70. [2021-01-06 10:17:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2021-01-06 10:17:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 74 transitions. [2021-01-06 10:17:07,737 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 74 transitions. Word has length 67 [2021-01-06 10:17:07,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:07,737 INFO L481 AbstractCegarLoop]: Abstraction has 70 states and 74 transitions. [2021-01-06 10:17:07,738 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 10:17:07,738 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2021-01-06 10:17:07,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 10:17:07,739 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:07,739 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:07,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:07,954 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:07,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:07,955 INFO L82 PathProgramCache]: Analyzing trace with hash -1117347644, now seen corresponding path program 9 times [2021-01-06 10:17:07,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:07,956 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293387832] [2021-01-06 10:17:07,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-01-06 10:17:08,069 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293387832] [2021-01-06 10:17:08,069 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [823600290] [2021-01-06 10:17:08,070 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 [2021-01-06 10:17:08,235 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-01-06 10:17:08,235 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:08,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 5 conjunts are in the unsatisfiable core [2021-01-06 10:17:08,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:08,353 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-01-06 10:17:08,354 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:08,354 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6] total 15 [2021-01-06 10:17:08,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351645157] [2021-01-06 10:17:08,355 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-01-06 10:17:08,355 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:08,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-01-06 10:17:08,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2021-01-06 10:17:08,356 INFO L87 Difference]: Start difference. First operand 70 states and 74 transitions. Second operand 15 states. [2021-01-06 10:17:08,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:08,435 INFO L93 Difference]: Finished difference Result 127 states and 136 transitions. [2021-01-06 10:17:08,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 10:17:08,436 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 69 [2021-01-06 10:17:08,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:08,439 INFO L225 Difference]: With dead ends: 127 [2021-01-06 10:17:08,439 INFO L226 Difference]: Without dead ends: 76 [2021-01-06 10:17:08,442 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2021-01-06 10:17:08,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-01-06 10:17:08,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2021-01-06 10:17:08,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2021-01-06 10:17:08,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 78 transitions. [2021-01-06 10:17:08,450 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 78 transitions. Word has length 69 [2021-01-06 10:17:08,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:08,451 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 78 transitions. [2021-01-06 10:17:08,451 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-01-06 10:17:08,451 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 78 transitions. [2021-01-06 10:17:08,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-01-06 10:17:08,452 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:08,453 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:08,666 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-01-06 10:17:08,667 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:08,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:08,668 INFO L82 PathProgramCache]: Analyzing trace with hash -996375808, now seen corresponding path program 10 times [2021-01-06 10:17:08,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:08,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711081323] [2021-01-06 10:17:08,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:08,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:08,803 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-01-06 10:17:08,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711081323] [2021-01-06 10:17:08,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1609141889] [2021-01-06 10:17:08,804 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:08,877 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-01-06 10:17:08,878 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:08,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 7 conjunts are in the unsatisfiable core [2021-01-06 10:17:08,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:09,057 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-01-06 10:17:09,057 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:09,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 18 [2021-01-06 10:17:09,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088512959] [2021-01-06 10:17:09,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-01-06 10:17:09,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:09,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-01-06 10:17:09,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2021-01-06 10:17:09,062 INFO L87 Difference]: Start difference. First operand 74 states and 78 transitions. Second operand 18 states. [2021-01-06 10:17:09,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:09,248 INFO L93 Difference]: Finished difference Result 138 states and 149 transitions. [2021-01-06 10:17:09,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-01-06 10:17:09,249 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 73 [2021-01-06 10:17:09,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:09,250 INFO L225 Difference]: With dead ends: 138 [2021-01-06 10:17:09,250 INFO L226 Difference]: Without dead ends: 85 [2021-01-06 10:17:09,252 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2021-01-06 10:17:09,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-01-06 10:17:09,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 82. [2021-01-06 10:17:09,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2021-01-06 10:17:09,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 86 transitions. [2021-01-06 10:17:09,277 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 86 transitions. Word has length 73 [2021-01-06 10:17:09,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:09,277 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 86 transitions. [2021-01-06 10:17:09,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2021-01-06 10:17:09,277 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 86 transitions. [2021-01-06 10:17:09,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-01-06 10:17:09,278 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:09,279 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:09,479 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-01-06 10:17:09,480 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:09,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:09,481 INFO L82 PathProgramCache]: Analyzing trace with hash 459280572, now seen corresponding path program 11 times [2021-01-06 10:17:09,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:09,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46942574] [2021-01-06 10:17:09,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:09,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:09,577 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-01-06 10:17:09,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46942574] [2021-01-06 10:17:09,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [51475444] [2021-01-06 10:17:09,578 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:09,922 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-01-06 10:17:09,922 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:09,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 8 conjunts are in the unsatisfiable core [2021-01-06 10:17:09,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:10,027 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-01-06 10:17:10,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:10,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-01-06 10:17:10,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497376785] [2021-01-06 10:17:10,029 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 10:17:10,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:10,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 10:17:10,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-01-06 10:17:10,030 INFO L87 Difference]: Start difference. First operand 82 states and 86 transitions. Second operand 10 states. [2021-01-06 10:17:10,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:10,149 INFO L93 Difference]: Finished difference Result 136 states and 145 transitions. [2021-01-06 10:17:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 10:17:10,150 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 81 [2021-01-06 10:17:10,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:10,151 INFO L225 Difference]: With dead ends: 136 [2021-01-06 10:17:10,151 INFO L226 Difference]: Without dead ends: 91 [2021-01-06 10:17:10,151 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-01-06 10:17:10,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2021-01-06 10:17:10,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 88. [2021-01-06 10:17:10,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2021-01-06 10:17:10,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 92 transitions. [2021-01-06 10:17:10,158 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 92 transitions. Word has length 81 [2021-01-06 10:17:10,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:10,158 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 92 transitions. [2021-01-06 10:17:10,158 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 10:17:10,158 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 92 transitions. [2021-01-06 10:17:10,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-01-06 10:17:10,160 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:10,160 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 7, 7, 7, 7, 7, 7, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:10,375 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-01-06 10:17:10,376 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:10,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:10,377 INFO L82 PathProgramCache]: Analyzing trace with hash 792242874, now seen corresponding path program 12 times [2021-01-06 10:17:10,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:10,378 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208916211] [2021-01-06 10:17:10,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:10,510 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2021-01-06 10:17:10,511 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208916211] [2021-01-06 10:17:10,511 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1706522099] [2021-01-06 10:17:10,511 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:11,090 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-01-06 10:17:11,090 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:11,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-06 10:17:11,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:11,236 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2021-01-06 10:17:11,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:11,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2021-01-06 10:17:11,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488926030] [2021-01-06 10:17:11,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-01-06 10:17:11,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:11,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-01-06 10:17:11,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2021-01-06 10:17:11,239 INFO L87 Difference]: Start difference. First operand 88 states and 92 transitions. Second operand 15 states. [2021-01-06 10:17:11,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:11,411 INFO L93 Difference]: Finished difference Result 149 states and 159 transitions. [2021-01-06 10:17:11,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 10:17:11,411 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 87 [2021-01-06 10:17:11,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:11,413 INFO L225 Difference]: With dead ends: 149 [2021-01-06 10:17:11,413 INFO L226 Difference]: Without dead ends: 100 [2021-01-06 10:17:11,414 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2021-01-06 10:17:11,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2021-01-06 10:17:11,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 96. [2021-01-06 10:17:11,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2021-01-06 10:17:11,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 100 transitions. [2021-01-06 10:17:11,419 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 100 transitions. Word has length 87 [2021-01-06 10:17:11,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:11,420 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 100 transitions. [2021-01-06 10:17:11,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-01-06 10:17:11,420 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 100 transitions. [2021-01-06 10:17:11,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-01-06 10:17:11,421 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:11,421 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 8, 8, 8, 8, 8, 8, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:11,635 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:11,636 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:11,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:11,636 INFO L82 PathProgramCache]: Analyzing trace with hash -663642442, now seen corresponding path program 13 times [2021-01-06 10:17:11,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:11,637 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68585444] [2021-01-06 10:17:11,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2021-01-06 10:17:11,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68585444] [2021-01-06 10:17:11,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424031044] [2021-01-06 10:17:11,792 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:11,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 10 conjunts are in the unsatisfiable core [2021-01-06 10:17:11,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:12,029 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2021-01-06 10:17:12,030 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:12,030 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-01-06 10:17:12,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132174160] [2021-01-06 10:17:12,031 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-01-06 10:17:12,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:12,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-01-06 10:17:12,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-01-06 10:17:12,033 INFO L87 Difference]: Start difference. First operand 96 states and 100 transitions. Second operand 12 states. [2021-01-06 10:17:12,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:12,182 INFO L93 Difference]: Finished difference Result 160 states and 169 transitions. [2021-01-06 10:17:12,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-01-06 10:17:12,183 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 95 [2021-01-06 10:17:12,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:12,184 INFO L225 Difference]: With dead ends: 160 [2021-01-06 10:17:12,184 INFO L226 Difference]: Without dead ends: 105 [2021-01-06 10:17:12,184 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-01-06 10:17:12,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-01-06 10:17:12,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 102. [2021-01-06 10:17:12,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2021-01-06 10:17:12,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 106 transitions. [2021-01-06 10:17:12,190 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 106 transitions. Word has length 95 [2021-01-06 10:17:12,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:12,190 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 106 transitions. [2021-01-06 10:17:12,190 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-01-06 10:17:12,190 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 106 transitions. [2021-01-06 10:17:12,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-01-06 10:17:12,191 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:12,192 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:12,406 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-01-06 10:17:12,406 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:12,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:12,407 INFO L82 PathProgramCache]: Analyzing trace with hash -134638540, now seen corresponding path program 14 times [2021-01-06 10:17:12,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:12,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636858716] [2021-01-06 10:17:12,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:12,545 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-01-06 10:17:12,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636858716] [2021-01-06 10:17:12,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467582090] [2021-01-06 10:17:12,546 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:12,653 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-06 10:17:12,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:12,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 11 conjunts are in the unsatisfiable core [2021-01-06 10:17:12,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:12,786 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-01-06 10:17:12,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:12,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2021-01-06 10:17:12,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010233351] [2021-01-06 10:17:12,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-01-06 10:17:12,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:12,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-01-06 10:17:12,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-01-06 10:17:12,789 INFO L87 Difference]: Start difference. First operand 102 states and 106 transitions. Second operand 13 states. [2021-01-06 10:17:12,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:12,933 INFO L93 Difference]: Finished difference Result 167 states and 176 transitions. [2021-01-06 10:17:12,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-06 10:17:12,934 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 101 [2021-01-06 10:17:12,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:12,935 INFO L225 Difference]: With dead ends: 167 [2021-01-06 10:17:12,935 INFO L226 Difference]: Without dead ends: 108 [2021-01-06 10:17:12,936 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-01-06 10:17:12,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2021-01-06 10:17:12,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2021-01-06 10:17:12,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2021-01-06 10:17:12,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 112 transitions. [2021-01-06 10:17:12,941 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 112 transitions. Word has length 101 [2021-01-06 10:17:12,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:12,941 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 112 transitions. [2021-01-06 10:17:12,941 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2021-01-06 10:17:12,941 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 112 transitions. [2021-01-06 10:17:12,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-01-06 10:17:12,943 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:12,943 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:13,159 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-01-06 10:17:13,160 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:13,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:13,161 INFO L82 PathProgramCache]: Analyzing trace with hash -231763150, now seen corresponding path program 15 times [2021-01-06 10:17:13,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:13,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750276203] [2021-01-06 10:17:13,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:13,304 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-01-06 10:17:13,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750276203] [2021-01-06 10:17:13,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1629105394] [2021-01-06 10:17:13,304 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:13,516 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-01-06 10:17:13,517 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:13,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 7 conjunts are in the unsatisfiable core [2021-01-06 10:17:13,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:13,677 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-01-06 10:17:13,678 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:13,678 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-01-06 10:17:13,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052836265] [2021-01-06 10:17:13,679 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 10:17:13,679 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:13,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 10:17:13,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-01-06 10:17:13,680 INFO L87 Difference]: Start difference. First operand 108 states and 112 transitions. Second operand 9 states. [2021-01-06 10:17:13,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:13,714 INFO L93 Difference]: Finished difference Result 138 states and 143 transitions. [2021-01-06 10:17:13,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 10:17:13,714 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2021-01-06 10:17:13,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:13,715 INFO L225 Difference]: With dead ends: 138 [2021-01-06 10:17:13,715 INFO L226 Difference]: Without dead ends: 111 [2021-01-06 10:17:13,716 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-01-06 10:17:13,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-01-06 10:17:13,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 110. [2021-01-06 10:17:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2021-01-06 10:17:13,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 114 transitions. [2021-01-06 10:17:13,721 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 114 transitions. Word has length 107 [2021-01-06 10:17:13,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:13,721 INFO L481 AbstractCegarLoop]: Abstraction has 110 states and 114 transitions. [2021-01-06 10:17:13,721 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 10:17:13,721 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 114 transitions. [2021-01-06 10:17:13,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-01-06 10:17:13,722 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:13,723 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:13,935 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-01-06 10:17:13,935 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:13,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:13,936 INFO L82 PathProgramCache]: Analyzing trace with hash 1859046704, now seen corresponding path program 16 times [2021-01-06 10:17:13,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:13,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977427430] [2021-01-06 10:17:13,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:14,078 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-01-06 10:17:14,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977427430] [2021-01-06 10:17:14,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2104004681] [2021-01-06 10:17:14,079 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:14,224 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-01-06 10:17:14,224 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:14,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 8 conjunts are in the unsatisfiable core [2021-01-06 10:17:14,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:14,332 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-01-06 10:17:14,332 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:14,333 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-01-06 10:17:14,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743873502] [2021-01-06 10:17:14,333 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 10:17:14,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:14,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 10:17:14,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-01-06 10:17:14,334 INFO L87 Difference]: Start difference. First operand 110 states and 114 transitions. Second operand 10 states. [2021-01-06 10:17:14,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:14,382 INFO L93 Difference]: Finished difference Result 140 states and 145 transitions. [2021-01-06 10:17:14,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 10:17:14,382 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 109 [2021-01-06 10:17:14,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:14,383 INFO L225 Difference]: With dead ends: 140 [2021-01-06 10:17:14,383 INFO L226 Difference]: Without dead ends: 113 [2021-01-06 10:17:14,384 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-01-06 10:17:14,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-01-06 10:17:14,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 112. [2021-01-06 10:17:14,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2021-01-06 10:17:14,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 116 transitions. [2021-01-06 10:17:14,389 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 116 transitions. Word has length 109 [2021-01-06 10:17:14,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:14,389 INFO L481 AbstractCegarLoop]: Abstraction has 112 states and 116 transitions. [2021-01-06 10:17:14,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 10:17:14,390 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 116 transitions. [2021-01-06 10:17:14,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-01-06 10:17:14,391 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:14,391 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:14,606 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:14,607 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:14,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:14,608 INFO L82 PathProgramCache]: Analyzing trace with hash 1082621870, now seen corresponding path program 17 times [2021-01-06 10:17:14,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:14,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481959715] [2021-01-06 10:17:14,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:14,764 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-01-06 10:17:14,764 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481959715] [2021-01-06 10:17:14,764 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [260215482] [2021-01-06 10:17:14,764 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:16,032 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-01-06 10:17:16,033 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:16,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 9 conjunts are in the unsatisfiable core [2021-01-06 10:17:16,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:16,162 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-01-06 10:17:16,163 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:16,163 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-01-06 10:17:16,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696390301] [2021-01-06 10:17:16,164 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 10:17:16,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:16,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 10:17:16,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-01-06 10:17:16,165 INFO L87 Difference]: Start difference. First operand 112 states and 116 transitions. Second operand 11 states. [2021-01-06 10:17:16,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:16,206 INFO L93 Difference]: Finished difference Result 142 states and 147 transitions. [2021-01-06 10:17:16,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-06 10:17:16,206 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 111 [2021-01-06 10:17:16,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:16,208 INFO L225 Difference]: With dead ends: 142 [2021-01-06 10:17:16,208 INFO L226 Difference]: Without dead ends: 115 [2021-01-06 10:17:16,208 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-01-06 10:17:16,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2021-01-06 10:17:16,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2021-01-06 10:17:16,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2021-01-06 10:17:16,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 118 transitions. [2021-01-06 10:17:16,213 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 118 transitions. Word has length 111 [2021-01-06 10:17:16,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:16,214 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 118 transitions. [2021-01-06 10:17:16,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 10:17:16,214 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 118 transitions. [2021-01-06 10:17:16,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-01-06 10:17:16,215 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:16,215 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:16,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:16,429 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:16,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:16,430 INFO L82 PathProgramCache]: Analyzing trace with hash -2032301396, now seen corresponding path program 18 times [2021-01-06 10:17:16,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:16,431 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388601484] [2021-01-06 10:17:16,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:16,563 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-01-06 10:17:16,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388601484] [2021-01-06 10:17:16,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1543921846] [2021-01-06 10:17:16,563 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:17:17,958 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-01-06 10:17:17,958 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 10:17:17,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 10 conjunts are in the unsatisfiable core [2021-01-06 10:17:17,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:17:18,110 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-01-06 10:17:18,110 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 10:17:18,110 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-01-06 10:17:18,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482937709] [2021-01-06 10:17:18,111 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-01-06 10:17:18,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 10:17:18,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-01-06 10:17:18,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-01-06 10:17:18,112 INFO L87 Difference]: Start difference. First operand 114 states and 118 transitions. Second operand 12 states. [2021-01-06 10:17:18,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 10:17:18,154 INFO L93 Difference]: Finished difference Result 143 states and 148 transitions. [2021-01-06 10:17:18,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-01-06 10:17:18,154 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 113 [2021-01-06 10:17:18,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 10:17:18,155 INFO L225 Difference]: With dead ends: 143 [2021-01-06 10:17:18,155 INFO L226 Difference]: Without dead ends: 116 [2021-01-06 10:17:18,156 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-01-06 10:17:18,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-01-06 10:17:18,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-01-06 10:17:18,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2021-01-06 10:17:18,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 120 transitions. [2021-01-06 10:17:18,162 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 120 transitions. Word has length 113 [2021-01-06 10:17:18,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 10:17:18,162 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 120 transitions. [2021-01-06 10:17:18,162 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-01-06 10:17:18,162 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 120 transitions. [2021-01-06 10:17:18,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-01-06 10:17:18,163 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 10:17:18,164 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 10:17:18,377 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-01-06 10:17:18,378 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 10:17:18,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 10:17:18,379 INFO L82 PathProgramCache]: Analyzing trace with hash -1881354710, now seen corresponding path program 19 times [2021-01-06 10:17:18,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 10:17:18,380 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664999526] [2021-01-06 10:17:18,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 10:17:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:17:31,869 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 46 [2021-01-06 10:17:32,608 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 45 [2021-01-06 10:17:32,914 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 48 [2021-01-06 10:17:33,205 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 49 [2021-01-06 10:17:34,027 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 55 [2021-01-06 10:17:34,358 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 57 [2021-01-06 10:17:35,540 WARN L197 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 69 [2021-01-06 10:17:36,242 WARN L197 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 77 [2021-01-06 10:17:37,260 WARN L197 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 97 [2021-01-06 10:17:38,228 WARN L197 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 106 [2021-01-06 10:17:39,010 WARN L197 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 105 [2021-01-06 10:17:39,981 WARN L197 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 110 [2021-01-06 10:17:40,839 WARN L197 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 108 [2021-01-06 10:17:41,940 WARN L197 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 107 [2021-01-06 10:17:42,937 WARN L197 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 103 [2021-01-06 10:17:46,008 WARN L197 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 160 DAG size of output: 107 [2021-01-06 10:17:47,754 WARN L197 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 100 [2021-01-06 10:17:48,774 WARN L197 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 104 [2021-01-06 10:17:49,903 WARN L197 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 107 [2021-01-06 10:17:50,898 WARN L197 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 105 [2021-01-06 10:17:52,031 WARN L197 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 99 [2021-01-06 10:17:53,223 WARN L197 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 100 [2021-01-06 10:17:54,302 WARN L197 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-01-06 10:17:55,625 WARN L197 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-01-06 10:17:56,884 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 99 [2021-01-06 10:17:58,203 WARN L197 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 99 [2021-01-06 10:17:59,271 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 72 [2021-01-06 10:18:00,005 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 65 [2021-01-06 10:18:00,899 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2021-01-06 10:18:01,596 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 67 [2021-01-06 10:18:02,420 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 67 [2021-01-06 10:18:03,174 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 63 [2021-01-06 10:18:04,144 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 68 [2021-01-06 10:18:04,940 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 62 [2021-01-06 10:18:05,882 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 63 [2021-01-06 10:18:06,827 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2021-01-06 10:18:08,012 WARN L197 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 62 [2021-01-06 10:18:09,029 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 62 [2021-01-06 10:18:10,094 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 64 [2021-01-06 10:18:11,038 WARN L197 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 60 [2021-01-06 10:18:12,112 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 65 [2021-01-06 10:18:13,069 WARN L197 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2021-01-06 10:18:14,238 WARN L197 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 64 [2021-01-06 10:18:15,100 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 62 [2021-01-06 10:18:16,139 WARN L197 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 69 [2021-01-06 10:18:17,380 WARN L197 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 65 [2021-01-06 10:18:18,806 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2021-01-06 10:18:19,677 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 60 [2021-01-06 10:18:20,404 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2021-01-06 10:18:21,218 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2021-01-06 10:18:22,037 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2021-01-06 10:18:22,917 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2021-01-06 10:18:24,268 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 56 [2021-01-06 10:18:25,075 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2021-01-06 10:18:26,139 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 53 [2021-01-06 10:18:27,174 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 52 [2021-01-06 10:18:28,897 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2021-01-06 10:18:29,889 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 49 [2021-01-06 10:18:30,999 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2021-01-06 10:18:32,050 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 46 [2021-01-06 10:18:36,117 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 44 [2021-01-06 10:18:37,288 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 43 [2021-01-06 10:18:38,546 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 41 [2021-01-06 10:18:39,878 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2021-01-06 10:18:41,057 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-01-06 10:18:42,574 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-01-06 10:18:43,329 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 19 [2021-01-06 10:18:44,631 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 481 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 10:18:44,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664999526] [2021-01-06 10:18:44,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2058844433] [2021-01-06 10:18:44,632 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 10:18:45,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 10:18:45,385 WARN L261 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 229 conjunts are in the unsatisfiable core [2021-01-06 10:18:45,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 10:18:45,515 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 15 treesize of output 11 [2021-01-06 10:18:45,519 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,550 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:18:45,554 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,555 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2021-01-06 10:18:45,583 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 15 treesize of output 11 [2021-01-06 10:18:45,586 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,621 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:18:45,626 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,627 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2021-01-06 10:18:45,658 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 15 treesize of output 11 [2021-01-06 10:18:45,662 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,686 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:18:45,690 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,691 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2021-01-06 10:18:45,720 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 15 treesize of output 11 [2021-01-06 10:18:45,722 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,751 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:18:45,755 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,756 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2021-01-06 10:18:45,784 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 15 treesize of output 11 [2021-01-06 10:18:45,786 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,818 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:18:45,823 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,823 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2021-01-06 10:18:45,852 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 15 treesize of output 11 [2021-01-06 10:18:45,857 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,891 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:18:45,896 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,896 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2021-01-06 10:18:45,925 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 15 treesize of output 11 [2021-01-06 10:18:45,928 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,957 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:18:45,961 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 10:18:45,961 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2021-01-06 10:18:46,001 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 15 treesize of output 11 [2021-01-06 10:18:46,003 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:18:46,032 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:18:46,037 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 10:18:46,038 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:25, output treesize:3 [2021-01-06 10:18:49,797 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 10:18:50,685 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 10:18:50,759 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 614 treesize of output 463 [2021-01-06 10:18:50,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:50,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,311 INFO L244 Elim1Store]: Index analysis took 239 ms [2021-01-06 10:18:51,324 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 239 treesize of output 156 [2021-01-06 10:18:51,333 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 10:18:51,366 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:18:51,369 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 10:18:51,392 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 607 treesize of output 456 [2021-01-06 10:18:51,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:18:51,920 INFO L244 Elim1Store]: Index analysis took 274 ms [2021-01-06 10:18:51,925 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 232 treesize of output 149 [2021-01-06 10:18:51,935 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-06 10:18:51,973 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:18:51,976 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 10:18:52,585 WARN L197 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2021-01-06 10:18:52,587 INFO L625 ElimStorePlain]: treesize reduction 16, result has 97.5 percent of original size [2021-01-06 10:18:52,591 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-01-06 10:18:52,591 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:1268, output treesize:624 [2021-01-06 10:18:54,559 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-01-06 10:18:56,115 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-01-06 10:18:57,835 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-01-06 10:18:59,727 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-01-06 10:19:01,400 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-01-06 10:19:03,056 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-01-06 10:19:05,280 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-01-06 10:19:06,960 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-01-06 10:19:08,853 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-01-06 10:19:10,686 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-01-06 10:19:12,601 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-01-06 10:19:14,409 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-01-06 10:19:16,317 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-01-06 10:19:18,399 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-01-06 10:19:20,442 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-01-06 10:19:22,484 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-01-06 10:19:24,994 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-01-06 10:19:27,134 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-01-06 10:19:28,703 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-01-06 10:19:31,234 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-01-06 10:19:31,249 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 10:19:31,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:31,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:31,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:31,946 INFO L244 Elim1Store]: Index analysis took 673 ms [2021-01-06 10:19:31,951 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 324 treesize of output 159 [2021-01-06 10:19:31,962 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:19:31,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:31,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:32,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:32,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:32,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:32,295 INFO L244 Elim1Store]: Index analysis took 320 ms [2021-01-06 10:19:32,300 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 45 disjoint index pairs (out of 66 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 315 treesize of output 156 [2021-01-06 10:19:32,310 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 10:19:32,564 WARN L197 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-01-06 10:19:32,566 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:19:32,569 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-01-06 10:19:32,570 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:658, output treesize:630 [2021-01-06 10:19:34,451 WARN L197 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-01-06 10:19:36,499 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-01-06 10:19:36,519 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 10:19:36,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:36,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:36,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:37,175 INFO L244 Elim1Store]: Index analysis took 632 ms [2021-01-06 10:19:37,183 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 326 treesize of output 159 [2021-01-06 10:19:37,192 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:19:37,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:37,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:37,458 INFO L244 Elim1Store]: Index analysis took 251 ms [2021-01-06 10:19:37,462 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 333 treesize of output 162 [2021-01-06 10:19:37,469 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 10:19:37,796 WARN L197 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:19:37,798 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:19:37,811 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-01-06 10:19:37,812 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:678, output treesize:654 [2021-01-06 10:19:40,224 WARN L197 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:19:42,683 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-01-06 10:19:42,697 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 10:19:42,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:42,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:42,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,246 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:43,300 INFO L244 Elim1Store]: Index analysis took 581 ms [2021-01-06 10:19:43,304 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 345 treesize of output 165 [2021-01-06 10:19:43,314 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:19:43,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:43,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:43,619 INFO L244 Elim1Store]: Index analysis took 289 ms [2021-01-06 10:19:43,625 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 338 treesize of output 162 [2021-01-06 10:19:43,633 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 10:19:44,040 WARN L197 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:19:44,042 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:19:44,046 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-01-06 10:19:44,046 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:702, output treesize:678 [2021-01-06 10:19:46,950 WARN L197 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:19:49,342 WARN L197 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-01-06 10:19:49,357 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 10:19:49,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:49,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:49,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:49,990 INFO L244 Elim1Store]: Index analysis took 612 ms [2021-01-06 10:19:49,996 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 350 treesize of output 165 [2021-01-06 10:19:50,003 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:19:50,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:50,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:50,297 INFO L244 Elim1Store]: Index analysis took 279 ms [2021-01-06 10:19:50,302 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 357 treesize of output 168 [2021-01-06 10:19:50,310 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 10:19:50,628 WARN L197 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:19:50,631 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:19:50,635 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-01-06 10:19:50,635 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:726, output treesize:702 [2021-01-06 10:19:53,132 WARN L197 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:19:55,627 WARN L197 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:19:55,638 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 10:19:55,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:55,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:55,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:56,057 INFO L244 Elim1Store]: Index analysis took 402 ms [2021-01-06 10:19:56,060 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 362 treesize of output 168 [2021-01-06 10:19:56,066 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:19:56,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:19:56,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:19:56,258 INFO L244 Elim1Store]: Index analysis took 179 ms [2021-01-06 10:19:56,261 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 369 treesize of output 171 [2021-01-06 10:19:56,268 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 10:19:56,484 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-01-06 10:19:56,486 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:19:56,489 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-01-06 10:19:56,489 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:750, output treesize:730 [2021-01-06 10:19:59,117 WARN L197 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-01-06 10:20:01,432 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-01-06 10:20:01,442 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 10:20:01,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:20:01,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:01,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:20:01,971 INFO L244 Elim1Store]: Index analysis took 498 ms [2021-01-06 10:20:01,975 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 377 treesize of output 174 [2021-01-06 10:20:01,981 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:20:01,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,084 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:20:02,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:02,196 INFO L244 Elim1Store]: Index analysis took 204 ms [2021-01-06 10:20:02,199 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 374 treesize of output 171 [2021-01-06 10:20:02,206 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 10:20:02,532 WARN L197 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:20:02,534 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:20:02,538 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-01-06 10:20:02,538 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:770, output treesize:750 [2021-01-06 10:20:04,855 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:20:08,895 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-01-06 10:20:08,905 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 10:20:08,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:20:08,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:08,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:20:09,342 INFO L244 Elim1Store]: Index analysis took 421 ms [2021-01-06 10:20:09,345 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 390 treesize of output 174 [2021-01-06 10:20:09,351 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:20:09,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:20:09,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:09,537 INFO L244 Elim1Store]: Index analysis took 176 ms [2021-01-06 10:20:09,540 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 389 treesize of output 177 [2021-01-06 10:20:09,549 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 10:20:09,877 WARN L197 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:20:09,879 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:20:09,882 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-01-06 10:20:09,882 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:798, output treesize:774 [2021-01-06 10:20:12,165 WARN L197 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:20:14,255 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-01-06 10:20:14,266 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 10:20:14,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:20:14,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:20:14,849 INFO L244 Elim1Store]: Index analysis took 564 ms [2021-01-06 10:20:14,852 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 398 treesize of output 177 [2021-01-06 10:20:14,858 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:20:14,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:14,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 10:20:15,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:15,093 INFO L244 Elim1Store]: Index analysis took 222 ms [2021-01-06 10:20:15,096 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 405 treesize of output 180 [2021-01-06 10:20:15,104 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 10:20:15,282 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-01-06 10:20:15,284 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:20:15,286 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-01-06 10:20:15,286 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:822, output treesize:794 [2021-01-06 10:20:17,641 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-01-06 10:20:20,025 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-01-06 10:20:20,038 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 6, 1] term [2021-01-06 10:20:20,039 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 10:20:20,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,269 INFO L244 Elim1Store]: Index analysis took 210 ms [2021-01-06 10:20:20,272 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 300 treesize of output 149 [2021-01-06 10:20:20,279 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:20:20,778 WARN L197 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-01-06 10:20:20,780 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:20:20,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:20,991 INFO L244 Elim1Store]: Index analysis took 200 ms [2021-01-06 10:20:20,994 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 303 treesize of output 152 [2021-01-06 10:20:21,000 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 10:20:21,209 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-01-06 10:20:21,211 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:20:21,214 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-01-06 10:20:21,214 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:616, output treesize:578 [2021-01-06 10:20:23,777 WARN L197 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-01-06 10:20:23,807 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 10:20:23,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:23,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:24,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:24,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:24,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:24,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:24,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:24,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:24,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:24,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:24,029 INFO L244 Elim1Store]: Index analysis took 172 ms [2021-01-06 10:20:24,032 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 123 [2021-01-06 10:20:24,038 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 10:20:25,148 WARN L197 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 122 DAG size of output: 115 [2021-01-06 10:20:25,150 INFO L625 ElimStorePlain]: treesize reduction 22, result has 92.9 percent of original size [2021-01-06 10:20:25,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 10:20:25,309 INFO L244 Elim1Store]: Index analysis took 147 ms [2021-01-06 10:20:25,312 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 136 [2021-01-06 10:20:25,317 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 10:20:25,541 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-01-06 10:20:25,543 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 10:20:25,548 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-01-06 10:20:25,548 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:329, output treesize:257 [2021-01-06 10:20:28,078 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-01-06 10:20:29,763 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-01-06 10:20:31,259 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-01-06 10:20:32,825 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-01-06 10:20:34,293 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-01-06 10:20:35,902 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-01-06 10:20:37,519 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-01-06 10:20:39,660 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-01-06 10:20:43,679 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-01-06 10:20:45,610 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-01-06 10:20:47,487 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:20:49,219 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-01-06 10:20:51,085 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-01-06 10:20:53,034 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-01-06 10:20:54,957 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-01-06 10:20:56,732 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-01-06 10:20:58,734 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 74