/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/list-ext3-properties/dll_nullified-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 16:34:47,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 16:34:47,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 16:34:47,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 16:34:47,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 16:34:47,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 16:34:47,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 16:34:47,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 16:34:47,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 16:34:47,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 16:34:47,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 16:34:47,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 16:34:47,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 16:34:47,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 16:34:47,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 16:34:47,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 16:34:47,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 16:34:47,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 16:34:47,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 16:34:47,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 16:34:47,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 16:34:47,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 16:34:47,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 16:34:47,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 16:34:47,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 16:34:47,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 16:34:47,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 16:34:47,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 16:34:47,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 16:34:47,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 16:34:47,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 16:34:47,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 16:34:47,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 16:34:47,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 16:34:47,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 16:34:47,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 16:34:47,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 16:34:47,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 16:34:47,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 16:34:47,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 16:34:47,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 16:34:47,249 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 16:34:47,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 16:34:47,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 16:34:47,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 16:34:47,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 16:34:47,306 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 16:34:47,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 16:34:47,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 16:34:47,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 16:34:47,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 16:34:47,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 16:34:47,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 16:34:47,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 16:34:47,307 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 16:34:47,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 16:34:47,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 16:34:47,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 16:34:47,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 16:34:47,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 16:34:47,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 16:34:47,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 16:34:47,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 16:34:47,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 16:34:47,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 16:34:47,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 16:34:47,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 16:34:47,311 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 16:34:47,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 16:34:47,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 16:34:47,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 16:34:47,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 16:34:47,782 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 16:34:47,783 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i [2021-01-06 16:34:47,861 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/335e25049/d25d52190b4e47aa9e77f59fd8820c3a/FLAG8c1446ea6 [2021-01-06 16:34:48,622 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 16:34:48,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i [2021-01-06 16:34:48,649 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/335e25049/d25d52190b4e47aa9e77f59fd8820c3a/FLAG8c1446ea6 [2021-01-06 16:34:48,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/335e25049/d25d52190b4e47aa9e77f59fd8820c3a [2021-01-06 16:34:48,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 16:34:48,880 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 16:34:48,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 16:34:48,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 16:34:48,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 16:34:48,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 04:34:48" (1/1) ... [2021-01-06 16:34:48,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a0bdd90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:48, skipping insertion in model container [2021-01-06 16:34:48,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 04:34:48" (1/1) ... [2021-01-06 16:34:48,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 16:34:48,966 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new_head~0,],base],StructAccessExpression[IdentifierExpression[~new_head~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new_head~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~new_head~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new_head~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~new_head~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new_head~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~new_head~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new_head~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~new_head~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~head~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~head~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~head~0,] left hand side expression in assignment: lhs: VariableLHS[~head~1,] left hand side expression in assignment: lhs: VariableLHS[~head~1,] [2021-01-06 16:34:49,329 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/list-ext3-properties/dll_nullified-2.i[23974,23987] [2021-01-06 16:34:49,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 16:34:49,361 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new_head~0,],base],StructAccessExpression[IdentifierExpression[~new_head~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new_head~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~new_head~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new_head~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~new_head~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new_head~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~new_head~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new_head~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~new_head~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~head~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~head~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~head~0,] left hand side expression in assignment: lhs: VariableLHS[~head~1,] left hand side expression in assignment: lhs: VariableLHS[~head~1,] [2021-01-06 16:34:49,451 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/list-ext3-properties/dll_nullified-2.i[23974,23987] [2021-01-06 16:34:49,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 16:34:49,527 INFO L208 MainTranslator]: Completed translation [2021-01-06 16:34:49,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:49 WrapperNode [2021-01-06 16:34:49,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 16:34:49,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 16:34:49,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 16:34:49,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 16:34:49,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:49" (1/1) ... [2021-01-06 16:34:49,560 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:49" (1/1) ... [2021-01-06 16:34:49,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 16:34:49,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 16:34:49,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 16:34:49,594 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 16:34:49,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:49" (1/1) ... [2021-01-06 16:34:49,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:49" (1/1) ... [2021-01-06 16:34:49,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:49" (1/1) ... [2021-01-06 16:34:49,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:49" (1/1) ... [2021-01-06 16:34:49,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:49" (1/1) ... [2021-01-06 16:34:49,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:49" (1/1) ... [2021-01-06 16:34:49,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:49" (1/1) ... [2021-01-06 16:34:49,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 16:34:49,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 16:34:49,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 16:34:49,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 16:34:49,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:49" (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 16:34:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-06 16:34:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-06 16:34:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-01-06 16:34:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-01-06 16:34:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 16:34:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-01-06 16:34:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-06 16:34:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 16:34:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 16:34:49,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 16:34:50,305 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 16:34:50,305 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-01-06 16:34:50,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 04:34:50 BoogieIcfgContainer [2021-01-06 16:34:50,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 16:34:50,309 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 16:34:50,309 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 16:34:50,313 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 16:34:50,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 04:34:48" (1/3) ... [2021-01-06 16:34:50,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7534b447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 04:34:50, skipping insertion in model container [2021-01-06 16:34:50,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:34:49" (2/3) ... [2021-01-06 16:34:50,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7534b447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 04:34:50, skipping insertion in model container [2021-01-06 16:34:50,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 04:34:50" (3/3) ... [2021-01-06 16:34:50,317 INFO L111 eAbstractionObserver]: Analyzing ICFG dll_nullified-2.i [2021-01-06 16:34:50,324 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 16:34:50,329 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 16:34:50,351 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 16:34:50,381 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 16:34:50,381 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 16:34:50,381 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 16:34:50,382 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 16:34:50,382 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 16:34:50,382 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 16:34:50,382 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 16:34:50,382 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 16:34:50,399 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states. [2021-01-06 16:34:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-01-06 16:34:50,405 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:34:50,406 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:34:50,406 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:34:50,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:34:50,414 INFO L82 PathProgramCache]: Analyzing trace with hash -91270904, now seen corresponding path program 1 times [2021-01-06 16:34:50,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:34:50,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672998437] [2021-01-06 16:34:50,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:34:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:34:50,630 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 16:34:50,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672998437] [2021-01-06 16:34:50,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 16:34:50,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 16:34:50,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490008062] [2021-01-06 16:34:50,639 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 16:34:50,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:34:50,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 16:34:50,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 16:34:50,659 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 3 states. [2021-01-06 16:34:50,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:34:50,696 INFO L93 Difference]: Finished difference Result 52 states and 78 transitions. [2021-01-06 16:34:50,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 16:34:50,699 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2021-01-06 16:34:50,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:34:50,709 INFO L225 Difference]: With dead ends: 52 [2021-01-06 16:34:50,709 INFO L226 Difference]: Without dead ends: 27 [2021-01-06 16:34:50,712 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 16:34:50,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-01-06 16:34:50,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 23. [2021-01-06 16:34:50,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-01-06 16:34:50,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 31 transitions. [2021-01-06 16:34:50,753 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 31 transitions. Word has length 12 [2021-01-06 16:34:50,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:34:50,753 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 31 transitions. [2021-01-06 16:34:50,753 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 16:34:50,754 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2021-01-06 16:34:50,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-01-06 16:34:50,754 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:34:50,754 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 16:34:50,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 16:34:50,755 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:34:50,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:34:50,756 INFO L82 PathProgramCache]: Analyzing trace with hash -1034399597, now seen corresponding path program 1 times [2021-01-06 16:34:50,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:34:50,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487464282] [2021-01-06 16:34:50,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:34:50,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:34:50,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 16:34:50,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487464282] [2021-01-06 16:34:50,833 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 16:34:50,834 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 16:34:50,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966279633] [2021-01-06 16:34:50,835 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 16:34:50,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:34:50,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 16:34:50,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 16:34:50,837 INFO L87 Difference]: Start difference. First operand 23 states and 31 transitions. Second operand 3 states. [2021-01-06 16:34:50,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:34:50,916 INFO L93 Difference]: Finished difference Result 47 states and 64 transitions. [2021-01-06 16:34:50,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 16:34:50,917 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-01-06 16:34:50,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:34:50,918 INFO L225 Difference]: With dead ends: 47 [2021-01-06 16:34:50,918 INFO L226 Difference]: Without dead ends: 27 [2021-01-06 16:34:50,919 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 16:34:50,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-01-06 16:34:50,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2021-01-06 16:34:50,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-01-06 16:34:50,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 34 transitions. [2021-01-06 16:34:50,925 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 34 transitions. Word has length 17 [2021-01-06 16:34:50,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:34:50,925 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 34 transitions. [2021-01-06 16:34:50,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 16:34:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2021-01-06 16:34:50,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-01-06 16:34:50,926 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:34:50,927 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 16:34:50,927 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 16:34:50,927 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:34:50,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:34:50,928 INFO L82 PathProgramCache]: Analyzing trace with hash -776234159, now seen corresponding path program 1 times [2021-01-06 16:34:50,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:34:50,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119579141] [2021-01-06 16:34:50,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:34:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:34:51,001 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 16:34:51,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119579141] [2021-01-06 16:34:51,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405723588] [2021-01-06 16:34:51,002 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 16:34:51,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:34:51,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2021-01-06 16:34:51,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 16:34:51,207 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 16:34:51,208 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 16:34:51,208 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-01-06 16:34:51,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242790087] [2021-01-06 16:34:51,209 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 16:34:51,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:34:51,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 16:34:51,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 16:34:51,211 INFO L87 Difference]: Start difference. First operand 26 states and 34 transitions. Second operand 5 states. [2021-01-06 16:34:51,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:34:51,234 INFO L93 Difference]: Finished difference Result 47 states and 63 transitions. [2021-01-06 16:34:51,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 16:34:51,235 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2021-01-06 16:34:51,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:34:51,236 INFO L225 Difference]: With dead ends: 47 [2021-01-06 16:34:51,236 INFO L226 Difference]: Without dead ends: 32 [2021-01-06 16:34:51,237 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 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 16:34:51,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-01-06 16:34:51,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 28. [2021-01-06 16:34:51,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2021-01-06 16:34:51,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions. [2021-01-06 16:34:51,243 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 36 transitions. Word has length 17 [2021-01-06 16:34:51,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:34:51,243 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 36 transitions. [2021-01-06 16:34:51,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 16:34:51,243 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2021-01-06 16:34:51,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-01-06 16:34:51,244 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:34:51,245 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:34:51,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-01-06 16:34:51,458 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:34:51,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:34:51,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1239157738, now seen corresponding path program 1 times [2021-01-06 16:34:51,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:34:51,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302370956] [2021-01-06 16:34:51,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:34:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:34:51,636 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 16:34:51,637 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302370956] [2021-01-06 16:34:51,637 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93425217] [2021-01-06 16:34:51,645 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 16:34:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:34:51,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-06 16:34:51,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 16:34:51,882 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 16:34:51,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 16:34:51,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-01-06 16:34:51,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489532673] [2021-01-06 16:34:51,883 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 16:34:51,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:34:51,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 16:34:51,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-01-06 16:34:51,885 INFO L87 Difference]: Start difference. First operand 28 states and 36 transitions. Second operand 6 states. [2021-01-06 16:34:51,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:34:51,911 INFO L93 Difference]: Finished difference Result 52 states and 69 transitions. [2021-01-06 16:34:51,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 16:34:51,912 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2021-01-06 16:34:51,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:34:51,913 INFO L225 Difference]: With dead ends: 52 [2021-01-06 16:34:51,914 INFO L226 Difference]: Without dead ends: 37 [2021-01-06 16:34:51,914 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-01-06 16:34:51,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-01-06 16:34:51,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 33. [2021-01-06 16:34:51,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-01-06 16:34:51,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 42 transitions. [2021-01-06 16:34:51,920 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 42 transitions. Word has length 22 [2021-01-06 16:34:51,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:34:51,921 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 42 transitions. [2021-01-06 16:34:51,921 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 16:34:51,921 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2021-01-06 16:34:51,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-01-06 16:34:51,923 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:34:51,923 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:34:52,137 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 16:34:52,138 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:34:52,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:34:52,140 INFO L82 PathProgramCache]: Analyzing trace with hash 160895729, now seen corresponding path program 2 times [2021-01-06 16:34:52,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:34:52,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100870805] [2021-01-06 16:34:52,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:34:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:34:52,237 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 16:34:52,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100870805] [2021-01-06 16:34:52,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1960062185] [2021-01-06 16:34:52,239 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 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 16:34:52,341 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-06 16:34:52,341 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 16:34:52,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 7 conjunts are in the unsatisfiable core [2021-01-06 16:34:52,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 16:34:52,399 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 16:34:52,399 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 16:34:52,399 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-01-06 16:34:52,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439705321] [2021-01-06 16:34:52,400 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 16:34:52,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:34:52,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 16:34:52,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-06 16:34:52,402 INFO L87 Difference]: Start difference. First operand 33 states and 42 transitions. Second operand 7 states. [2021-01-06 16:34:52,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:34:52,432 INFO L93 Difference]: Finished difference Result 57 states and 75 transitions. [2021-01-06 16:34:52,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 16:34:52,433 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2021-01-06 16:34:52,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:34:52,434 INFO L225 Difference]: With dead ends: 57 [2021-01-06 16:34:52,434 INFO L226 Difference]: Without dead ends: 42 [2021-01-06 16:34:52,435 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-06 16:34:52,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2021-01-06 16:34:52,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 38. [2021-01-06 16:34:52,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2021-01-06 16:34:52,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 48 transitions. [2021-01-06 16:34:52,441 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 48 transitions. Word has length 27 [2021-01-06 16:34:52,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:34:52,441 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 48 transitions. [2021-01-06 16:34:52,441 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 16:34:52,441 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2021-01-06 16:34:52,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-01-06 16:34:52,442 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:34:52,442 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:34:52,655 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 16:34:52,656 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:34:52,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:34:52,656 INFO L82 PathProgramCache]: Analyzing trace with hash -459646902, now seen corresponding path program 3 times [2021-01-06 16:34:52,657 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:34:52,657 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673379209] [2021-01-06 16:34:52,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:34:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:34:52,752 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 16:34:52,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673379209] [2021-01-06 16:34:52,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [954552299] [2021-01-06 16:34:52,753 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 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 16:34:53,322 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-01-06 16:34:53,322 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 16:34:53,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 27 conjunts are in the unsatisfiable core [2021-01-06 16:34:53,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 16:34:53,386 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-06 16:34:53,389 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:53,392 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:53,393 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:34:53,393 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-01-06 16:34:53,454 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:53,456 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-01-06 16:34:53,470 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:34:53,474 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:53,477 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:53,477 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:34:53,478 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2021-01-06 16:34:53,510 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_int_18|], 2=[|v_#memory_int_17|]} [2021-01-06 16:34:53,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:53,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:53,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:53,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:53,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:53,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:53,551 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-01-06 16:34:53,556 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:53,571 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:53,623 INFO L348 Elim1Store]: treesize reduction 122, result has 17.6 percent of original size [2021-01-06 16:34:53,624 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 35 [2021-01-06 16:34:53,631 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:53,645 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:53,646 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:34:53,646 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:56, output treesize:30 [2021-01-06 16:34:53,717 INFO L348 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-01-06 16:34:53,718 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 35 [2021-01-06 16:34:53,724 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:53,744 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:53,748 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 16:34:53,748 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:49, output treesize:26 [2021-01-06 16:34:53,923 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-01-06 16:34:53,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 16:34:53,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 11] total 16 [2021-01-06 16:34:53,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096803874] [2021-01-06 16:34:53,925 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-01-06 16:34:53,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:34:53,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-01-06 16:34:53,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2021-01-06 16:34:53,927 INFO L87 Difference]: Start difference. First operand 38 states and 48 transitions. Second operand 16 states. [2021-01-06 16:34:55,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:34:55,177 INFO L93 Difference]: Finished difference Result 78 states and 104 transitions. [2021-01-06 16:34:55,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-01-06 16:34:55,177 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 32 [2021-01-06 16:34:55,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:34:55,179 INFO L225 Difference]: With dead ends: 78 [2021-01-06 16:34:55,179 INFO L226 Difference]: Without dead ends: 63 [2021-01-06 16:34:55,180 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=259, Invalid=931, Unknown=0, NotChecked=0, Total=1190 [2021-01-06 16:34:55,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-01-06 16:34:55,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 46. [2021-01-06 16:34:55,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2021-01-06 16:34:55,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 58 transitions. [2021-01-06 16:34:55,189 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 58 transitions. Word has length 32 [2021-01-06 16:34:55,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:34:55,190 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 58 transitions. [2021-01-06 16:34:55,190 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2021-01-06 16:34:55,190 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2021-01-06 16:34:55,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-06 16:34:55,191 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:34:55,191 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:34:55,405 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 16:34:55,406 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:34:55,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:34:55,407 INFO L82 PathProgramCache]: Analyzing trace with hash -908742253, now seen corresponding path program 1 times [2021-01-06 16:34:55,407 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:34:55,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730596259] [2021-01-06 16:34:55,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:34:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:34:55,806 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 28 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-01-06 16:34:55,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730596259] [2021-01-06 16:34:55,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1848701024] [2021-01-06 16:34:55,807 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 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 16:34:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:34:55,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 28 conjunts are in the unsatisfiable core [2021-01-06 16:34:55,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 16:34:55,942 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-06 16:34:55,943 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:55,945 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:55,946 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:34:55,946 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-01-06 16:34:55,961 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:55,961 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-01-06 16:34:55,964 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:34:55,967 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:55,969 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:55,969 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:34:55,970 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2021-01-06 16:34:55,992 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_int_21|], 2=[|v_#memory_int_20|]} [2021-01-06 16:34:55,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:55,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:56,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:56,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:56,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:56,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:56,014 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-01-06 16:34:56,016 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:56,030 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:56,065 INFO L348 Elim1Store]: treesize reduction 122, result has 17.6 percent of original size [2021-01-06 16:34:56,066 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 35 [2021-01-06 16:34:56,068 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:56,076 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:56,077 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:34:56,077 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:56, output treesize:30 [2021-01-06 16:34:56,122 INFO L348 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-01-06 16:34:56,123 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 35 [2021-01-06 16:34:56,126 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:56,135 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:56,136 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 16:34:56,137 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:49, output treesize:26 [2021-01-06 16:34:56,289 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 32 proven. 5 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-01-06 16:34:56,290 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 16:34:56,290 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 19 [2021-01-06 16:34:56,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966501932] [2021-01-06 16:34:56,291 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-01-06 16:34:56,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:34:56,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-01-06 16:34:56,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2021-01-06 16:34:56,292 INFO L87 Difference]: Start difference. First operand 46 states and 58 transitions. Second operand 19 states. [2021-01-06 16:34:57,145 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2021-01-06 16:34:57,297 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-01-06 16:34:57,488 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2021-01-06 16:34:57,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:34:57,696 INFO L93 Difference]: Finished difference Result 76 states and 100 transitions. [2021-01-06 16:34:57,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-06 16:34:57,699 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 37 [2021-01-06 16:34:57,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:34:57,700 INFO L225 Difference]: With dead ends: 76 [2021-01-06 16:34:57,701 INFO L226 Difference]: Without dead ends: 63 [2021-01-06 16:34:57,702 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=177, Invalid=635, Unknown=0, NotChecked=0, Total=812 [2021-01-06 16:34:57,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-01-06 16:34:57,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 49. [2021-01-06 16:34:57,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2021-01-06 16:34:57,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 61 transitions. [2021-01-06 16:34:57,711 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 61 transitions. Word has length 37 [2021-01-06 16:34:57,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:34:57,712 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 61 transitions. [2021-01-06 16:34:57,712 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2021-01-06 16:34:57,712 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2021-01-06 16:34:57,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-01-06 16:34:57,713 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:34:57,713 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:34:57,922 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-01-06 16:34:57,923 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:34:57,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:34:57,924 INFO L82 PathProgramCache]: Analyzing trace with hash 829738032, now seen corresponding path program 1 times [2021-01-06 16:34:57,924 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:34:57,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772155216] [2021-01-06 16:34:57,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:34:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:34:58,116 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 32 proven. 5 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-01-06 16:34:58,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772155216] [2021-01-06 16:34:58,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [897166131] [2021-01-06 16:34:58,117 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 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 16:34:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:34:58,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 31 conjunts are in the unsatisfiable core [2021-01-06 16:34:58,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 16:34:58,236 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-06 16:34:58,237 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:58,241 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:58,242 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:34:58,242 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:10 [2021-01-06 16:34:58,296 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:58,297 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-01-06 16:34:58,299 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:34:58,302 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:58,308 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:58,309 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:34:58,309 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:12 [2021-01-06 16:34:58,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:58,342 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:34:58,343 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:58,353 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:58,354 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:34:58,355 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:30 [2021-01-06 16:34:58,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:34:58,440 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:58,441 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 110 [2021-01-06 16:34:58,448 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 2, 1] term [2021-01-06 16:34:58,448 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 16:34:58,452 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:58,466 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:58,468 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:34:58,468 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:48 [2021-01-06 16:34:58,687 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:58,688 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 49 [2021-01-06 16:34:58,692 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:34:58,696 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:34:58,698 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 16:34:58,698 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:44, output treesize:4 [2021-01-06 16:34:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 32 proven. 5 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-01-06 16:34:58,732 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 16:34:58,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-01-06 16:34:58,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729956866] [2021-01-06 16:34:58,733 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-01-06 16:34:58,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:34:58,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-01-06 16:34:58,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=336, Unknown=0, NotChecked=0, Total=380 [2021-01-06 16:34:58,734 INFO L87 Difference]: Start difference. First operand 49 states and 61 transitions. Second operand 20 states. [2021-01-06 16:35:00,318 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-01-06 16:35:00,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:35:00,546 INFO L93 Difference]: Finished difference Result 94 states and 119 transitions. [2021-01-06 16:35:00,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-01-06 16:35:00,547 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 38 [2021-01-06 16:35:00,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:35:00,548 INFO L225 Difference]: With dead ends: 94 [2021-01-06 16:35:00,548 INFO L226 Difference]: Without dead ends: 56 [2021-01-06 16:35:00,549 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=215, Invalid=841, Unknown=0, NotChecked=0, Total=1056 [2021-01-06 16:35:00,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-01-06 16:35:00,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 49. [2021-01-06 16:35:00,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2021-01-06 16:35:00,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 56 transitions. [2021-01-06 16:35:00,560 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 56 transitions. Word has length 38 [2021-01-06 16:35:00,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:35:00,560 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 56 transitions. [2021-01-06 16:35:00,561 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2021-01-06 16:35:00,561 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2021-01-06 16:35:00,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-01-06 16:35:00,562 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:35:00,562 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:35:00,776 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 16:35:00,777 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:35:00,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:35:00,778 INFO L82 PathProgramCache]: Analyzing trace with hash 731872996, now seen corresponding path program 1 times [2021-01-06 16:35:00,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:35:00,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881771151] [2021-01-06 16:35:00,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:35:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:35:01,213 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 37 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-06 16:35:01,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881771151] [2021-01-06 16:35:01,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [36763293] [2021-01-06 16:35:01,214 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 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 16:35:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:35:01,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 54 conjunts are in the unsatisfiable core [2021-01-06 16:35:01,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 16:35:01,372 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-06 16:35:01,373 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:01,375 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:01,375 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:01,375 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-01-06 16:35:01,404 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:01,405 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2021-01-06 16:35:01,407 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:35:01,410 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:01,417 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:01,418 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:01,418 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2021-01-06 16:35:01,472 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_int_25|], 2=[|v_#memory_int_23|]} [2021-01-06 16:35:01,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,496 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-01-06 16:35:01,503 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:01,524 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:01,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,538 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2021-01-06 16:35:01,542 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:01,557 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:01,559 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:01,559 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:69, output treesize:43 [2021-01-06 16:35:01,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,638 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2021-01-06 16:35:01,641 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:01,657 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:01,664 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:01,664 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:62, output treesize:43 [2021-01-06 16:35:01,830 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:01,831 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2021-01-06 16:35:01,833 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:35:01,835 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:35:01,839 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:01,853 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:01,855 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:01,855 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:44, output treesize:29 [2021-01-06 16:35:01,912 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_17|, |v_#memory_$Pointer$.offset_15|], 2=[|v_#memory_int_24|], 24=[|v_#memory_int_27|]} [2021-01-06 16:35:01,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:01,928 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:35:01,929 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:01,995 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:02,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,006 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:35:02,008 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:02,063 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:02,070 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:02,107 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:02,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,131 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 14 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 65 [2021-01-06 16:35:02,134 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:02,164 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:02,166 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:02,166 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:116, output treesize:90 [2021-01-06 16:35:02,251 INFO L443 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.base_18|, |v_#memory_$Pointer$.offset_16|], 30=[|v_#memory_int_28|]} [2021-01-06 16:35:02,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,295 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:02,295 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 138 treesize of output 143 [2021-01-06 16:35:02,301 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[11, 3, 2, 1] term [2021-01-06 16:35:02,302 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2021-01-06 16:35:02,309 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:02,345 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:02,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,351 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2021-01-06 16:35:02,355 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:02,389 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:02,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,398 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 83 [2021-01-06 16:35:02,404 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:02,438 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:02,440 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:02,440 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:181, output treesize:128 [2021-01-06 16:35:02,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,874 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:02,875 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 73 [2021-01-06 16:35:02,878 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:02,924 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:02,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:02,934 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 13 [2021-01-06 16:35:02,936 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:02,954 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:02,956 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:02,957 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:146, output treesize:54 [2021-01-06 16:35:03,082 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 41 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-01-06 16:35:03,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 16:35:03,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 16] total 30 [2021-01-06 16:35:03,083 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764049723] [2021-01-06 16:35:03,083 INFO L461 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-01-06 16:35:03,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:35:03,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-01-06 16:35:03,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=778, Unknown=0, NotChecked=0, Total=870 [2021-01-06 16:35:03,089 INFO L87 Difference]: Start difference. First operand 49 states and 56 transitions. Second operand 30 states. [2021-01-06 16:35:04,050 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 57 [2021-01-06 16:35:04,466 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 63 [2021-01-06 16:35:04,716 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2021-01-06 16:35:05,067 WARN L197 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 98 [2021-01-06 16:35:05,256 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 58 [2021-01-06 16:35:05,995 WARN L197 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 138 [2021-01-06 16:35:06,826 WARN L197 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 175 [2021-01-06 16:35:07,693 WARN L197 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 177 [2021-01-06 16:35:08,526 WARN L197 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 177 [2021-01-06 16:35:09,179 WARN L197 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 148 [2021-01-06 16:35:09,827 WARN L197 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 150 [2021-01-06 16:35:10,380 WARN L197 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 125 [2021-01-06 16:35:10,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:35:10,456 INFO L93 Difference]: Finished difference Result 82 states and 103 transitions. [2021-01-06 16:35:10,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-01-06 16:35:10,456 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 43 [2021-01-06 16:35:10,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:35:10,458 INFO L225 Difference]: With dead ends: 82 [2021-01-06 16:35:10,458 INFO L226 Difference]: Without dead ends: 69 [2021-01-06 16:35:10,459 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=412, Invalid=1750, Unknown=0, NotChecked=0, Total=2162 [2021-01-06 16:35:10,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-01-06 16:35:10,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 52. [2021-01-06 16:35:10,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2021-01-06 16:35:10,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 60 transitions. [2021-01-06 16:35:10,476 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 60 transitions. Word has length 43 [2021-01-06 16:35:10,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:35:10,476 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 60 transitions. [2021-01-06 16:35:10,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 30 states. [2021-01-06 16:35:10,476 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2021-01-06 16:35:10,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-01-06 16:35:10,478 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:35:10,478 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:35:10,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 16:35:10,693 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:35:10,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:35:10,694 INFO L82 PathProgramCache]: Analyzing trace with hash 733720038, now seen corresponding path program 1 times [2021-01-06 16:35:10,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:35:10,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883473301] [2021-01-06 16:35:10,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:35:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:35:11,218 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 35 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-06 16:35:11,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883473301] [2021-01-06 16:35:11,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880251144] [2021-01-06 16:35:11,219 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 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 16:35:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:35:11,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 55 conjunts are in the unsatisfiable core [2021-01-06 16:35:11,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 16:35:11,359 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-06 16:35:11,359 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:11,361 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:11,361 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:11,362 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-01-06 16:35:11,388 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:11,388 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2021-01-06 16:35:11,391 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:35:11,392 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:11,401 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:11,402 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:11,402 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2021-01-06 16:35:11,449 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_int_31|], 2=[|v_#memory_int_29|]} [2021-01-06 16:35:11,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,471 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-01-06 16:35:11,472 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:11,495 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:11,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,506 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2021-01-06 16:35:11,508 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:11,522 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:11,523 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:11,524 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:69, output treesize:43 [2021-01-06 16:35:11,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,590 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2021-01-06 16:35:11,592 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:11,609 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:11,611 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:11,611 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:62, output treesize:43 [2021-01-06 16:35:11,755 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:11,755 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2021-01-06 16:35:11,759 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:35:11,760 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:35:11,762 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:11,774 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:11,776 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:11,777 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:44, output treesize:29 [2021-01-06 16:35:11,828 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_19|, |v_#memory_$Pointer$.offset_17|], 2=[|v_#memory_int_30|], 24=[|v_#memory_int_33|]} [2021-01-06 16:35:11,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,844 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:35:11,845 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:11,898 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:11,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:11,907 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:35:11,908 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:11,959 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:11,965 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:12,004 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:12,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,036 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 14 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 65 [2021-01-06 16:35:12,038 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:12,067 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:12,068 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:12,069 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:116, output treesize:90 [2021-01-06 16:35:12,151 INFO L443 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.base_20|, |v_#memory_$Pointer$.offset_18|], 30=[|v_#memory_int_34|]} [2021-01-06 16:35:12,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,193 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:12,194 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 138 treesize of output 143 [2021-01-06 16:35:12,198 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[11, 3, 2, 1] term [2021-01-06 16:35:12,199 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2021-01-06 16:35:12,200 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:12,238 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:12,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,244 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2021-01-06 16:35:12,246 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:12,284 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:12,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,298 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 83 [2021-01-06 16:35:12,300 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:12,334 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:12,335 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:12,336 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:181, output treesize:128 [2021-01-06 16:35:12,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,756 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:12,756 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 73 [2021-01-06 16:35:12,759 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:12,782 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:12,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:12,787 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 13 [2021-01-06 16:35:12,789 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:12,804 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:12,806 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:12,807 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:146, output treesize:54 [2021-01-06 16:35:12,910 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 39 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-01-06 16:35:12,911 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 16:35:12,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17] total 30 [2021-01-06 16:35:12,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197816439] [2021-01-06 16:35:12,912 INFO L461 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-01-06 16:35:12,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:35:12,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-01-06 16:35:12,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=780, Unknown=0, NotChecked=0, Total=870 [2021-01-06 16:35:12,913 INFO L87 Difference]: Start difference. First operand 52 states and 60 transitions. Second operand 30 states. [2021-01-06 16:35:14,231 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 63 [2021-01-06 16:35:14,476 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 70 [2021-01-06 16:35:14,798 WARN L197 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 100 [2021-01-06 16:35:14,980 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 60 [2021-01-06 16:35:15,667 WARN L197 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 138 [2021-01-06 16:35:16,501 WARN L197 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 175 [2021-01-06 16:35:17,339 WARN L197 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 177 [2021-01-06 16:35:18,200 WARN L197 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 177 [2021-01-06 16:35:19,125 WARN L197 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 179 [2021-01-06 16:35:19,781 WARN L197 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 148 [2021-01-06 16:35:20,395 WARN L197 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 150 [2021-01-06 16:35:21,068 WARN L197 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 152 [2021-01-06 16:35:21,575 WARN L197 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 127 [2021-01-06 16:35:21,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:35:21,674 INFO L93 Difference]: Finished difference Result 82 states and 102 transitions. [2021-01-06 16:35:21,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-01-06 16:35:21,675 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 43 [2021-01-06 16:35:21,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:35:21,676 INFO L225 Difference]: With dead ends: 82 [2021-01-06 16:35:21,676 INFO L226 Difference]: Without dead ends: 69 [2021-01-06 16:35:21,678 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 430 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=466, Invalid=1886, Unknown=0, NotChecked=0, Total=2352 [2021-01-06 16:35:21,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-01-06 16:35:21,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 55. [2021-01-06 16:35:21,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2021-01-06 16:35:21,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 63 transitions. [2021-01-06 16:35:21,689 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 63 transitions. Word has length 43 [2021-01-06 16:35:21,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:35:21,690 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 63 transitions. [2021-01-06 16:35:21,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 30 states. [2021-01-06 16:35:21,690 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2021-01-06 16:35:21,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-01-06 16:35:21,692 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:35:21,692 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:35:21,905 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-01-06 16:35:21,905 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:35:21,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:35:21,907 INFO L82 PathProgramCache]: Analyzing trace with hash 206461501, now seen corresponding path program 1 times [2021-01-06 16:35:21,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:35:21,907 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917511253] [2021-01-06 16:35:21,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:35:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:35:22,327 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 34 proven. 20 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-06 16:35:22,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917511253] [2021-01-06 16:35:22,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1081050308] [2021-01-06 16:35:22,328 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 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 16:35:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:35:22,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 52 conjunts are in the unsatisfiable core [2021-01-06 16:35:22,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 16:35:22,461 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-06 16:35:22,462 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:22,466 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:22,466 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:22,467 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:10 [2021-01-06 16:35:22,545 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:22,546 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2021-01-06 16:35:22,549 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:35:22,553 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:22,561 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:22,562 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:22,562 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:22 [2021-01-06 16:35:22,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:22,606 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:35:22,607 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:22,620 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:22,620 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:22,621 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:40, output treesize:40 [2021-01-06 16:35:22,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:22,736 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:22,737 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 115 [2021-01-06 16:35:22,741 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 2, 1] term [2021-01-06 16:35:22,741 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 16:35:22,743 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:22,761 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:22,762 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:22,763 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:74, output treesize:64 [2021-01-06 16:35:22,931 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:22,932 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 30 [2021-01-06 16:35:22,934 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:35:22,935 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:35:22,936 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:22,952 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:22,954 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:22,954 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:59, output treesize:52 [2021-01-06 16:35:23,034 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_19|], 2=[|v_#memory_$Pointer$.base_22|, |v_#memory_$Pointer$.base_23|], 4=[|v_#memory_$Pointer$.base_24|], 10=[|v_#memory_$Pointer$.base_26|]} [2021-01-06 16:35:23,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,047 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:35:23,048 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:23,151 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-01-06 16:35:23,151 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:23,158 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:23,233 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:23,237 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:23,291 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:23,295 INFO L547 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:23,329 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:23,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,602 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2021-01-06 16:35:23,602 INFO L348 Elim1Store]: treesize reduction 110, result has 64.5 percent of original size [2021-01-06 16:35:23,603 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 278 [2021-01-06 16:35:23,612 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:23,655 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:23,658 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 5 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:23,659 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:141, output treesize:88 [2021-01-06 16:35:23,768 INFO L443 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.offset_20|], 28=[|v_#memory_$Pointer$.base_27|]} [2021-01-06 16:35:23,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,775 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 68 [2021-01-06 16:35:23,777 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:23,814 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:23,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:23,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 16:35:24,003 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-01-06 16:35:24,004 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:24,004 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 158 treesize of output 357 [2021-01-06 16:35:24,012 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[18, 3, 2, 1] term [2021-01-06 16:35:24,013 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 18 disjuncts [2021-01-06 16:35:24,019 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:24,069 INFO L625 ElimStorePlain]: treesize reduction 21, result has 87.3 percent of original size [2021-01-06 16:35:24,071 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:24,071 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:186, output treesize:145 [2021-01-06 16:35:24,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:24,551 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 18 [2021-01-06 16:35:24,553 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:24,574 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:24,576 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:24,576 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:163, output treesize:118 [2021-01-06 16:35:24,809 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2021-01-06 16:35:24,810 INFO L348 Elim1Store]: treesize reduction 12, result has 90.7 percent of original size [2021-01-06 16:35:24,810 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 119 treesize of output 151 [2021-01-06 16:35:24,814 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2021-01-06 16:35:24,815 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2021-01-06 16:35:24,816 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2021-01-06 16:35:24,817 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 16:35:24,818 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-06 16:35:24,823 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:24,827 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:24,829 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:24,830 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:119, output treesize:4 [2021-01-06 16:35:24,895 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-01-06 16:35:24,895 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 16:35:24,895 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 16] total 33 [2021-01-06 16:35:24,896 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251327056] [2021-01-06 16:35:24,896 INFO L461 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-01-06 16:35:24,896 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:35:24,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-01-06 16:35:24,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=961, Unknown=0, NotChecked=0, Total=1056 [2021-01-06 16:35:24,898 INFO L87 Difference]: Start difference. First operand 55 states and 63 transitions. Second operand 33 states. [2021-01-06 16:35:27,034 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2021-01-06 16:35:27,321 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-01-06 16:35:27,734 WARN L197 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 105 [2021-01-06 16:35:27,991 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 70 [2021-01-06 16:35:28,907 WARN L197 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 141 [2021-01-06 16:35:29,745 WARN L197 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 176 [2021-01-06 16:35:30,624 WARN L197 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 178 [2021-01-06 16:35:31,343 WARN L197 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 173 [2021-01-06 16:35:32,034 WARN L197 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 176 [2021-01-06 16:35:32,617 WARN L197 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 117 [2021-01-06 16:35:32,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:35:32,655 INFO L93 Difference]: Finished difference Result 69 states and 81 transitions. [2021-01-06 16:35:32,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-01-06 16:35:32,655 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 44 [2021-01-06 16:35:32,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:35:32,656 INFO L225 Difference]: With dead ends: 69 [2021-01-06 16:35:32,656 INFO L226 Difference]: Without dead ends: 62 [2021-01-06 16:35:32,658 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 446 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=448, Invalid=2204, Unknown=0, NotChecked=0, Total=2652 [2021-01-06 16:35:32,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-01-06 16:35:32,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 55. [2021-01-06 16:35:32,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2021-01-06 16:35:32,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 62 transitions. [2021-01-06 16:35:32,669 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 62 transitions. Word has length 44 [2021-01-06 16:35:32,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:35:32,670 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 62 transitions. [2021-01-06 16:35:32,670 INFO L482 AbstractCegarLoop]: Interpolant automaton has 33 states. [2021-01-06 16:35:32,670 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 62 transitions. [2021-01-06 16:35:32,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-01-06 16:35:32,671 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:35:32,671 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:35:32,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 16:35:32,886 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:35:32,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:35:32,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1765953289, now seen corresponding path program 2 times [2021-01-06 16:35:32,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:35:32,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113674679] [2021-01-06 16:35:32,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:35:32,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:35:33,777 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 38 proven. 34 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-06 16:35:33,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113674679] [2021-01-06 16:35:33,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [147456487] [2021-01-06 16:35:33,778 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 16:35:33,902 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-06 16:35:33,903 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 16:35:33,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 85 conjunts are in the unsatisfiable core [2021-01-06 16:35:33,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 16:35:33,927 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-06 16:35:33,928 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:33,929 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:33,930 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:33,930 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-01-06 16:35:33,954 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:33,955 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2021-01-06 16:35:33,957 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:35:33,959 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:33,966 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:33,967 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:33,968 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2021-01-06 16:35:34,033 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_int_38|], 2=[|v_#memory_int_35|]} [2021-01-06 16:35:34,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,057 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-01-06 16:35:34,058 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:34,084 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:34,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,101 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2021-01-06 16:35:34,103 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:34,118 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:34,119 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:34,119 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:69, output treesize:43 [2021-01-06 16:35:34,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,205 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2021-01-06 16:35:34,206 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:34,222 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:34,223 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:34,224 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:62, output treesize:43 [2021-01-06 16:35:34,433 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:34,433 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 69 [2021-01-06 16:35:34,435 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:35:34,436 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:35:34,439 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:34,463 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:34,465 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:34,466 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:55 [2021-01-06 16:35:34,587 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_21|, |v_#memory_$Pointer$.base_28|], 2=[|v_#memory_int_36|], 24=[|v_#memory_int_40|]} [2021-01-06 16:35:34,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,597 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:35:34,598 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:34,705 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-01-06 16:35:34,706 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:34,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,717 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:35:34,718 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:34,805 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:34,809 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:34,875 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:34,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:34,894 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 16 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 65 [2021-01-06 16:35:34,897 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:34,958 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:34,961 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:34,961 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:142, output treesize:116 [2021-01-06 16:35:35,122 INFO L443 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.base_32|, |v_#memory_$Pointer$.offset_25|], 30=[|v_#memory_int_41|]} [2021-01-06 16:35:35,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:35,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:35,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 16:35:35,142 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:35,142 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 159 treesize of output 110 [2021-01-06 16:35:35,146 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:35,215 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:35,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:35,221 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2021-01-06 16:35:35,222 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:35,288 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:35,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:35,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:35,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:35,298 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 83 [2021-01-06 16:35:35,301 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:35,360 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:35,364 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:35,364 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:219, output treesize:166 [2021-01-06 16:35:35,662 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:35,662 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 41 [2021-01-06 16:35:35,664 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 16:35:35,665 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:35:35,666 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:35:35,668 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:35,713 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:35,715 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:35,715 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:145, output treesize:121 [2021-01-06 16:35:35,853 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_30|, |v_#memory_$Pointer$.offset_22|, |v_#memory_$Pointer$.offset_24|, |v_#memory_int_37|, |v_#memory_$Pointer$.base_29|], 4=[|v_#memory_$Pointer$.base_31|, |v_#memory_$Pointer$.offset_23|], 7=[|v_#memory_$Pointer$.base_33|, |v_#memory_$Pointer$.offset_26|], 51=[|v_#memory_int_42|]} [2021-01-06 16:35:35,885 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:36,620 WARN L197 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-01-06 16:35:36,620 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:36,629 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:37,074 WARN L197 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-01-06 16:35:37,075 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:37,084 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:37,483 WARN L197 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-01-06 16:35:37,484 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:37,496 INFO L547 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:37,798 WARN L197 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-01-06 16:35:37,798 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:37,805 INFO L547 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:38,079 WARN L197 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-01-06 16:35:38,080 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:38,089 INFO L547 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:38,276 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-01-06 16:35:38,276 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:38,285 INFO L547 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:38,390 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-01-06 16:35:38,390 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:38,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,654 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2021-01-06 16:35:38,655 INFO L348 Elim1Store]: treesize reduction 90, result has 62.2 percent of original size [2021-01-06 16:35:38,656 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 110 treesize of output 250 [2021-01-06 16:35:38,681 INFO L547 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:38,793 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-01-06 16:35:38,794 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:38,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,823 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 14 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 78 [2021-01-06 16:35:38,834 INFO L547 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:38,968 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-01-06 16:35:38,969 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:38,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:38,994 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 107 [2021-01-06 16:35:38,996 INFO L547 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:39,089 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:39,095 INFO L547 ElimStorePlain]: Start of recursive call 1: 10 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:39,096 INFO L244 ElimStorePlain]: Needed 11 recursive calls to eliminate 10 variables, input treesize:314, output treesize:182 [2021-01-06 16:35:39,277 INFO L443 ElimStorePlain]: Different costs {25=[|v_#memory_$Pointer$.offset_27|, |v_#memory_$Pointer$.base_34|], 63=[|v_#memory_int_43|]} [2021-01-06 16:35:39,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:39,310 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:39,310 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 173 treesize of output 201 [2021-01-06 16:35:39,314 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:39,396 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:39,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:39,614 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2021-01-06 16:35:39,615 INFO L348 Elim1Store]: treesize reduction 28, result has 85.6 percent of original size [2021-01-06 16:35:39,616 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 279 treesize of output 285 [2021-01-06 16:35:39,623 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[24, 3, 2, 1] term [2021-01-06 16:35:39,624 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 24 disjuncts [2021-01-06 16:35:39,627 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:39,775 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2021-01-06 16:35:39,776 INFO L625 ElimStorePlain]: treesize reduction 20, result has 93.3 percent of original size [2021-01-06 16:35:39,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:39,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:39,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:39,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:39,796 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 12 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 143 [2021-01-06 16:35:39,800 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:39,859 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:39,860 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:35:39,861 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:377, output treesize:246 [2021-01-06 16:35:40,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:40,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 16:35:40,898 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:40,899 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 245 treesize of output 244 [2021-01-06 16:35:40,904 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2021-01-06 16:35:40,905 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 14 disjuncts [2021-01-06 16:35:40,906 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2021-01-06 16:35:40,907 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2021-01-06 16:35:40,908 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:35:40,909 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:35:40,910 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:35:40,912 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2021-01-06 16:35:40,914 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:35:40,915 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:35:40,916 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:35:40,917 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:35:40,918 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:35:40,920 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:35:40,921 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:35:40,922 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:35:40,927 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:40,974 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:40,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:35:40,990 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:40,991 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 40 [2021-01-06 16:35:40,993 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:35:41,022 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:35:41,027 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-01-06 16:35:41,027 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:288, output treesize:83 [2021-01-06 16:35:41,214 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 45 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-06 16:35:41,215 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 16:35:41,215 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 21] total 43 [2021-01-06 16:35:41,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044852287] [2021-01-06 16:35:41,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-01-06 16:35:41,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:35:41,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-01-06 16:35:41,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=1640, Unknown=0, NotChecked=0, Total=1806 [2021-01-06 16:35:41,217 INFO L87 Difference]: Start difference. First operand 55 states and 62 transitions. Second operand 43 states. [2021-01-06 16:35:42,827 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2021-01-06 16:35:43,707 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 75 [2021-01-06 16:35:44,149 WARN L197 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 81 [2021-01-06 16:35:44,580 WARN L197 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 112 [2021-01-06 16:35:44,824 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 64 [2021-01-06 16:35:45,528 WARN L197 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 92 [2021-01-06 16:35:45,987 WARN L197 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 101 [2021-01-06 16:35:46,696 WARN L197 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 139 [2021-01-06 16:35:47,080 WARN L197 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 84 [2021-01-06 16:35:48,562 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 252 DAG size of output: 198 [2021-01-06 16:35:50,405 WARN L197 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 341 DAG size of output: 252 [2021-01-06 16:35:52,297 WARN L197 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 346 DAG size of output: 254 [2021-01-06 16:35:54,183 WARN L197 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 343 DAG size of output: 254 [2021-01-06 16:35:55,572 WARN L197 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 313 DAG size of output: 259 [2021-01-06 16:35:56,869 WARN L197 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 324 DAG size of output: 261 [2021-01-06 16:35:58,155 WARN L197 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 315 DAG size of output: 261 [2021-01-06 16:35:59,575 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 289 DAG size of output: 208 [2021-01-06 16:36:00,925 WARN L197 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 291 DAG size of output: 210 [2021-01-06 16:36:02,033 WARN L197 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 176 [2021-01-06 16:36:02,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:36:02,107 INFO L93 Difference]: Finished difference Result 88 states and 109 transitions. [2021-01-06 16:36:02,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-01-06 16:36:02,108 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 49 [2021-01-06 16:36:02,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:36:02,109 INFO L225 Difference]: With dead ends: 88 [2021-01-06 16:36:02,109 INFO L226 Difference]: Without dead ends: 75 [2021-01-06 16:36:02,110 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 955 ImplicationChecksByTransitivity, 20.2s TimeCoverageRelationStatistics Valid=758, Invalid=3664, Unknown=0, NotChecked=0, Total=4422 [2021-01-06 16:36:02,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-01-06 16:36:02,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 58. [2021-01-06 16:36:02,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2021-01-06 16:36:02,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 66 transitions. [2021-01-06 16:36:02,123 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 66 transitions. Word has length 49 [2021-01-06 16:36:02,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:36:02,124 INFO L481 AbstractCegarLoop]: Abstraction has 58 states and 66 transitions. [2021-01-06 16:36:02,124 INFO L482 AbstractCegarLoop]: Interpolant automaton has 43 states. [2021-01-06 16:36:02,124 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2021-01-06 16:36:02,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-01-06 16:36:02,125 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:36:02,125 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:36:02,339 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 16:36:02,340 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:36:02,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:36:02,341 INFO L82 PathProgramCache]: Analyzing trace with hash -1764106247, now seen corresponding path program 2 times [2021-01-06 16:36:02,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:36:02,342 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828554765] [2021-01-06 16:36:02,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:36:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:36:03,171 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 34 proven. 38 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-06 16:36:03,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828554765] [2021-01-06 16:36:03,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037167180] [2021-01-06 16:36:03,172 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 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 16:36:03,291 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-06 16:36:03,291 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 16:36:03,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 86 conjunts are in the unsatisfiable core [2021-01-06 16:36:03,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 16:36:03,312 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-06 16:36:03,313 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:03,315 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:03,315 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:36:03,315 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-01-06 16:36:03,345 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:03,345 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2021-01-06 16:36:03,347 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:36:03,349 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:03,358 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:03,359 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:36:03,359 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2021-01-06 16:36:03,422 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_int_47|], 2=[|v_#memory_int_44|]} [2021-01-06 16:36:03,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,441 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-01-06 16:36:03,442 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:03,467 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:03,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,481 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2021-01-06 16:36:03,482 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:03,497 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:03,498 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:36:03,498 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:69, output treesize:43 [2021-01-06 16:36:03,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,573 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2021-01-06 16:36:03,575 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:03,591 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:03,593 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:03,593 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:62, output treesize:43 [2021-01-06 16:36:03,798 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:03,799 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 69 [2021-01-06 16:36:03,801 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:36:03,802 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:36:03,804 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:03,832 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:03,834 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:03,834 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:55 [2021-01-06 16:36:03,941 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_28|, |v_#memory_$Pointer$.base_35|], 2=[|v_#memory_int_45|], 24=[|v_#memory_int_49|]} [2021-01-06 16:36:03,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:03,950 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:36:03,953 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:04,039 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:04,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,064 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:36:04,065 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:04,163 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:04,167 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:04,248 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:04,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,270 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 16 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 65 [2021-01-06 16:36:04,272 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:04,329 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:04,332 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:04,332 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:142, output treesize:116 [2021-01-06 16:36:04,475 INFO L443 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.offset_32|, |v_#memory_$Pointer$.base_39|], 30=[|v_#memory_int_50|]} [2021-01-06 16:36:04,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,483 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2021-01-06 16:36:04,484 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:04,553 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:04,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 16:36:04,574 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:04,574 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 106 [2021-01-06 16:36:04,577 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:04,636 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:04,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:04,646 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 83 [2021-01-06 16:36:04,648 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:04,705 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:04,707 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:04,707 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:219, output treesize:166 [2021-01-06 16:36:05,014 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:05,014 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 41 [2021-01-06 16:36:05,016 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 16:36:05,017 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:36:05,017 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:36:05,019 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:05,073 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:05,075 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:36:05,076 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:145, output treesize:121 [2021-01-06 16:36:05,203 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_31|, |v_#memory_int_46|, |v_#memory_$Pointer$.offset_29|, |v_#memory_$Pointer$.base_37|, |v_#memory_$Pointer$.base_36|], 4=[|v_#memory_$Pointer$.offset_30|, |v_#memory_$Pointer$.base_38|], 7=[|v_#memory_$Pointer$.offset_33|, |v_#memory_$Pointer$.base_40|], 51=[|v_#memory_int_51|]} [2021-01-06 16:36:05,218 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:05,867 WARN L197 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-01-06 16:36:05,867 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:05,889 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:06,708 WARN L197 SmtUtils]: Spent 817.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-01-06 16:36:06,708 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:06,726 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:07,294 WARN L197 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-01-06 16:36:07,295 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:07,303 INFO L547 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:07,627 WARN L197 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-01-06 16:36:07,628 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:07,635 INFO L547 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:07,935 WARN L197 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-01-06 16:36:07,935 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:07,943 INFO L547 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:08,125 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-01-06 16:36:08,125 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:08,132 INFO L547 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:08,241 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-01-06 16:36:08,242 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:08,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,276 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 14 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 78 [2021-01-06 16:36:08,278 INFO L547 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:08,427 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-01-06 16:36:08,427 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:08,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,697 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2021-01-06 16:36:08,698 INFO L348 Elim1Store]: treesize reduction 90, result has 62.2 percent of original size [2021-01-06 16:36:08,698 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 110 treesize of output 250 [2021-01-06 16:36:08,705 INFO L547 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:08,834 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-01-06 16:36:08,834 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:08,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:08,857 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 107 [2021-01-06 16:36:08,859 INFO L547 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:08,963 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-01-06 16:36:08,963 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:08,969 INFO L547 ElimStorePlain]: Start of recursive call 1: 10 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:36:08,970 INFO L244 ElimStorePlain]: Needed 11 recursive calls to eliminate 10 variables, input treesize:314, output treesize:182 [2021-01-06 16:36:09,149 INFO L443 ElimStorePlain]: Different costs {25=[|v_#memory_$Pointer$.base_41|, |v_#memory_$Pointer$.offset_34|], 63=[|v_#memory_int_52|]} [2021-01-06 16:36:09,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:09,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 16:36:09,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:09,380 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-01-06 16:36:09,380 INFO L348 Elim1Store]: treesize reduction 28, result has 87.6 percent of original size [2021-01-06 16:36:09,381 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 334 treesize of output 367 [2021-01-06 16:36:09,403 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[26, 3, 2, 1] term [2021-01-06 16:36:09,404 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 26 disjuncts [2021-01-06 16:36:09,407 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:09,589 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2021-01-06 16:36:09,590 INFO L625 ElimStorePlain]: treesize reduction 41, result has 88.8 percent of original size [2021-01-06 16:36:09,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:09,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:09,628 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:09,629 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 142 treesize of output 176 [2021-01-06 16:36:09,632 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:09,715 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:09,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:09,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:09,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:09,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:09,735 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 12 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 143 [2021-01-06 16:36:09,737 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:09,803 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:09,805 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:36:09,805 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:377, output treesize:246 [2021-01-06 16:36:10,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:10,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:10,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 16:36:10,827 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:10,828 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 245 treesize of output 244 [2021-01-06 16:36:10,833 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 14 disjuncts [2021-01-06 16:36:10,834 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2021-01-06 16:36:10,835 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2021-01-06 16:36:10,836 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:10,837 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 16:36:10,838 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:10,839 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:10,842 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2021-01-06 16:36:10,852 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2021-01-06 16:36:10,854 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:10,855 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 16:36:10,856 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:10,857 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:10,859 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2021-01-06 16:36:10,860 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:10,861 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 16:36:10,861 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:10,862 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:10,864 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:10,865 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 16:36:10,865 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:10,866 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:10,868 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 16:36:10,868 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:10,869 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:10,874 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:10,919 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:10,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:10,934 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:10,935 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 40 [2021-01-06 16:36:10,938 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:10,974 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:10,978 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:10,978 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:288, output treesize:83 [2021-01-06 16:36:11,163 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-06 16:36:11,164 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 16:36:11,164 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 22] total 41 [2021-01-06 16:36:11,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436546726] [2021-01-06 16:36:11,164 INFO L461 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-01-06 16:36:11,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:36:11,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-01-06 16:36:11,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=1478, Unknown=0, NotChecked=0, Total=1640 [2021-01-06 16:36:11,166 INFO L87 Difference]: Start difference. First operand 58 states and 66 transitions. Second operand 41 states. [2021-01-06 16:36:12,562 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 61 [2021-01-06 16:36:13,321 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 72 [2021-01-06 16:36:13,672 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 77 [2021-01-06 16:36:14,090 WARN L197 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 112 [2021-01-06 16:36:14,326 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 64 [2021-01-06 16:36:14,969 WARN L197 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-01-06 16:36:15,411 WARN L197 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 91 [2021-01-06 16:36:16,076 WARN L197 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 139 [2021-01-06 16:36:16,439 WARN L197 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 84 [2021-01-06 16:36:17,929 WARN L197 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 247 DAG size of output: 195 [2021-01-06 16:36:19,773 WARN L197 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 336 DAG size of output: 246 [2021-01-06 16:36:21,630 WARN L197 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 338 DAG size of output: 248 [2021-01-06 16:36:23,543 WARN L197 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 338 DAG size of output: 248 [2021-01-06 16:36:25,449 WARN L197 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 340 DAG size of output: 250 [2021-01-06 16:36:26,778 WARN L197 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 308 DAG size of output: 256 [2021-01-06 16:36:28,059 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 320 DAG size of output: 258 [2021-01-06 16:36:29,354 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 310 DAG size of output: 258 [2021-01-06 16:36:30,674 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 312 DAG size of output: 260 [2021-01-06 16:36:32,019 WARN L197 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 284 DAG size of output: 205 [2021-01-06 16:36:33,345 WARN L197 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 286 DAG size of output: 207 [2021-01-06 16:36:34,746 WARN L197 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 288 DAG size of output: 209 [2021-01-06 16:36:35,768 WARN L197 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 173 [2021-01-06 16:36:35,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:36:35,862 INFO L93 Difference]: Finished difference Result 88 states and 108 transitions. [2021-01-06 16:36:35,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-01-06 16:36:35,863 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 49 [2021-01-06 16:36:35,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:36:35,864 INFO L225 Difference]: With dead ends: 88 [2021-01-06 16:36:35,864 INFO L226 Difference]: Without dead ends: 75 [2021-01-06 16:36:35,865 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 961 ImplicationChecksByTransitivity, 24.1s TimeCoverageRelationStatistics Valid=829, Invalid=3593, Unknown=0, NotChecked=0, Total=4422 [2021-01-06 16:36:35,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-01-06 16:36:35,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 61. [2021-01-06 16:36:35,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2021-01-06 16:36:35,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 69 transitions. [2021-01-06 16:36:35,877 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 69 transitions. Word has length 49 [2021-01-06 16:36:35,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:36:35,877 INFO L481 AbstractCegarLoop]: Abstraction has 61 states and 69 transitions. [2021-01-06 16:36:35,877 INFO L482 AbstractCegarLoop]: Interpolant automaton has 41 states. [2021-01-06 16:36:35,877 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2021-01-06 16:36:35,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-01-06 16:36:35,878 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:36:35,878 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:36:36,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-01-06 16:36:36,092 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:36:36,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:36:36,093 INFO L82 PathProgramCache]: Analyzing trace with hash 83257994, now seen corresponding path program 2 times [2021-01-06 16:36:36,093 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:36:36,093 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583008601] [2021-01-06 16:36:36,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:36:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:36:37,168 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 32 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-06 16:36:37,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583008601] [2021-01-06 16:36:37,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [810599313] [2021-01-06 16:36:37,168 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 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 16:36:37,295 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-06 16:36:37,296 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 16:36:37,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 82 conjunts are in the unsatisfiable core [2021-01-06 16:36:37,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 16:36:37,314 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-06 16:36:37,315 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:37,320 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:37,321 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:36:37,321 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:10 [2021-01-06 16:36:37,446 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:37,447 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2021-01-06 16:36:37,450 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:36:37,456 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:37,467 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:37,468 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:36:37,468 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:22 [2021-01-06 16:36:37,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:37,542 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:36:37,543 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:37,560 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:37,561 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:36:37,561 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:40, output treesize:40 [2021-01-06 16:36:37,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:37,700 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:37,701 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 115 [2021-01-06 16:36:37,704 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 2, 1] term [2021-01-06 16:36:37,704 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 16:36:37,707 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:37,726 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:37,730 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:37,730 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:74, output treesize:64 [2021-01-06 16:36:37,967 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:37,967 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 26 treesize of output 89 [2021-01-06 16:36:37,969 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:36:37,971 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:36:37,973 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:38,003 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:38,005 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:38,005 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:68, output treesize:74 [2021-01-06 16:36:38,142 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_35|], 2=[|v_#memory_$Pointer$.base_44|, |v_#memory_$Pointer$.base_43|], 4=[|v_#memory_$Pointer$.base_45|], 10=[|v_#memory_$Pointer$.base_50|]} [2021-01-06 16:36:38,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:38,155 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-01-06 16:36:38,156 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:38,314 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-01-06 16:36:38,315 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:38,321 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:38,414 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:38,420 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:38,498 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:38,503 INFO L547 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:38,554 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:38,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:38,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:38,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:38,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:38,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:38,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:38,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:38,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:38,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:38,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:38,871 WARN L197 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2021-01-06 16:36:38,872 INFO L348 Elim1Store]: treesize reduction 110, result has 64.5 percent of original size [2021-01-06 16:36:38,873 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 283 [2021-01-06 16:36:38,879 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:38,999 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2021-01-06 16:36:38,999 INFO L625 ElimStorePlain]: treesize reduction 4, result has 97.0 percent of original size [2021-01-06 16:36:39,003 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 5 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:39,003 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:163, output treesize:106 [2021-01-06 16:36:39,173 INFO L443 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.offset_39|], 28=[|v_#memory_$Pointer$.base_51|]} [2021-01-06 16:36:39,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:39,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:39,181 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 68 [2021-01-06 16:36:39,182 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:39,230 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:39,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:39,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:39,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 16:36:39,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 16:36:39,338 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:39,339 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 11 case distinctions, treesize of input 158 treesize of output 210 [2021-01-06 16:36:39,349 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:39,433 INFO L625 ElimStorePlain]: treesize reduction 10, result has 94.2 percent of original size [2021-01-06 16:36:39,435 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:39,435 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:210, output treesize:161 [2021-01-06 16:36:39,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:39,755 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:39,755 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 49 [2021-01-06 16:36:39,757 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 16:36:39,758 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:36:39,761 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 16:36:39,763 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:39,799 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:39,801 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:39,801 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:140, output treesize:132 [2021-01-06 16:36:39,947 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_36|, |v_#memory_$Pointer$.offset_38|, |v_#memory_$Pointer$.base_46|, |v_#memory_$Pointer$.base_47|], 4=[|v_#memory_$Pointer$.offset_37|, |v_#memory_$Pointer$.base_48|], 7=[|v_#memory_$Pointer$.offset_40|], 20=[|v_#memory_$Pointer$.base_52|]} [2021-01-06 16:36:39,966 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:40,343 WARN L197 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-01-06 16:36:40,343 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:40,351 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:40,652 WARN L197 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-01-06 16:36:40,653 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:40,660 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:40,910 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-01-06 16:36:40,910 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:40,917 INFO L547 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:41,104 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-01-06 16:36:41,105 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:41,110 INFO L547 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:41,240 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-01-06 16:36:41,241 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:41,251 INFO L547 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:41,338 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:41,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,371 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 15 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 78 [2021-01-06 16:36:41,374 INFO L547 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:41,461 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:41,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:41,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:42,539 WARN L197 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2021-01-06 16:36:42,540 INFO L348 Elim1Store]: treesize reduction 290, result has 64.3 percent of original size [2021-01-06 16:36:42,541 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 142 treesize of output 621 [2021-01-06 16:36:42,554 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2021-01-06 16:36:42,555 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2021-01-06 16:36:42,556 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 11 disjuncts [2021-01-06 16:36:42,557 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:42,557 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,558 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,559 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,560 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,561 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,562 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,564 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,566 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,567 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,569 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,571 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,572 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,573 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2021-01-06 16:36:42,573 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 6 disjuncts [2021-01-06 16:36:42,575 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,577 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,578 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,579 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,581 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,583 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:42,584 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,585 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,586 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,586 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,588 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,590 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,592 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,592 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,594 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,596 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,597 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,598 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,600 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,602 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,604 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,604 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,605 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,607 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,609 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,611 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,611 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,613 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,615 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,617 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,617 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,619 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,621 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,623 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:42,624 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,624 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,625 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,627 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,629 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,630 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,631 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,633 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:42,635 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,637 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,638 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,639 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,641 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,643 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,644 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,645 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,646 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,648 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,650 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,651 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,653 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,655 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,657 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,658 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,659 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:42,661 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,663 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,664 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,665 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,665 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,667 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,669 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,670 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,671 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,673 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,674 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,676 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,677 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,679 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,680 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,682 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,683 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,684 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,686 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,687 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,689 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,690 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,692 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,693 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,695 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,696 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,697 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,699 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,701 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2021-01-06 16:36:42,702 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2021-01-06 16:36:42,703 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 11 disjuncts [2021-01-06 16:36:42,704 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:42,705 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,705 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,706 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,707 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,708 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,710 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,712 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,713 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,714 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,716 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,718 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,719 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,720 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,722 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,724 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,725 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,725 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,727 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,729 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,730 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,731 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,733 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,734 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,736 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,737 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,738 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,740 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,742 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,743 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,744 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,744 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,746 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,747 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,749 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,750 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,751 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,753 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,755 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,756 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,758 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,759 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,761 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,762 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,763 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,765 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,766 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,769 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,769 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,771 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,773 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,775 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,776 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,777 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,779 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,781 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:42,782 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,783 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,784 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,786 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,788 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,790 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,791 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,793 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,795 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,797 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,798 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:42,800 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,802 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,804 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,804 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,805 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,807 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,808 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,810 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,811 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,813 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,815 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,817 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,818 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,820 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:42,822 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,825 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2021-01-06 16:36:42,826 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 11 disjuncts [2021-01-06 16:36:42,827 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:42,827 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,828 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,829 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,830 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,831 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,833 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,835 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,835 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,837 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,839 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,841 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,842 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,843 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,845 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,847 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,848 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,849 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,850 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,852 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,861 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,862 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,864 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,866 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,868 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,868 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,870 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,872 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,874 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,875 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,876 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,876 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,878 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,879 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,881 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,882 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,883 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,885 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,887 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,888 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,889 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,891 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,893 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,894 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,895 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,896 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,898 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,899 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,900 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,902 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,903 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,905 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,906 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,907 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,909 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,911 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:42,912 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,913 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,914 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,916 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,917 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,919 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,920 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,922 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,924 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,925 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,926 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:42,928 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,930 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,932 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,933 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,933 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,935 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,937 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,939 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,940 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,941 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,943 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,945 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,946 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,948 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:42,950 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,952 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 11 disjuncts [2021-01-06 16:36:42,953 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:42,954 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,954 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,955 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,956 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,957 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,959 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,961 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,961 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,963 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,964 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,966 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,967 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,969 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,971 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,972 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,973 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,974 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,976 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,977 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,979 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,980 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,981 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,983 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,985 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:42,986 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,987 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:42,989 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,991 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:42,991 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:42,992 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,993 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:42,995 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,996 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:42,998 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:42,999 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,000 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,002 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,004 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,005 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:43,006 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,008 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,010 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,011 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,012 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,013 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,015 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,017 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,017 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,019 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,020 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,022 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,023 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,025 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:43,026 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,028 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,029 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,030 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:43,030 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:43,032 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:43,034 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,035 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:43,036 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:43,038 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,040 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:43,041 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,042 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,044 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,046 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,047 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,048 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:43,049 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:43,051 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,052 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:43,054 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,055 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,057 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,059 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,061 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:43,061 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:43,063 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 7 disjuncts [2021-01-06 16:36:43,064 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,067 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2021-01-06 16:36:43,067 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2021-01-06 16:36:43,068 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 11 disjuncts [2021-01-06 16:36:43,069 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:43,070 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:43,071 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,072 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,073 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:43,075 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,077 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,078 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,080 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,081 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:43,083 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,084 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,085 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,086 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,088 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,090 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,091 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,092 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,094 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,096 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,097 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,098 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,099 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,101 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,103 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,104 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,106 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,107 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,110 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 11 disjuncts [2021-01-06 16:36:43,111 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:43,112 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:43,112 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,113 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,115 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:43,117 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,119 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,120 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,122 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:43,123 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,125 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,126 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,127 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,129 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,131 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,132 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,133 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,135 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,137 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,139 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,139 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,140 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,142 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,144 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,145 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,146 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,148 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,149 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,152 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 13 disjuncts [2021-01-06 16:36:43,153 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2021-01-06 16:36:43,154 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 11 disjuncts [2021-01-06 16:36:43,154 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:43,155 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,156 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,158 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,160 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:43,161 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,163 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,166 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,166 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,169 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,171 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 11 disjuncts [2021-01-06 16:36:43,172 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:43,173 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,173 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,176 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,178 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:43,178 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,181 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,183 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,184 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,186 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,190 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2021-01-06 16:36:43,191 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 11 disjuncts [2021-01-06 16:36:43,192 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:43,193 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,194 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,195 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,196 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,198 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,200 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,201 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,203 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,205 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,207 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:43,208 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,209 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,210 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,212 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:43,214 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,215 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,217 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:43,219 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,221 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,221 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,222 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,224 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,225 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,227 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,228 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,230 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,232 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,235 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 11 disjuncts [2021-01-06 16:36:43,236 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:43,236 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,237 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,238 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,240 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,241 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,243 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,244 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,246 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,247 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,249 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2021-01-06 16:36:43,250 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,251 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,253 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,254 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:43,256 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,257 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,259 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,260 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 10 disjuncts [2021-01-06 16:36:43,262 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:43,263 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,264 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,265 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,267 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,269 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:43,270 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 9 disjuncts [2021-01-06 16:36:43,271 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,273 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 8 disjuncts [2021-01-06 16:36:43,282 INFO L547 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:36:43,443 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2021-01-06 16:36:43,444 INFO L625 ElimStorePlain]: treesize reduction 8, result has 96.5 percent of original size [2021-01-06 16:36:43,449 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 8 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:43,449 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:274, output treesize:168 [2021-01-06 16:36:43,624 INFO L443 ElimStorePlain]: Different costs {25=[|v_#memory_$Pointer$.offset_41|], 46=[|v_#memory_$Pointer$.base_53|]} [2021-01-06 16:36:43,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:43,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:43,663 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:43,664 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 124 treesize of output 164 [2021-01-06 16:36:43,667 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:43,803 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2021-01-06 16:36:43,804 INFO L625 ElimStorePlain]: treesize reduction 13, result has 95.7 percent of original size [2021-01-06 16:36:43,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:43,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-06 16:36:43,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:44,426 WARN L197 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2021-01-06 16:36:44,427 INFO L348 Elim1Store]: treesize reduction 42, result has 89.6 percent of original size [2021-01-06 16:36:44,427 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 2 disjoint index pairs (out of 21 index pairs), introduced 10 new quantified variables, introduced 24 case distinctions, treesize of input 273 treesize of output 473 [2021-01-06 16:36:44,439 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[27, 3, 2, 1] term [2021-01-06 16:36:44,439 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 27 disjuncts [2021-01-06 16:36:44,443 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:44,552 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-01-06 16:36:44,553 INFO L625 ElimStorePlain]: treesize reduction 41, result has 86.4 percent of original size [2021-01-06 16:36:44,554 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:44,555 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:314, output treesize:260 [2021-01-06 16:36:45,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:45,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-06 16:36:45,564 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:45,564 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 3 case distinctions, treesize of input 112 treesize of output 68 [2021-01-06 16:36:45,567 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:45,606 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:45,609 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-01-06 16:36:45,610 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:302, output treesize:207 [2021-01-06 16:36:46,151 WARN L197 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2021-01-06 16:36:46,152 INFO L348 Elim1Store]: treesize reduction 12, result has 94.8 percent of original size [2021-01-06 16:36:46,153 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 10 new quantified variables, introduced 21 case distinctions, treesize of input 208 treesize of output 265 [2021-01-06 16:36:46,160 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:46,161 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:46,161 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:46,162 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2021-01-06 16:36:46,162 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2021-01-06 16:36:46,163 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2021-01-06 16:36:46,164 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-01-06 16:36:46,165 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2021-01-06 16:36:46,166 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2021-01-06 16:36:46,167 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-01-06 16:36:46,169 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2021-01-06 16:36:46,169 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-01-06 16:36:46,171 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:46,171 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2021-01-06 16:36:46,172 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2021-01-06 16:36:46,173 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2021-01-06 16:36:46,173 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-01-06 16:36:46,175 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2021-01-06 16:36:46,176 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-01-06 16:36:46,178 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2021-01-06 16:36:46,178 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2021-01-06 16:36:46,179 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2021-01-06 16:36:46,180 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2021-01-06 16:36:46,180 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2021-01-06 16:36:46,181 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 16:36:46,181 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2021-01-06 16:36:46,182 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2021-01-06 16:36:46,183 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-01-06 16:36:46,185 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 5 disjuncts [2021-01-06 16:36:46,185 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2021-01-06 16:36:46,186 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2021-01-06 16:36:46,186 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:36:46,188 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 16:36:46,188 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-06 16:36:46,189 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:36:46,191 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 16:36:46,191 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:36:46,193 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 16:36:46,193 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2021-01-06 16:36:46,194 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2021-01-06 16:36:46,195 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:36:46,196 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 16:36:46,197 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-06 16:36:46,205 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:36:46,206 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 16:36:46,207 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 16:36:46,219 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-06 16:36:46,223 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 16:36:46,224 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-06 16:36:46,225 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:208, output treesize:4 [2021-01-06 16:36:46,324 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 24 proven. 40 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-06 16:36:46,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 16:36:46,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 21] total 46 [2021-01-06 16:36:46,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263884491] [2021-01-06 16:36:46,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-01-06 16:36:46,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:36:46,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-01-06 16:36:46,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1923, Unknown=0, NotChecked=0, Total=2070 [2021-01-06 16:36:46,326 INFO L87 Difference]: Start difference. First operand 61 states and 69 transitions. Second operand 46 states. [2021-01-06 16:36:48,224 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2021-01-06 16:36:49,357 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 73 [2021-01-06 16:36:49,750 WARN L197 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 76 [2021-01-06 16:36:50,300 WARN L197 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 113 [2021-01-06 16:36:50,659 WARN L197 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2021-01-06 16:36:51,562 WARN L197 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 92 [2021-01-06 16:36:52,100 WARN L197 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 97 [2021-01-06 16:36:52,948 WARN L197 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 141 [2021-01-06 16:36:53,496 WARN L197 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 91 [2021-01-06 16:36:55,244 WARN L197 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 248 DAG size of output: 191 [2021-01-06 16:36:57,201 WARN L197 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 298 DAG size of output: 239 [2021-01-06 16:36:59,206 WARN L197 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 301 DAG size of output: 241 [2021-01-06 16:37:00,871 WARN L197 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 309 DAG size of output: 248 [2021-01-06 16:37:02,390 WARN L197 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 313 DAG size of output: 252 [2021-01-06 16:37:04,021 WARN L197 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 288 DAG size of output: 231 [2021-01-06 16:37:05,504 WARN L197 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 291 DAG size of output: 234 [2021-01-06 16:37:06,682 WARN L197 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 155 [2021-01-06 16:37:06,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:37:06,710 INFO L93 Difference]: Finished difference Result 75 states and 87 transitions. [2021-01-06 16:37:06,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-01-06 16:37:06,711 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 50 [2021-01-06 16:37:06,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:37:06,712 INFO L225 Difference]: With dead ends: 75 [2021-01-06 16:37:06,712 INFO L226 Difference]: Without dead ends: 68 [2021-01-06 16:37:06,714 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 964 ImplicationChecksByTransitivity, 19.7s TimeCoverageRelationStatistics Valid=720, Invalid=4250, Unknown=0, NotChecked=0, Total=4970 [2021-01-06 16:37:06,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-01-06 16:37:06,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 61. [2021-01-06 16:37:06,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2021-01-06 16:37:06,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 68 transitions. [2021-01-06 16:37:06,729 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 68 transitions. Word has length 50 [2021-01-06 16:37:06,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:37:06,730 INFO L481 AbstractCegarLoop]: Abstraction has 61 states and 68 transitions. [2021-01-06 16:37:06,730 INFO L482 AbstractCegarLoop]: Interpolant automaton has 46 states. [2021-01-06 16:37:06,730 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2021-01-06 16:37:06,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-01-06 16:37:06,731 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:37:06,731 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:37:06,945 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-01-06 16:37:06,946 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:37:06,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:37:06,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1744516918, now seen corresponding path program 3 times [2021-01-06 16:37:06,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:37:06,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116581030] [2021-01-06 16:37:06,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:37:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:37:08,985 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 33 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 16:37:08,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116581030] [2021-01-06 16:37:08,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [955349225] [2021-01-06 16:37:08,986 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 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