/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 15:56:15,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 15:56:15,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 15:56:15,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 15:56:15,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 15:56:15,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 15:56:15,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 15:56:15,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 15:56:15,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 15:56:15,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 15:56:15,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 15:56:15,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 15:56:15,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 15:56:15,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 15:56:15,605 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 15:56:15,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 15:56:15,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 15:56:15,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 15:56:15,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 15:56:15,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 15:56:15,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 15:56:15,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 15:56:15,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 15:56:15,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 15:56:15,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 15:56:15,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 15:56:15,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 15:56:15,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 15:56:15,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 15:56:15,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 15:56:15,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 15:56:15,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 15:56:15,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 15:56:15,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 15:56:15,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 15:56:15,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 15:56:15,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 15:56:15,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 15:56:15,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 15:56:15,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 15:56:15,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 15:56:15,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 15:56:15,643 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 15:56:15,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 15:56:15,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 15:56:15,645 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 15:56:15,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 15:56:15,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 15:56:15,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 15:56:15,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 15:56:15,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 15:56:15,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 15:56:15,646 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 15:56:15,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 15:56:15,647 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 15:56:15,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 15:56:15,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 15:56:15,647 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 15:56:15,647 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 15:56:15,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 15:56:15,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 15:56:15,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 15:56:15,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 15:56:15,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 15:56:15,649 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 15:56:16,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 15:56:16,117 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 15:56:16,122 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 15:56:16,124 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 15:56:16,124 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 15:56:16,125 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product57.cil.c [2020-09-04 15:56:16,211 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6c13f5754/e96f699074d84483ab569305ae0fc3b3/FLAGfc32bf055 [2020-09-04 15:56:16,884 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 15:56:16,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product57.cil.c [2020-09-04 15:56:16,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6c13f5754/e96f699074d84483ab569305ae0fc3b3/FLAGfc32bf055 [2020-09-04 15:56:17,138 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6c13f5754/e96f699074d84483ab569305ae0fc3b3 [2020-09-04 15:56:17,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 15:56:17,153 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 15:56:17,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 15:56:17,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 15:56:17,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 15:56:17,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:56:17" (1/1) ... [2020-09-04 15:56:17,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6ed836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:17, skipping insertion in model container [2020-09-04 15:56:17,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:56:17" (1/1) ... [2020-09-04 15:56:17,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 15:56:17,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 15:56:17,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:56:17,703 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 15:56:17,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:56:17,831 INFO L208 MainTranslator]: Completed translation [2020-09-04 15:56:17,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:17 WrapperNode [2020-09-04 15:56:17,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 15:56:17,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 15:56:17,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 15:56:17,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 15:56:17,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:17" (1/1) ... [2020-09-04 15:56:17,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:17" (1/1) ... [2020-09-04 15:56:17,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:17" (1/1) ... [2020-09-04 15:56:17,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:17" (1/1) ... [2020-09-04 15:56:17,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:17" (1/1) ... [2020-09-04 15:56:17,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:17" (1/1) ... [2020-09-04 15:56:17,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:17" (1/1) ... [2020-09-04 15:56:17,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 15:56:17,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 15:56:17,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 15:56:17,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 15:56:17,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:17" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 15:56:18,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 15:56:18,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 15:56:18,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 15:56:18,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 15:56:18,012 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 15:56:18,013 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 15:56:18,013 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 15:56:18,013 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 15:56:18,013 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 15:56:18,013 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 15:56:18,014 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 15:56:18,014 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 15:56:18,014 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 15:56:18,014 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 15:56:18,014 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 15:56:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 15:56:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 15:56:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 15:56:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 15:56:18,016 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 15:56:18,016 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 15:56:18,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 15:56:18,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 15:56:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 15:56:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 15:56:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 15:56:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 15:56:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:56:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:56:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:56:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 15:56:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 15:56:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 15:56:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:56:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 15:56:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 15:56:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 15:56:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 15:56:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 15:56:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 15:56:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 15:56:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 15:56:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 15:56:18,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 15:56:18,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 15:56:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 15:56:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 15:56:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 15:56:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 15:56:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 15:56:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 15:56:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 15:56:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 15:56:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 15:56:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 15:56:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 15:56:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 15:56:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 15:56:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:56:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 15:56:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 15:56:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 15:56:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 15:56:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 15:56:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 15:56:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 15:56:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 15:56:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 15:56:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 15:56:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 15:56:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 15:56:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 15:56:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 15:56:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 15:56:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 15:56:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 15:56:18,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 15:56:18,026 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 15:56:18,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 15:56:18,026 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 15:56:18,026 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 15:56:18,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 15:56:18,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 15:56:18,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 15:56:18,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 15:56:18,027 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 15:56:18,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:56:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:56:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 15:56:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 15:56:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 15:56:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 15:56:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 15:56:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:56:18,029 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 15:56:18,029 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 15:56:18,029 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 15:56:18,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 15:56:18,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 15:56:18,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 15:56:19,179 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 15:56:19,180 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 15:56:19,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 03:56:19 BoogieIcfgContainer [2020-09-04 15:56:19,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 15:56:19,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 15:56:19,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 15:56:19,193 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 15:56:19,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 03:56:17" (1/3) ... [2020-09-04 15:56:19,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3af97ed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 03:56:19, skipping insertion in model container [2020-09-04 15:56:19,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:17" (2/3) ... [2020-09-04 15:56:19,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3af97ed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 03:56:19, skipping insertion in model container [2020-09-04 15:56:19,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 03:56:19" (3/3) ... [2020-09-04 15:56:19,197 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product57.cil.c [2020-09-04 15:56:19,209 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 15:56:19,220 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 15:56:19,240 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 15:56:19,264 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 15:56:19,265 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 15:56:19,265 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 15:56:19,265 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 15:56:19,265 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 15:56:19,265 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 15:56:19,265 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 15:56:19,265 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 15:56:19,290 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states. [2020-09-04 15:56:19,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 15:56:19,317 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:19,318 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:19,319 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:19,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:19,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1833758350, now seen corresponding path program 1 times [2020-09-04 15:56:19,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:19,339 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2007386406] [2020-09-04 15:56:19,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:19,418 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:20,127 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:20,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:20,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:20,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:20,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:20,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:20,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:20,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 15:56:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:20,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:20,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:20,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 15:56:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:20,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 15:56:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:20,330 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:56:20,333 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2007386406] [2020-09-04 15:56:20,336 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:20,336 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 15:56:20,337 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34157199] [2020-09-04 15:56:20,344 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 15:56:20,345 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:20,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 15:56:20,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 15:56:20,369 INFO L87 Difference]: Start difference. First operand 347 states. Second operand 4 states. [2020-09-04 15:56:21,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:21,732 INFO L93 Difference]: Finished difference Result 553 states and 641 transitions. [2020-09-04 15:56:21,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 15:56:21,734 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 15:56:21,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:21,755 INFO L225 Difference]: With dead ends: 553 [2020-09-04 15:56:21,756 INFO L226 Difference]: Without dead ends: 342 [2020-09-04 15:56:21,762 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 15:56:21,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2020-09-04 15:56:21,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 296. [2020-09-04 15:56:21,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2020-09-04 15:56:21,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 321 transitions. [2020-09-04 15:56:21,940 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 321 transitions. Word has length 160 [2020-09-04 15:56:21,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:21,942 INFO L479 AbstractCegarLoop]: Abstraction has 296 states and 321 transitions. [2020-09-04 15:56:21,942 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 15:56:21,942 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 321 transitions. [2020-09-04 15:56:21,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 15:56:21,947 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:21,947 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:21,948 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 15:56:21,948 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:21,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:21,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1480505140, now seen corresponding path program 1 times [2020-09-04 15:56:21,949 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:21,949 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [677863029] [2020-09-04 15:56:21,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:21,952 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:22,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:22,455 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:22,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:22,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:22,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:22,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:22,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:22,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:22,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:56:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:22,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:22,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:56:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:22,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 15:56:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:22,572 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:56:22,573 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [677863029] [2020-09-04 15:56:22,573 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:22,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 15:56:22,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262001316] [2020-09-04 15:56:22,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 15:56:22,576 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:22,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 15:56:22,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 15:56:22,576 INFO L87 Difference]: Start difference. First operand 296 states and 321 transitions. Second operand 5 states. [2020-09-04 15:56:23,205 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:24,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:24,362 INFO L93 Difference]: Finished difference Result 482 states and 537 transitions. [2020-09-04 15:56:24,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 15:56:24,363 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 15:56:24,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:24,369 INFO L225 Difference]: With dead ends: 482 [2020-09-04 15:56:24,369 INFO L226 Difference]: Without dead ends: 331 [2020-09-04 15:56:24,371 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 15:56:24,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2020-09-04 15:56:24,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 286. [2020-09-04 15:56:24,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2020-09-04 15:56:24,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 308 transitions. [2020-09-04 15:56:24,465 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 308 transitions. Word has length 161 [2020-09-04 15:56:24,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:24,465 INFO L479 AbstractCegarLoop]: Abstraction has 286 states and 308 transitions. [2020-09-04 15:56:24,466 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 15:56:24,466 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 308 transitions. [2020-09-04 15:56:24,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 15:56:24,471 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:24,472 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:24,473 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 15:56:24,473 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:24,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:24,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1554045372, now seen corresponding path program 1 times [2020-09-04 15:56:24,473 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:24,474 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [813064949] [2020-09-04 15:56:24,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:24,477 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:24,857 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:24,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:24,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:24,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:24,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:24,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:24,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:24,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:25,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:25,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:56:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:25,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:25,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:25,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 15:56:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:25,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 15:56:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:25,098 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:56:25,099 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [813064949] [2020-09-04 15:56:25,099 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:25,100 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:56:25,100 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756948391] [2020-09-04 15:56:25,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:56:25,101 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:25,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:56:25,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:56:25,102 INFO L87 Difference]: Start difference. First operand 286 states and 308 transitions. Second operand 10 states. [2020-09-04 15:56:25,648 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:26,031 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:26,339 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:56:26,685 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:27,010 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:27,312 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:29,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:29,164 INFO L93 Difference]: Finished difference Result 502 states and 563 transitions. [2020-09-04 15:56:29,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 15:56:29,165 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-09-04 15:56:29,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:29,169 INFO L225 Difference]: With dead ends: 502 [2020-09-04 15:56:29,169 INFO L226 Difference]: Without dead ends: 331 [2020-09-04 15:56:29,173 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-09-04 15:56:29,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2020-09-04 15:56:29,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 286. [2020-09-04 15:56:29,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2020-09-04 15:56:29,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 307 transitions. [2020-09-04 15:56:29,264 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 307 transitions. Word has length 170 [2020-09-04 15:56:29,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:29,265 INFO L479 AbstractCegarLoop]: Abstraction has 286 states and 307 transitions. [2020-09-04 15:56:29,265 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:56:29,265 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 307 transitions. [2020-09-04 15:56:29,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-09-04 15:56:29,268 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:29,268 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:29,269 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 15:56:29,269 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:29,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:29,269 INFO L82 PathProgramCache]: Analyzing trace with hash 861738255, now seen corresponding path program 1 times [2020-09-04 15:56:29,270 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:29,270 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1337554962] [2020-09-04 15:56:29,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:29,273 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,647 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:29,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:29,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:56:29,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:56:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-04 15:56:29,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-09-04 15:56:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:29,955 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:56:29,956 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1337554962] [2020-09-04 15:56:29,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:29,956 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 15:56:29,957 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807580498] [2020-09-04 15:56:29,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 15:56:29,958 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:29,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 15:56:29,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 15:56:29,959 INFO L87 Difference]: Start difference. First operand 286 states and 307 transitions. Second operand 7 states. [2020-09-04 15:56:30,580 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:32,489 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:33,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:33,165 INFO L93 Difference]: Finished difference Result 642 states and 732 transitions. [2020-09-04 15:56:33,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 15:56:33,165 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 183 [2020-09-04 15:56:33,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:33,171 INFO L225 Difference]: With dead ends: 642 [2020-09-04 15:56:33,171 INFO L226 Difference]: Without dead ends: 471 [2020-09-04 15:56:33,173 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:56:33,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2020-09-04 15:56:33,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 403. [2020-09-04 15:56:33,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2020-09-04 15:56:33,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 436 transitions. [2020-09-04 15:56:33,335 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 436 transitions. Word has length 183 [2020-09-04 15:56:33,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:33,336 INFO L479 AbstractCegarLoop]: Abstraction has 403 states and 436 transitions. [2020-09-04 15:56:33,336 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 15:56:33,336 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 436 transitions. [2020-09-04 15:56:33,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-09-04 15:56:33,339 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:33,340 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:33,340 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 15:56:33,340 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:33,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:33,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1687407280, now seen corresponding path program 1 times [2020-09-04 15:56:33,341 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:33,341 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [157361848] [2020-09-04 15:56:33,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:33,344 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,879 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:33,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:33,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:56:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:56:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:34,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:34,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-09-04 15:56:34,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 15:56:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,182 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 15:56:34,183 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [157361848] [2020-09-04 15:56:34,183 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:34,183 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:56:34,184 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690695348] [2020-09-04 15:56:34,184 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:56:34,184 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:34,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:56:34,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:56:34,185 INFO L87 Difference]: Start difference. First operand 403 states and 436 transitions. Second operand 10 states. [2020-09-04 15:56:34,886 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:35,854 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:36,165 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:37,449 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:37,744 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:38,101 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:38,655 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:38,966 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:39,261 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:39,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:39,977 INFO L93 Difference]: Finished difference Result 758 states and 856 transitions. [2020-09-04 15:56:39,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 15:56:39,977 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 207 [2020-09-04 15:56:39,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:39,981 INFO L225 Difference]: With dead ends: 758 [2020-09-04 15:56:39,981 INFO L226 Difference]: Without dead ends: 470 [2020-09-04 15:56:39,983 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 15:56:39,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2020-09-04 15:56:40,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 402. [2020-09-04 15:56:40,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2020-09-04 15:56:40,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 433 transitions. [2020-09-04 15:56:40,110 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 433 transitions. Word has length 207 [2020-09-04 15:56:40,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:40,111 INFO L479 AbstractCegarLoop]: Abstraction has 402 states and 433 transitions. [2020-09-04 15:56:40,111 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:56:40,111 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 433 transitions. [2020-09-04 15:56:40,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-09-04 15:56:40,114 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:40,114 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:40,115 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 15:56:40,115 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:40,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:40,115 INFO L82 PathProgramCache]: Analyzing trace with hash -1406999212, now seen corresponding path program 1 times [2020-09-04 15:56:40,116 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:40,116 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1363666714] [2020-09-04 15:56:40,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:40,119 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,553 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:40,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:40,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:56:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:56:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:56:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:56:40,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:56:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-09-04 15:56:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 15:56:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:40,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:56:40,837 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1363666714] [2020-09-04 15:56:40,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:40,838 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:56:40,839 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265490320] [2020-09-04 15:56:40,840 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:56:40,840 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:40,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:56:40,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:56:40,841 INFO L87 Difference]: Start difference. First operand 402 states and 433 transitions. Second operand 10 states. [2020-09-04 15:56:42,253 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:42,576 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:56:42,943 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:56:43,243 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:43,570 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:43,866 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:45,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:45,086 INFO L93 Difference]: Finished difference Result 761 states and 862 transitions. [2020-09-04 15:56:45,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 15:56:45,086 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 230 [2020-09-04 15:56:45,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:45,090 INFO L225 Difference]: With dead ends: 761 [2020-09-04 15:56:45,090 INFO L226 Difference]: Without dead ends: 474 [2020-09-04 15:56:45,092 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-04 15:56:45,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2020-09-04 15:56:45,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 410. [2020-09-04 15:56:45,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2020-09-04 15:56:45,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 441 transitions. [2020-09-04 15:56:45,236 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 441 transitions. Word has length 230 [2020-09-04 15:56:45,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:45,237 INFO L479 AbstractCegarLoop]: Abstraction has 410 states and 441 transitions. [2020-09-04 15:56:45,237 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:56:45,238 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 441 transitions. [2020-09-04 15:56:45,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-09-04 15:56:45,242 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:45,242 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:45,242 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 15:56:45,243 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:45,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:45,243 INFO L82 PathProgramCache]: Analyzing trace with hash -739252812, now seen corresponding path program 1 times [2020-09-04 15:56:45,244 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:45,244 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1138484052] [2020-09-04 15:56:45,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:45,247 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,560 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:45,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:45,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:45,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:56:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:45,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:56:45,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:45,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:56:45,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:56:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:56:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-09-04 15:56:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 15:56:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:45,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:56:45,837 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1138484052] [2020-09-04 15:56:45,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:45,838 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 15:56:45,838 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31759702] [2020-09-04 15:56:45,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 15:56:45,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:45,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 15:56:45,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-09-04 15:56:45,840 INFO L87 Difference]: Start difference. First operand 410 states and 441 transitions. Second operand 13 states. [2020-09-04 15:56:46,454 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:46,761 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:56:47,062 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:47,370 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:47,678 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:48,746 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:49,046 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:49,362 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:49,675 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:49,947 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:51,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:51,375 INFO L93 Difference]: Finished difference Result 778 states and 880 transitions. [2020-09-04 15:56:51,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 15:56:51,376 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 230 [2020-09-04 15:56:51,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:51,379 INFO L225 Difference]: With dead ends: 778 [2020-09-04 15:56:51,379 INFO L226 Difference]: Without dead ends: 483 [2020-09-04 15:56:51,381 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2020-09-04 15:56:51,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2020-09-04 15:56:51,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 416. [2020-09-04 15:56:51,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2020-09-04 15:56:51,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 447 transitions. [2020-09-04 15:56:51,495 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 447 transitions. Word has length 230 [2020-09-04 15:56:51,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:51,496 INFO L479 AbstractCegarLoop]: Abstraction has 416 states and 447 transitions. [2020-09-04 15:56:51,496 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 15:56:51,496 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 447 transitions. [2020-09-04 15:56:51,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-09-04 15:56:51,498 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:51,498 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:51,498 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 15:56:51,499 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:51,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:51,499 INFO L82 PathProgramCache]: Analyzing trace with hash -12147535, now seen corresponding path program 1 times [2020-09-04 15:56:51,499 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:51,499 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1198838025] [2020-09-04 15:56:51,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:51,502 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:51,840 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:51,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:51,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:51,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:51,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:51,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:51,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:51,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:51,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:56:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:51,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:51,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:51,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:56:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:56:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:56:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:56:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-09-04 15:56:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 15:56:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:56:52,203 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1198838025] [2020-09-04 15:56:52,203 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:52,204 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 15:56:52,204 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527710090] [2020-09-04 15:56:52,205 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 15:56:52,205 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:52,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 15:56:52,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 15:56:52,206 INFO L87 Difference]: Start difference. First operand 416 states and 447 transitions. Second operand 7 states. [2020-09-04 15:56:52,780 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:53,496 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:56,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:56,046 INFO L93 Difference]: Finished difference Result 1029 states and 1186 transitions. [2020-09-04 15:56:56,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 15:56:56,047 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 230 [2020-09-04 15:56:56,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:56,053 INFO L225 Difference]: With dead ends: 1029 [2020-09-04 15:56:56,053 INFO L226 Difference]: Without dead ends: 728 [2020-09-04 15:56:56,055 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 45 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-09-04 15:56:56,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2020-09-04 15:56:56,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 659. [2020-09-04 15:56:56,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2020-09-04 15:56:56,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 727 transitions. [2020-09-04 15:56:56,258 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 727 transitions. Word has length 230 [2020-09-04 15:56:56,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:56,258 INFO L479 AbstractCegarLoop]: Abstraction has 659 states and 727 transitions. [2020-09-04 15:56:56,258 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 15:56:56,259 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 727 transitions. [2020-09-04 15:56:56,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-04 15:56:56,261 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:56,261 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:56,262 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 15:56:56,262 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:56,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:56,262 INFO L82 PathProgramCache]: Analyzing trace with hash 851733322, now seen corresponding path program 1 times [2020-09-04 15:56:56,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:56,263 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [806314035] [2020-09-04 15:56:56,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:56,266 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,747 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:56,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:56:56,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-04 15:56:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-04 15:56:56,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:56:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:56:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:56,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:56:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:57,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-09-04 15:56:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:57,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 15:56:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:57,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:56:57,105 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [806314035] [2020-09-04 15:56:57,105 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:57,106 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 15:56:57,106 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267300989] [2020-09-04 15:56:57,106 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 15:56:57,107 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:57,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 15:56:57,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-04 15:56:57,107 INFO L87 Difference]: Start difference. First operand 659 states and 727 transitions. Second operand 14 states. [2020-09-04 15:56:57,946 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 15:56:58,862 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:00,629 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 15:57:01,236 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 15:57:01,622 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:01,950 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:02,560 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 15:57:02,865 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:03,241 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:03,546 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:05,482 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:05,770 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:06,086 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:06,740 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 15:57:08,325 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 15:57:08,939 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 15:57:09,589 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 15:57:10,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:10,141 INFO L93 Difference]: Finished difference Result 1794 states and 2062 transitions. [2020-09-04 15:57:10,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-09-04 15:57:10,144 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 235 [2020-09-04 15:57:10,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:10,152 INFO L225 Difference]: With dead ends: 1794 [2020-09-04 15:57:10,152 INFO L226 Difference]: Without dead ends: 1353 [2020-09-04 15:57:10,155 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 625 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=499, Invalid=1853, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 15:57:10,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1353 states. [2020-09-04 15:57:10,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1353 to 1176. [2020-09-04 15:57:10,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1176 states. [2020-09-04 15:57:10,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1176 states and 1288 transitions. [2020-09-04 15:57:10,850 INFO L78 Accepts]: Start accepts. Automaton has 1176 states and 1288 transitions. Word has length 235 [2020-09-04 15:57:10,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:57:10,851 INFO L479 AbstractCegarLoop]: Abstraction has 1176 states and 1288 transitions. [2020-09-04 15:57:10,851 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 15:57:10,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1288 transitions. [2020-09-04 15:57:10,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2020-09-04 15:57:10,857 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:57:10,858 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:57:10,858 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 15:57:10,858 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:57:10,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:57:10,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1973699873, now seen corresponding path program 1 times [2020-09-04 15:57:10,859 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:57:10,859 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2018551117] [2020-09-04 15:57:10,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:57:10,918 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:57:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,406 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:57:11,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:57:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:57:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:57:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:57:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:57:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:57:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:57:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:57:11,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:11,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 15:57:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-09-04 15:57:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-04 15:57:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2020-09-04 15:57:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:11,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2020-09-04 15:57:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2020-09-04 15:57:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:11,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:57:11,916 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2018551117] [2020-09-04 15:57:11,916 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:57:11,916 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:57:11,916 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228191178] [2020-09-04 15:57:11,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:57:11,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:57:11,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:57:11,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:57:11,918 INFO L87 Difference]: Start difference. First operand 1176 states and 1288 transitions. Second operand 18 states. [2020-09-04 15:57:12,466 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:57:12,845 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:57:13,173 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:57:13,497 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:57:13,833 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:57:14,163 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:57:15,108 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:57:15,484 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:57:15,819 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:16,457 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 15:57:17,674 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:57:18,071 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 15:57:18,962 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:19,712 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:57:20,600 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:57:21,211 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:57:21,809 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 15:57:22,241 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:23,137 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:23,805 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:57:24,182 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:57:24,935 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 15:57:25,626 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 15:57:26,949 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 15:57:27,285 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:57:28,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:28,314 INFO L93 Difference]: Finished difference Result 2486 states and 2783 transitions. [2020-09-04 15:57:28,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2020-09-04 15:57:28,315 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 322 [2020-09-04 15:57:28,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:28,328 INFO L225 Difference]: With dead ends: 2486 [2020-09-04 15:57:28,328 INFO L226 Difference]: Without dead ends: 1523 [2020-09-04 15:57:28,336 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1135 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=824, Invalid=3598, Unknown=0, NotChecked=0, Total=4422 [2020-09-04 15:57:28,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1523 states. [2020-09-04 15:57:28,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1523 to 1387. [2020-09-04 15:57:28,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1387 states. [2020-09-04 15:57:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1387 states and 1527 transitions. [2020-09-04 15:57:28,896 INFO L78 Accepts]: Start accepts. Automaton has 1387 states and 1527 transitions. Word has length 322 [2020-09-04 15:57:28,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:57:28,897 INFO L479 AbstractCegarLoop]: Abstraction has 1387 states and 1527 transitions. [2020-09-04 15:57:28,897 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:57:28,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1527 transitions. [2020-09-04 15:57:28,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2020-09-04 15:57:28,904 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:57:28,904 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:57:28,905 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 15:57:28,905 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:57:28,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:57:28,905 INFO L82 PathProgramCache]: Analyzing trace with hash 506947137, now seen corresponding path program 1 times [2020-09-04 15:57:28,906 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:57:28,906 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [406450613] [2020-09-04 15:57:28,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:57:28,934 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:57:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,321 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:57:29,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:57:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:57:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:57:29,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:57:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:57:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:57:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:57:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:29,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:57:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 15:57:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 15:57:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:29,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:29,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:29,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:57:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2020-09-04 15:57:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:57:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2020-09-04 15:57:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2020-09-04 15:57:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:29,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2020-09-04 15:57:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2020-09-04 15:57:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:29,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:57:29,991 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [406450613] [2020-09-04 15:57:29,991 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:57:29,991 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 15:57:29,991 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376701528] [2020-09-04 15:57:29,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 15:57:29,992 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:57:29,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 15:57:29,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:57:29,993 INFO L87 Difference]: Start difference. First operand 1387 states and 1527 transitions. Second operand 16 states. [2020-09-04 15:57:31,978 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:32,319 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:32,667 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:33,011 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:57:33,325 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:33,636 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:35,586 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:35,942 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:57:37,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:37,642 INFO L93 Difference]: Finished difference Result 3485 states and 3956 transitions. [2020-09-04 15:57:37,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-04 15:57:37,642 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 511 [2020-09-04 15:57:37,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:37,654 INFO L225 Difference]: With dead ends: 3485 [2020-09-04 15:57:37,654 INFO L226 Difference]: Without dead ends: 2092 [2020-09-04 15:57:37,659 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 109 SyntacticMatches, 6 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 15:57:37,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2092 states. [2020-09-04 15:57:38,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2092 to 1781. [2020-09-04 15:57:38,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1781 states. [2020-09-04 15:57:38,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 1781 states and 1994 transitions. [2020-09-04 15:57:38,503 INFO L78 Accepts]: Start accepts. Automaton has 1781 states and 1994 transitions. Word has length 511 [2020-09-04 15:57:38,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:57:38,508 INFO L479 AbstractCegarLoop]: Abstraction has 1781 states and 1994 transitions. [2020-09-04 15:57:38,508 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 15:57:38,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 1994 transitions. [2020-09-04 15:57:38,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2020-09-04 15:57:38,518 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:57:38,519 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:57:38,519 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 15:57:38,519 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:57:38,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:57:38,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1169542526, now seen corresponding path program 1 times [2020-09-04 15:57:38,520 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:57:38,520 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1691036202] [2020-09-04 15:57:38,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:57:38,550 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:57:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:38,940 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:57:38,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:38,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:57:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:38,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:57:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:38,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:57:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:57:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:57:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:57:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:57:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:57:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:39,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:39,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:39,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 15:57:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 15:57:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:39,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:57:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:57:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2020-09-04 15:57:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:57:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:39,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2020-09-04 15:57:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2020-09-04 15:57:39,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2020-09-04 15:57:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:39,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2020-09-04 15:57:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2020-09-04 15:57:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:39,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:57:39,605 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1691036202] [2020-09-04 15:57:39,605 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:57:39,605 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:57:39,605 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155831792] [2020-09-04 15:57:39,606 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:57:39,606 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:57:39,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:57:39,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:57:39,607 INFO L87 Difference]: Start difference. First operand 1781 states and 1994 transitions. Second operand 18 states. [2020-09-04 15:57:40,157 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:40,594 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:40,917 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:57:41,239 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:41,554 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:57:41,851 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:42,850 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:43,190 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:44,519 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:44,906 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:45,255 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:45,711 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:46,408 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:46,718 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:47,845 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:48,175 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:48,482 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:49,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:49,315 INFO L93 Difference]: Finished difference Result 3330 states and 3769 transitions. [2020-09-04 15:57:49,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-09-04 15:57:49,316 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 525 [2020-09-04 15:57:49,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:49,326 INFO L225 Difference]: With dead ends: 3330 [2020-09-04 15:57:49,326 INFO L226 Difference]: Without dead ends: 1794 [2020-09-04 15:57:49,332 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 498 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=441, Invalid=1815, Unknown=0, NotChecked=0, Total=2256 [2020-09-04 15:57:49,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1794 states. [2020-09-04 15:57:50,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1794 to 1717. [2020-09-04 15:57:50,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1717 states. [2020-09-04 15:57:50,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1717 states and 1903 transitions. [2020-09-04 15:57:50,119 INFO L78 Accepts]: Start accepts. Automaton has 1717 states and 1903 transitions. Word has length 525 [2020-09-04 15:57:50,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:57:50,120 INFO L479 AbstractCegarLoop]: Abstraction has 1717 states and 1903 transitions. [2020-09-04 15:57:50,120 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:57:50,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 1903 transitions. [2020-09-04 15:57:50,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2020-09-04 15:57:50,127 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:57:50,127 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:57:50,127 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 15:57:50,128 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:57:50,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:57:50,128 INFO L82 PathProgramCache]: Analyzing trace with hash 494945794, now seen corresponding path program 1 times [2020-09-04 15:57:50,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:57:50,129 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [67165250] [2020-09-04 15:57:50,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:57:50,154 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:57:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,537 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:57:50,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:57:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:57:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:57:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:57:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:57:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:57:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:57:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:50,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:57:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 15:57:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 15:57:50,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:50,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:50,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:57:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:57:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-09-04 15:57:50,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:57:50,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2020-09-04 15:57:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2020-09-04 15:57:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2020-09-04 15:57:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2020-09-04 15:57:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:50,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:57:50,980 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [67165250] [2020-09-04 15:57:50,980 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:57:50,980 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-04 15:57:50,980 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216123847] [2020-09-04 15:57:50,981 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 15:57:50,981 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:57:50,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 15:57:50,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-09-04 15:57:50,982 INFO L87 Difference]: Start difference. First operand 1717 states and 1903 transitions. Second operand 12 states. [2020-09-04 15:57:53,483 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:53,779 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:54,085 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:57:54,391 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:54,699 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:54,981 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:55,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:55,796 INFO L93 Difference]: Finished difference Result 3259 states and 3654 transitions. [2020-09-04 15:57:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 15:57:55,797 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 522 [2020-09-04 15:57:55,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:55,805 INFO L225 Difference]: With dead ends: 3259 [2020-09-04 15:57:55,806 INFO L226 Difference]: Without dead ends: 1787 [2020-09-04 15:57:55,810 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-04 15:57:55,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1787 states. [2020-09-04 15:57:56,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1787 to 1741. [2020-09-04 15:57:56,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1741 states. [2020-09-04 15:57:56,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1741 states and 1927 transitions. [2020-09-04 15:57:56,601 INFO L78 Accepts]: Start accepts. Automaton has 1741 states and 1927 transitions. Word has length 522 [2020-09-04 15:57:56,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:57:56,602 INFO L479 AbstractCegarLoop]: Abstraction has 1741 states and 1927 transitions. [2020-09-04 15:57:56,602 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 15:57:56,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 1927 transitions. [2020-09-04 15:57:56,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2020-09-04 15:57:56,609 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:57:56,609 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:57:56,610 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 15:57:56,610 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:57:56,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:57:56,610 INFO L82 PathProgramCache]: Analyzing trace with hash -1300304286, now seen corresponding path program 1 times [2020-09-04 15:57:56,610 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:57:56,611 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [526834648] [2020-09-04 15:57:56,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:57:56,629 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:57:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,020 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:57:57,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:57:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:57:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:57:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:57:57,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:57:57,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:57:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:57:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:57:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:57,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 15:57:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 15:57:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:57:57,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:57:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-09-04 15:57:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:57:57,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2020-09-04 15:57:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2020-09-04 15:57:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2020-09-04 15:57:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2020-09-04 15:57:57,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:57,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:57:57,967 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [526834648] [2020-09-04 15:57:57,967 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:57:57,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:57:57,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844712196] [2020-09-04 15:57:57,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:57:57,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:57:57,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:57:57,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:57:57,970 INFO L87 Difference]: Start difference. First operand 1741 states and 1927 transitions. Second operand 18 states. [2020-09-04 15:57:58,558 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:59,571 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:01,194 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:01,537 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:58:02,181 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 15:58:02,520 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:03,200 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:58:03,516 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:04,104 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 15:58:06,263 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:58:06,571 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:06,886 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:07,191 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:07,488 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:09,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:58:09,255 INFO L93 Difference]: Finished difference Result 3458 states and 3939 transitions. [2020-09-04 15:58:09,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-09-04 15:58:09,256 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 522 [2020-09-04 15:58:09,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:58:09,264 INFO L225 Difference]: With dead ends: 3458 [2020-09-04 15:58:09,265 INFO L226 Difference]: Without dead ends: 2431 [2020-09-04 15:58:09,269 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 118 SyntacticMatches, 8 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 786 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=505, Invalid=2251, Unknown=0, NotChecked=0, Total=2756 [2020-09-04 15:58:09,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2431 states. [2020-09-04 15:58:10,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2431 to 2214. [2020-09-04 15:58:10,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2214 states. [2020-09-04 15:58:10,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 2214 states and 2438 transitions. [2020-09-04 15:58:10,172 INFO L78 Accepts]: Start accepts. Automaton has 2214 states and 2438 transitions. Word has length 522 [2020-09-04 15:58:10,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:58:10,172 INFO L479 AbstractCegarLoop]: Abstraction has 2214 states and 2438 transitions. [2020-09-04 15:58:10,173 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:58:10,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2438 transitions. [2020-09-04 15:58:10,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2020-09-04 15:58:10,180 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:58:10,181 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:58:10,181 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 15:58:10,181 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:58:10,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:58:10,182 INFO L82 PathProgramCache]: Analyzing trace with hash 281031081, now seen corresponding path program 1 times [2020-09-04 15:58:10,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:58:10,182 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [32516925] [2020-09-04 15:58:10,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:58:10,198 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:58:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,661 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:58:10,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:58:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:58:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:58:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:58:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:58:10,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:58:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:58:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:58:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 15:58:10,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 15:58:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:58:11,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:58:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:58:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-09-04 15:58:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:11,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:11,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:58:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:58:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:58:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2020-09-04 15:58:11,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2020-09-04 15:58:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:11,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:11,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2020-09-04 15:58:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2020-09-04 15:58:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,525 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:58:11,525 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [32516925] [2020-09-04 15:58:11,526 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:58:11,526 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 15:58:11,526 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20489003] [2020-09-04 15:58:11,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 15:58:11,528 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:58:11,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 15:58:11,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:58:11,529 INFO L87 Difference]: Start difference. First operand 2214 states and 2438 transitions. Second operand 16 states. [2020-09-04 15:58:12,225 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:13,807 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:14,872 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:15,213 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:15,852 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 15:58:16,182 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:16,832 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 15:58:17,167 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:17,792 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 15:58:18,441 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:58:19,118 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 15:58:19,707 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:58:20,009 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:21,913 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:22,265 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:23,430 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:24,593 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:24,960 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:25,608 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:58:25,924 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:58:26,583 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:58:26,898 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:27,482 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:58:27,822 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:58:28,188 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:58:28,601 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:58:31,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:58:31,426 INFO L93 Difference]: Finished difference Result 4818 states and 5431 transitions. [2020-09-04 15:58:31,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2020-09-04 15:58:31,427 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 532 [2020-09-04 15:58:31,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:58:31,442 INFO L225 Difference]: With dead ends: 4818 [2020-09-04 15:58:31,442 INFO L226 Difference]: Without dead ends: 3299 [2020-09-04 15:58:31,450 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 128 SyntacticMatches, 9 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1667 ImplicationChecksByTransitivity, 12.1s TimeCoverageRelationStatistics Valid=876, Invalid=4380, Unknown=0, NotChecked=0, Total=5256 [2020-09-04 15:58:31,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3299 states. [2020-09-04 15:58:32,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3299 to 2964. [2020-09-04 15:58:32,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2964 states. [2020-09-04 15:58:32,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2964 states and 3256 transitions. [2020-09-04 15:58:32,544 INFO L78 Accepts]: Start accepts. Automaton has 2964 states and 3256 transitions. Word has length 532 [2020-09-04 15:58:32,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:58:32,545 INFO L479 AbstractCegarLoop]: Abstraction has 2964 states and 3256 transitions. [2020-09-04 15:58:32,545 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 15:58:32,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 3256 transitions. [2020-09-04 15:58:32,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2020-09-04 15:58:32,555 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:58:32,556 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:58:32,556 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 15:58:32,556 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:58:32,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:58:32,557 INFO L82 PathProgramCache]: Analyzing trace with hash 1296395925, now seen corresponding path program 1 times [2020-09-04 15:58:32,557 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:58:32,557 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [384729218] [2020-09-04 15:58:32,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:58:32,584 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:58:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,996 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:58:32,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:58:33,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:58:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:58:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:58:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:58:33,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:58:33,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:58:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:58:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 15:58:33,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 15:58:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:58:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:58:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:58:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-09-04 15:58:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:58:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:58:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:58:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2020-09-04 15:58:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2020-09-04 15:58:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:58:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:33,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:33,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:58:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:58:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2020-09-04 15:58:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2020-09-04 15:58:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2020-09-04 15:58:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:33,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2020-09-04 15:58:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2020-09-04 15:58:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:58:33,997 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [384729218] [2020-09-04 15:58:33,998 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:58:33,998 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-09-04 15:58:33,998 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800554037] [2020-09-04 15:58:33,999 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-04 15:58:33,999 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:58:33,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-04 15:58:33,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=443, Unknown=0, NotChecked=0, Total=506 [2020-09-04 15:58:34,000 INFO L87 Difference]: Start difference. First operand 2964 states and 3256 transitions. Second operand 23 states. [2020-09-04 15:58:34,758 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:37,136 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-09-04 15:58:38,355 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:38,724 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:58:39,421 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 15:58:40,049 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 15:58:40,700 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 15:58:41,329 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 195 [2020-09-04 15:58:41,961 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 15:58:42,628 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-04 15:58:43,411 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 15:58:44,027 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-04 15:58:44,612 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2020-09-04 15:58:46,661 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-09-04 15:58:47,545 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-04 15:58:48,193 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 195 [2020-09-04 15:58:48,915 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 15:58:49,572 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:58:51,113 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 15:58:51,793 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 15:58:52,453 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 192 [2020-09-04 15:58:53,139 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 15:58:53,782 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 192 [2020-09-04 15:58:54,860 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 15:58:55,175 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:55,681 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:58:56,054 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:58:56,426 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:56,765 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:58:57,119 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:58:57,476 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:58:57,819 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:58,182 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:58:58,554 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:58:58,901 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:58:59,230 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:00,878 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:01,488 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 15:59:01,836 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:02,476 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 15:59:03,113 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 15:59:03,782 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2020-09-04 15:59:04,116 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:04,767 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 15:59:05,115 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:59:05,826 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 202 [2020-09-04 15:59:06,457 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 15:59:07,115 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2020-09-04 15:59:07,492 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:59:07,899 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:59:08,263 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:59:11,200 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:59:11,860 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 15:59:14,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:14,541 INFO L93 Difference]: Finished difference Result 6555 states and 7300 transitions. [2020-09-04 15:59:14,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2020-09-04 15:59:14,542 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 635 [2020-09-04 15:59:14,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:14,558 INFO L225 Difference]: With dead ends: 6555 [2020-09-04 15:59:14,559 INFO L226 Difference]: Without dead ends: 4073 [2020-09-04 15:59:14,568 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 158 SyntacticMatches, 5 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4584 ImplicationChecksByTransitivity, 28.5s TimeCoverageRelationStatistics Valid=2007, Invalid=11103, Unknown=0, NotChecked=0, Total=13110 [2020-09-04 15:59:14,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4073 states. [2020-09-04 15:59:15,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4073 to 3147. [2020-09-04 15:59:15,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3147 states. [2020-09-04 15:59:15,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 3147 states and 3422 transitions. [2020-09-04 15:59:15,631 INFO L78 Accepts]: Start accepts. Automaton has 3147 states and 3422 transitions. Word has length 635 [2020-09-04 15:59:15,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:15,632 INFO L479 AbstractCegarLoop]: Abstraction has 3147 states and 3422 transitions. [2020-09-04 15:59:15,632 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-04 15:59:15,632 INFO L276 IsEmpty]: Start isEmpty. Operand 3147 states and 3422 transitions. [2020-09-04 15:59:15,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2020-09-04 15:59:15,641 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:15,641 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:59:15,641 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 15:59:15,641 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:15,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:15,642 INFO L82 PathProgramCache]: Analyzing trace with hash -28482538, now seen corresponding path program 2 times [2020-09-04 15:59:15,642 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:15,642 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1890829986] [2020-09-04 15:59:15,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:15,664 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,124 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:16,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:16,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:16,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:59:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:59:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:16,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 15:59:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 15:59:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:59:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:16,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2020-09-04 15:59:16,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2020-09-04 15:59:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:59:16,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:16,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 15:59:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:59:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:16,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2020-09-04 15:59:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2020-09-04 15:59:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2020-09-04 15:59:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2020-09-04 15:59:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:16,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:59:16,987 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1890829986] [2020-09-04 15:59:16,988 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:16,988 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-04 15:59:16,988 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077447200] [2020-09-04 15:59:16,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 15:59:16,989 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:16,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 15:59:16,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-09-04 15:59:16,989 INFO L87 Difference]: Start difference. First operand 3147 states and 3422 transitions. Second operand 12 states. [2020-09-04 15:59:17,552 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:18,352 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:19,147 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:21,664 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:24,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:24,750 INFO L93 Difference]: Finished difference Result 6675 states and 7398 transitions. [2020-09-04 15:59:24,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-09-04 15:59:24,751 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 635 [2020-09-04 15:59:24,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:24,767 INFO L225 Difference]: With dead ends: 6675 [2020-09-04 15:59:24,768 INFO L226 Difference]: Without dead ends: 3714 [2020-09-04 15:59:24,774 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 144 SyntacticMatches, 7 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 488 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=343, Invalid=1297, Unknown=0, NotChecked=0, Total=1640 [2020-09-04 15:59:24,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3714 states. [2020-09-04 15:59:26,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3714 to 3236. [2020-09-04 15:59:26,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3236 states. [2020-09-04 15:59:26,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 3236 states and 3490 transitions. [2020-09-04 15:59:26,031 INFO L78 Accepts]: Start accepts. Automaton has 3236 states and 3490 transitions. Word has length 635 [2020-09-04 15:59:26,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:26,031 INFO L479 AbstractCegarLoop]: Abstraction has 3236 states and 3490 transitions. [2020-09-04 15:59:26,032 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 15:59:26,032 INFO L276 IsEmpty]: Start isEmpty. Operand 3236 states and 3490 transitions. [2020-09-04 15:59:26,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 738 [2020-09-04 15:59:26,038 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:26,039 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:59:26,039 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 15:59:26,039 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:26,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:26,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1756896056, now seen corresponding path program 1 times [2020-09-04 15:59:26,040 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:26,040 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [567777614] [2020-09-04 15:59:26,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:26,058 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,490 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:26,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:26,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:59:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:59:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 15:59:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 15:59:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:59:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-09-04 15:59:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:59:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2020-09-04 15:59:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 15:59:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 15:59:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:59:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2020-09-04 15:59:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2020-09-04 15:59:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:59:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2020-09-04 15:59:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2020-09-04 15:59:26,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2020-09-04 15:59:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 714 [2020-09-04 15:59:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2020-09-04 15:59:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:59:27,034 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [567777614] [2020-09-04 15:59:27,034 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:27,035 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 15:59:27,035 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338293965] [2020-09-04 15:59:27,035 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 15:59:27,035 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:27,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 15:59:27,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-09-04 15:59:27,036 INFO L87 Difference]: Start difference. First operand 3236 states and 3490 transitions. Second operand 11 states. [2020-09-04 15:59:27,606 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:29,525 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:31,681 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:34,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:34,911 INFO L93 Difference]: Finished difference Result 5794 states and 6293 transitions. [2020-09-04 15:59:34,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-09-04 15:59:34,912 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 737 [2020-09-04 15:59:34,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:34,948 INFO L225 Difference]: With dead ends: 5794 [2020-09-04 15:59:34,948 INFO L226 Difference]: Without dead ends: 3445 [2020-09-04 15:59:34,958 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 167 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 221 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=216, Invalid=714, Unknown=0, NotChecked=0, Total=930 [2020-09-04 15:59:34,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3445 states. [2020-09-04 15:59:36,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3445 to 3305. [2020-09-04 15:59:36,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3305 states. [2020-09-04 15:59:36,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 3305 states and 3546 transitions. [2020-09-04 15:59:36,543 INFO L78 Accepts]: Start accepts. Automaton has 3305 states and 3546 transitions. Word has length 737 [2020-09-04 15:59:36,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:36,543 INFO L479 AbstractCegarLoop]: Abstraction has 3305 states and 3546 transitions. [2020-09-04 15:59:36,543 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 15:59:36,543 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 3546 transitions. [2020-09-04 15:59:36,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 739 [2020-09-04 15:59:36,549 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:36,550 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:59:36,550 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 15:59:36,550 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:36,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:36,550 INFO L82 PathProgramCache]: Analyzing trace with hash 700609416, now seen corresponding path program 2 times [2020-09-04 15:59:36,550 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:36,551 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [875916157] [2020-09-04 15:59:36,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:36,564 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,123 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:37,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:37,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:59:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:59:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:37,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 15:59:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 15:59:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:59:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2020-09-04 15:59:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2020-09-04 15:59:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:59:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 15:59:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:59:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2020-09-04 15:59:37,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2020-09-04 15:59:37,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:37,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:59:37,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2020-09-04 15:59:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2020-09-04 15:59:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2020-09-04 15:59:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:37,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:37,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 715 [2020-09-04 15:59:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2020-09-04 15:59:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:38,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:59:38,078 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [875916157] [2020-09-04 15:59:38,078 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:38,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:59:38,078 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016106454] [2020-09-04 15:59:38,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:59:38,079 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:38,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:59:38,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:59:38,080 INFO L87 Difference]: Start difference. First operand 3305 states and 3546 transitions. Second operand 18 states. [2020-09-04 15:59:39,004 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 15:59:39,962 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:42,579 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:43,229 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:59:43,846 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-04 15:59:45,144 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:45,561 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:59:45,919 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:59:46,275 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:46,628 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:59:46,958 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:48,170 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 15:59:49,274 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 199 [2020-09-04 15:59:49,975 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 205 [2020-09-04 15:59:50,634 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 15:59:51,313 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 199 [2020-09-04 15:59:51,958 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 15:59:53,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:53,778 INFO L93 Difference]: Finished difference Result 4685 states and 5068 transitions. [2020-09-04 15:59:53,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-09-04 15:59:53,779 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 738 [2020-09-04 15:59:53,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:53,782 INFO L225 Difference]: With dead ends: 4685 [2020-09-04 15:59:53,782 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 15:59:53,792 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 177 SyntacticMatches, 4 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1217 ImplicationChecksByTransitivity, 9.4s TimeCoverageRelationStatistics Valid=833, Invalid=3327, Unknown=0, NotChecked=0, Total=4160 [2020-09-04 15:59:53,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 15:59:53,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 15:59:53,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 15:59:53,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 15:59:53,794 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 738 [2020-09-04 15:59:53,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:53,794 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 15:59:53,794 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:59:53,794 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 15:59:53,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 15:59:53,795 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-09-04 15:59:53,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 15:59:54,342 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 197 [2020-09-04 15:59:54,711 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:59:54,890 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:59:55,067 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:59:55,464 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:59:55,876 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:59:56,371 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 15:59:56,758 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:59:57,416 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 200 [2020-09-04 15:59:57,814 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:59:57,996 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:59:58,175 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:59:58,547 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:59:58,721 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:59:58,892 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:59:59,494 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:00:00,094 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:00:00,462 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:00:01,345 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 230 [2020-09-04 16:00:01,526 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:00:01,920 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:00:02,427 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 196 [2020-09-04 16:00:02,821 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:00:03,203 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:00:04,180 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 219 [2020-09-04 16:00:04,556 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:00:08,029 WARN L193 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 366 DAG size of output: 306 [2020-09-04 16:00:08,456 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:00:09,462 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 240 [2020-09-04 16:00:09,884 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:00:10,308 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 16:00:10,736 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 237 [2020-09-04 16:00:11,172 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:00:11,595 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 16:00:12,010 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:00:12,413 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:00:12,850 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 238 [2020-09-04 16:00:13,257 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 16:00:13,680 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:00:14,118 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:00:14,549 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:00:14,983 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-09-04 16:00:15,391 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 236 [2020-09-04 16:00:15,798 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:00:16,003 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:00:16,427 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-09-04 16:00:16,865 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 16:00:17,307 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-09-04 16:00:17,507 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 16:00:17,924 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:00:18,354 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2020-09-04 16:00:18,786 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 16:00:19,199 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 16:00:19,632 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:00:20,063 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-09-04 16:00:21,010 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 243 [2020-09-04 16:00:21,434 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:00:21,874 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 240 [2020-09-04 16:00:22,315 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 240 [2020-09-04 16:00:22,769 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 16:00:23,199 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 240 [2020-09-04 16:00:23,617 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:00:24,036 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:00:24,488 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:00:24,909 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 16:00:25,338 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:00:25,783 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 16:00:26,232 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-09-04 16:00:26,681 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 245 [2020-09-04 16:00:27,097 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 16:00:27,510 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:00:27,720 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 16:00:28,152 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-09-04 16:00:28,606 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 246 [2020-09-04 16:00:29,057 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 246 [2020-09-04 16:00:29,262 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 16:00:29,685 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 16:00:30,124 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-09-04 16:00:30,563 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 245 [2020-09-04 16:00:30,992 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 238 [2020-09-04 16:00:31,440 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-09-04 16:00:31,874 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-09-04 16:00:32,349 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:00:32,979 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:00:34,017 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:00:34,195 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:00:34,804 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:00:34,982 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:00:36,022 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:00:36,490 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:00:36,956 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:00:37,416 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:00:37,872 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:00:38,058 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:00:38,523 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:00:39,133 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:00:40,117 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 219 [2020-09-04 16:00:40,525 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:00:40,734 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 209 [2020-09-04 16:00:41,188 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 16:00:42,106 WARN L193 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 219 [2020-09-04 16:00:42,527 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:00:43,321 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 16:00:44,112 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 16:00:44,522 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:00:46,527 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 265 DAG size of output: 257 [2020-09-04 16:00:46,970 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 16:00:48,326 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:00:48,765 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 16:00:49,843 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 266 DAG size of output: 254 [2020-09-04 16:00:50,255 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:00:50,765 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 207 [2020-09-04 16:00:51,460 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 242 [2020-09-04 16:00:52,036 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:00:52,785 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 241 [2020-09-04 16:00:53,083 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:00:53,801 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 245 [2020-09-04 16:00:54,306 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:00:54,603 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:00:55,216 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2020-09-04 16:00:55,529 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:00:55,842 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:00:56,523 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:00:56,833 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:00:57,138 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:00:58,712 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 266 DAG size of output: 250 [2020-09-04 16:00:59,009 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:00:59,404 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 207 [2020-09-04 16:01:00,125 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 245 [2020-09-04 16:01:01,696 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 266 DAG size of output: 250 [2020-09-04 16:01:02,410 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 244 [2020-09-04 16:01:02,912 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:01:04,403 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 281 DAG size of output: 260 [2020-09-04 16:01:05,323 WARN L193 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 16:01:05,711 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:06,103 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:01:06,497 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:01:06,870 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:07,779 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:01:08,189 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:01:08,559 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:01:08,962 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:01:09,341 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:09,715 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:10,110 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:01:10,521 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:01:10,904 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:11,080 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:01:11,460 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:11,847 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:12,226 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:12,406 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:01:12,583 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:01:12,978 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:01:13,866 WARN L193 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:01:14,245 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:01:14,417 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:01:14,804 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:01:14,976 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:01:15,363 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:01:15,737 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:16,079 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 199 [2020-09-04 16:01:16,486 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:01:17,244 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 16:01:17,843 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 197 [2020-09-04 16:01:19,558 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 16:01:19,941 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 16:01:21,005 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 256 DAG size of output: 230 [2020-09-04 16:01:22,292 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 254 DAG size of output: 205 [2020-09-04 16:01:22,657 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:22,829 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:01:23,223 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:01:23,595 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:01:23,978 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:24,344 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:01:24,718 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:01:25,118 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:01:25,476 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 16:01:25,849 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:26,031 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:01:26,432 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:01:26,819 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:27,447 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:01:27,828 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:29,151 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-09-04 16:01:29,546 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:01:29,982 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 195 [2020-09-04 16:01:30,374 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:01:30,770 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:01:31,179 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:01:31,560 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:31,939 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:32,337 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 197 [2020-09-04 16:01:33,208 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 16:01:34,169 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 198 [2020-09-04 16:01:34,745 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:01:35,507 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 16:01:35,880 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:36,055 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:01:36,443 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:01:36,614 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:01:37,000 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:01:37,401 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:01:37,776 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:01:38,174 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:01:38,560 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:38,949 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 16:01:39,344 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:01:40,237 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 16:01:42,076 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 255 DAG size of output: 246 [2020-09-04 16:01:42,442 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:42,613 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:01:43,156 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 233 [2020-09-04 16:01:43,559 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:01:43,950 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:45,355 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 247 DAG size of output: 245 [2020-09-04 16:01:45,727 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:46,105 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:01:47,128 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 255 DAG size of output: 201 [2020-09-04 16:01:47,304 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:01:47,480 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:01:48,106 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:01:48,693 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 16:01:49,074 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:49,690 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 16:01:50,063 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:50,715 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 196 [2020-09-04 16:01:51,057 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 199 [2020-09-04 16:01:52,066 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 240 [2020-09-04 16:01:52,475 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:01:52,899 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 16:01:53,326 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 237 [2020-09-04 16:01:53,764 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:01:54,186 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 16:01:54,597 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:01:55,001 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:01:55,436 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 238 [2020-09-04 16:01:55,843 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 16:01:56,264 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:01:56,701 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:01:57,132 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:01:57,565 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-09-04 16:01:57,973 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 236 [2020-09-04 16:01:58,378 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:01:58,584 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:01:59,008 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-09-04 16:01:59,446 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 16:01:59,888 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-09-04 16:02:00,087 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 16:02:00,504 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:02:00,934 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2020-09-04 16:02:01,365 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 16:02:01,778 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 16:02:02,209 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:02:02,636 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-09-04 16:02:03,590 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 237 [2020-09-04 16:02:03,987 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:02:04,395 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 16:02:04,807 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 16:02:05,228 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:02:05,643 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 236 [2020-09-04 16:02:06,046 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:02:06,435 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:02:06,856 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 16:02:07,248 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 16:02:07,662 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:02:08,091 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:02:08,507 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:02:08,925 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:02:09,326 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 16:02:09,725 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:02:09,924 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 16:02:10,340 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 16:02:10,763 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 16:02:11,198 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-09-04 16:02:11,392 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 16:02:11,801 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:02:12,223 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:02:12,647 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:02:13,051 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 16:02:13,467 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 16:02:13,886 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 16:02:16,625 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 366 DAG size of output: 306 [2020-09-04 16:02:17,538 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:02:21,471 WARN L193 SmtUtils]: Spent 3.93 s on a formula simplification. DAG size of input: 443 DAG size of output: 376 [2020-09-04 16:02:22,486 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2020-09-04 16:02:23,840 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:02:26,477 WARN L193 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 258 DAG size of output: 253 [2020-09-04 16:02:27,346 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 238 [2020-09-04 16:02:30,169 WARN L193 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 271 DAG size of output: 265 [2020-09-04 16:02:32,005 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 260 DAG size of output: 248 [2020-09-04 16:02:32,430 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:02:32,832 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:02:33,289 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 246 [2020-09-04 16:02:33,720 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:02:34,157 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:02:34,581 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:02:35,015 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:02:35,478 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 247 [2020-09-04 16:02:36,014 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 216 [2020-09-04 16:02:36,451 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:02:36,867 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:02:37,332 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 16:02:37,781 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 16:02:38,626 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 248 [2020-09-04 16:02:39,037 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:02:41,108 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 252 DAG size of output: 250 [2020-09-04 16:02:41,533 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:02:42,266 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 219 [2020-09-04 16:02:42,720 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 246 [2020-09-04 16:02:43,146 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:02:43,587 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:02:44,029 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2020-09-04 16:02:44,478 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2020-09-04 16:02:45,323 WARN L193 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 236 [2020-09-04 16:02:46,478 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 247 DAG size of output: 238 [2020-09-04 16:02:47,821 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 256 DAG size of output: 238 [2020-09-04 16:02:48,540 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 247 [2020-09-04 16:02:49,556 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2020-09-04 16:02:49,960 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:02:50,366 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:02:50,782 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:02:51,184 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:02:51,601 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:02:52,064 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 247 [2020-09-04 16:02:52,497 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:02:52,967 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 16:02:53,416 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 16:02:54,247 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 16:02:54,672 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:02:56,216 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 256 DAG size of output: 252 [2020-09-04 16:02:58,953 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 261 DAG size of output: 256 [2020-09-04 16:02:59,348 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:02:59,750 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:03:00,750 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 239 [2020-09-04 16:03:01,214 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 16:03:01,667 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 16:03:03,758 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 253 DAG size of output: 251 [2020-09-04 16:03:04,191 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:03:04,630 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 16:03:06,208 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 270 DAG size of output: 235 [2020-09-04 16:03:06,618 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:03:07,028 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:03:07,872 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 248 [2020-09-04 16:03:08,922 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 247 DAG size of output: 237 [2020-09-04 16:03:09,333 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:03:10,267 WARN L193 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 236 [2020-09-04 16:03:10,701 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:03:12,689 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 237 DAG size of output: 231 [2020-09-04 16:03:13,101 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:03:14,494 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 255 DAG size of output: 241 [2020-09-04 16:03:15,883 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 255 DAG size of output: 241 [2020-09-04 16:03:16,589 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:03:17,273 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:03:18,040 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:03:18,731 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:03:20,495 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 269 DAG size of output: 232 [2020-09-04 16:03:21,159 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:03:21,546 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:03:22,071 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:03:23,089 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 239 [2020-09-04 16:03:23,522 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:03:23,960 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:03:24,400 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:03:24,818 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:03:25,991 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 252 DAG size of output: 240 [2020-09-04 16:03:26,443 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:03:26,857 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:03:27,305 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:03:27,729 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:03:28,147 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:03:28,588 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:03:29,044 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:03:29,472 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:03:29,679 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 16:03:30,104 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:03:30,537 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:03:30,962 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:03:31,170 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 16:03:31,377 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 16:03:31,818 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:03:32,794 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:03:33,218 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:03:33,421 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 16:03:33,854 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:03:34,056 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 16:03:34,489 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:03:34,910 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:03:35,283 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 207 [2020-09-04 16:03:35,770 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 197 [2020-09-04 16:03:36,165 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:03:36,341 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:03:36,751 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:03:37,151 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:03:37,326 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:03:37,692 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:03:38,057 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 16:03:38,451 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:03:38,625 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:03:39,004 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:03:39,643 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 200 [2020-09-04 16:03:40,011 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:03:40,192 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:03:40,364 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:03:40,544 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:03:40,723 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:03:40,899 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:03:41,502 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:03:41,883 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:03:42,059 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:03:42,426 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:03:43,161 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:03:43,553 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:03:43,944 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:03:44,541 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:03:45,502 WARN L193 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 219 [2020-09-04 16:03:46,384 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 230 [2020-09-04 16:03:46,747 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:03:47,252 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 196 [2020-09-04 16:03:47,647 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:03:48,095 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-09-04 16:03:48,493 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:03:48,903 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:03:49,112 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:03:49,318 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:03:49,759 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:03:49,971 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 16:03:50,411 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:03:50,874 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 16:03:51,270 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:03:51,485 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 16:03:52,410 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:03:53,471 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 246 DAG size of output: 232 [2020-09-04 16:03:54,534 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 246 DAG size of output: 232 [2020-09-04 16:03:55,202 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:03:55,845 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:03:56,511 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:03:57,163 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:03:58,311 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 249 DAG size of output: 232 [2020-09-04 16:03:58,936 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:03:59,842 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:04:00,222 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:00,621 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:01,000 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:04:01,896 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 16:04:02,297 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:03,190 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 16:04:03,589 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:04:03,961 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:04,353 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:04:05,311 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 219 [2020-09-04 16:04:05,681 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:05,856 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:04:06,458 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:04:06,963 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 196 [2020-09-04 16:04:07,365 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:08,004 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 200 [2020-09-04 16:04:08,888 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 230 [2020-09-04 16:04:09,485 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:04:09,848 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:10,315 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 197 [2020-09-04 16:04:10,709 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:04:11,071 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:13,637 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:04:13,825 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:04:14,312 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 16:04:14,790 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:04:15,340 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 16:04:15,944 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:04:16,421 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:04:17,049 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:04:17,527 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 16:04:17,706 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:04:18,771 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 246 DAG size of output: 245 [2020-09-04 16:04:19,262 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 16:04:19,439 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:04:20,509 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 247 [2020-09-04 16:04:21,111 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:04:25,035 WARN L193 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 443 DAG size of output: 376 [2020-09-04 16:04:26,059 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 255 DAG size of output: 201 [2020-09-04 16:04:26,432 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:04:27,482 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 256 DAG size of output: 230 [2020-09-04 16:04:28,049 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 198 [2020-09-04 16:04:28,603 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 198 [2020-09-04 16:04:28,775 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:04:29,172 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:04:29,342 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:29,707 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:30,075 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:04:30,622 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 197 [2020-09-04 16:04:30,984 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:31,156 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:31,734 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:04:32,092 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 16:04:32,472 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:04:32,845 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:04:33,391 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 233 [2020-09-04 16:04:33,763 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:34,388 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:04:34,783 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:04:35,226 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 199 [2020-09-04 16:04:35,662 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 195 [2020-09-04 16:04:36,117 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 200 [2020-09-04 16:04:36,496 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:04:36,883 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:04:37,537 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 196 [2020-09-04 16:04:38,557 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 255 DAG size of output: 201 [2020-09-04 16:04:39,186 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:04:40,208 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 255 DAG size of output: 201 [2020-09-04 16:04:40,379 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:40,904 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 16:04:41,295 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:04:42,190 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 16:04:43,090 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 199 [2020-09-04 16:04:43,262 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:43,626 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:04:44,215 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 197 [2020-09-04 16:04:44,597 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 16:04:45,497 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 16:04:46,207 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 16:04:46,611 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:46,970 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 34 [2020-09-04 16:04:47,343 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 29 [2020-09-04 16:04:47,725 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2020-09-04 16:04:48,096 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2020-09-04 16:04:49,023 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 16:04:49,951 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 16:04:50,318 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 16:04:50,681 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 16:04:51,046 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2020-09-04 16:04:51,402 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 33 [2020-09-04 16:04:51,782 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 32 [2020-09-04 16:04:52,162 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 30 [2020-09-04 16:04:52,554 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:04:52,962 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:53,868 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:04:54,298 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:04:54,475 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:04:54,856 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:04:55,042 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:04:55,502 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:04:55,904 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:04:56,286 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:04:56,467 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:04:56,649 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:04:57,057 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:57,495 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:04:57,964 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:04:58,367 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:04:59,073 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:04:59,255 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:04:59,648 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:04:59,830 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:05:00,467 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 16:05:00,762 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 16:05:01,051 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 16:05:01,335 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 16:05:01,616 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 16:05:01,809 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:05:02,183 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 16:05:02,577 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:05:03,005 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:05:03,396 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:05:03,798 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:05:03,986 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 16:05:04,174 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 16:05:04,582 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:05:04,775 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 16:05:05,185 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:05:05,614 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:05:06,006 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:05:06,203 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 16:05:07,058 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:05:07,472 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:05:08,379 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:05:08,772 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:05:09,743 WARN L193 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 235 [2020-09-04 16:05:10,159 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:05:11,124 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 235 [2020-09-04 16:05:11,538 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:05:11,926 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:12,326 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:05:12,502 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:05:12,989 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 16:05:13,467 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:05:13,954 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 16:05:14,557 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:05:15,033 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:05:15,660 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:05:16,137 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 16:05:16,317 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:05:17,382 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 246 DAG size of output: 245 [2020-09-04 16:05:17,880 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 16:05:18,058 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:05:19,129 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 247 [2020-09-04 16:05:19,732 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:05:20,695 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 16:05:21,643 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 16:05:22,057 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:05:22,448 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:05:22,856 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:05:23,256 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:05:24,163 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:05:24,539 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:05:25,435 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 16:05:25,817 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:05:26,010 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:05:26,405 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:05:26,800 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:05:27,210 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:05:27,574 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 16:05:27,968 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:05:28,873 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:05:29,278 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:05:29,659 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:29,832 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:05:30,202 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:30,383 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:05:30,559 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:05:30,730 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:05:30,905 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:05:31,086 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:05:31,264 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:05:31,649 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:32,382 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:05:32,628 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 22 [2020-09-04 16:05:32,811 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 25 [2020-09-04 16:05:33,054 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 23 [2020-09-04 16:05:33,246 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 25 [2020-09-04 16:05:33,493 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 22 [2020-09-04 16:05:34,172 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 230 [2020-09-04 16:05:34,355 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 25 [2020-09-04 16:05:34,535 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 25 [2020-09-04 16:05:35,211 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 230 [2020-09-04 16:05:35,460 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 22 [2020-09-04 16:05:35,642 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 25 [2020-09-04 16:05:35,829 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 25 [2020-09-04 16:05:36,015 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 25 [2020-09-04 16:05:36,233 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 23 [2020-09-04 16:05:36,450 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 23 [2020-09-04 16:05:37,117 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 229 [2020-09-04 16:05:37,295 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 25 [2020-09-04 16:05:37,539 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 22 [2020-09-04 16:05:37,726 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 25 [2020-09-04 16:05:37,969 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 23 [2020-09-04 16:05:39,140 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 249 DAG size of output: 235 [2020-09-04 16:05:40,304 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 249 DAG size of output: 235 [2020-09-04 16:05:40,910 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:05:41,493 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:05:42,094 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:05:42,685 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:05:44,396 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 263 DAG size of output: 232 [2020-09-04 16:05:44,961 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:05:45,850 WARN L193 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 16:05:46,232 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:05:46,418 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:05:46,809 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:05:47,269 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:05:47,679 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:05:48,042 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 16:05:48,437 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:05:49,340 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:05:49,744 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:05:50,125 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:50,298 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:05:50,667 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:50,847 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:05:51,023 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:05:51,194 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:05:51,370 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:05:51,550 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:05:51,729 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:05:52,113 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:52,845 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:05:53,758 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:05:54,654 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 235 [2020-09-04 16:05:55,064 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:05:55,478 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:05:55,895 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:05:56,290 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:05:57,150 WARN L193 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 236 [2020-09-04 16:05:57,578 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:05:57,969 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:05:58,394 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:05:58,796 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:05:59,192 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:05:59,610 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:06:00,044 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:06:00,448 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:06:00,639 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:06:01,041 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:06:01,451 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:06:01,853 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:06:02,044 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:06:02,236 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:06:02,653 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:06:03,732 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:06:04,134 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:06:04,322 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:06:04,731 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:06:04,917 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:06:05,326 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:06:05,724 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:06:06,125 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 203 [2020-09-04 16:06:06,313 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:06:06,788 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 206 [2020-09-04 16:06:07,256 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 16:06:07,730 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 206 [2020-09-04 16:06:08,335 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:06:08,804 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 16:06:09,433 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:06:09,898 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 206 [2020-09-04 16:06:10,077 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:06:11,127 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 242 DAG size of output: 241 [2020-09-04 16:06:11,606 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 206 [2020-09-04 16:06:11,783 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:06:12,840 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:06:13,444 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:06:14,324 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 34 [2020-09-04 16:06:14,700 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 29 [2020-09-04 16:06:15,079 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2020-09-04 16:06:15,451 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2020-09-04 16:06:16,377 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 16:06:17,305 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 16:06:17,671 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 16:06:18,035 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 16:06:18,400 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2020-09-04 16:06:18,756 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 33 [2020-09-04 16:06:19,136 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 32 [2020-09-04 16:06:19,515 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 30 [2020-09-04 16:06:19,907 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:06:20,298 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:06:20,691 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 16:06:21,279 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 197 [2020-09-04 16:06:22,300 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 255 DAG size of output: 201 [2020-09-04 16:06:22,699 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:06:23,081 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 16:06:24,801 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 16:06:25,855 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 256 DAG size of output: 230 [2020-09-04 16:06:27,139 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 254 DAG size of output: 205 [2020-09-04 16:06:27,310 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:06:27,704 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:06:28,066 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:06:28,431 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:28,819 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 16:06:29,191 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:29,556 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:30,174 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 16:06:32,014 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 255 DAG size of output: 246 [2020-09-04 16:06:32,376 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:06:32,549 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:06:33,091 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 233 [2020-09-04 16:06:33,448 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 16:06:33,819 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:06:34,218 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:06:34,609 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:06:35,631 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 255 DAG size of output: 201 [2020-09-04 16:06:37,016 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-09-04 16:06:38,352 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 247 DAG size of output: 245 [2020-09-04 16:06:38,980 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:06:39,415 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 195 [2020-09-04 16:06:40,039 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:06:40,619 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:06:40,991 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:42,012 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 255 DAG size of output: 201 [2020-09-04 16:06:42,404 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:06:43,017 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 16:06:43,405 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:06:43,991 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 16:06:44,644 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 196 [2020-09-04 16:06:45,046 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 197 [2020-09-04 16:06:46,010 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 198 [2020-09-04 16:06:46,768 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 16:06:47,530 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 16:06:48,399 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 16:06:48,790 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:06:49,196 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:06:49,583 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:06:50,493 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 16:06:50,902 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:06:51,811 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 16:06:52,218 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:06:53,415 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 252 DAG size of output: 238 [2020-09-04 16:06:54,608 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 252 DAG size of output: 238 [2020-09-04 16:06:55,336 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:06:56,036 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:06:56,759 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:06:57,471 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:06:59,197 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 266 DAG size of output: 232 [2020-09-04 16:06:59,879 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:07:00,639 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 16:07:01,235 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 197 [2020-09-04 16:07:02,951 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 16:07:03,333 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 16:07:04,393 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 256 DAG size of output: 230 [2020-09-04 16:07:05,679 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 254 DAG size of output: 205 [2020-09-04 16:07:06,045 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:06,216 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:07:06,611 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:07:06,982 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:07:07,358 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:07,721 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:07:08,095 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:07:08,496 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:07:08,853 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 16:07:09,226 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:09,407 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:07:09,808 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:07:10,196 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:10,823 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:07:11,203 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:12,525 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-09-04 16:07:12,919 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:07:13,355 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 195 [2020-09-04 16:07:13,746 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:07:14,141 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:07:14,550 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:07:14,931 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:15,310 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:15,708 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 197 [2020-09-04 16:07:16,578 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 16:07:17,539 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 198 [2020-09-04 16:07:18,115 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:18,877 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 16:07:19,249 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:19,424 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:07:19,810 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:07:19,982 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:07:20,368 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:07:20,768 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:07:21,143 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:07:21,538 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:07:21,924 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:22,313 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 16:07:22,707 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:07:23,600 WARN L193 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 16:07:25,438 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 255 DAG size of output: 246 [2020-09-04 16:07:25,804 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:25,975 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:07:26,517 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 233 [2020-09-04 16:07:26,964 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:07:27,355 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:28,693 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 247 DAG size of output: 245 [2020-09-04 16:07:29,065 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:29,442 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:07:30,464 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 255 DAG size of output: 201 [2020-09-04 16:07:30,640 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:07:30,816 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:07:31,441 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:07:32,027 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 16:07:32,408 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:33,023 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 16:07:33,396 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:34,049 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 196 [2020-09-04 16:07:34,391 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 199 [2020-09-04 16:07:41,157 WARN L193 SmtUtils]: Spent 6.76 s on a formula simplification. DAG size of input: 478 DAG size of output: 402 [2020-09-04 16:07:41,334 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:07:41,815 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 16:07:42,287 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 16:07:42,766 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 16:07:43,370 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 231 [2020-09-04 16:07:43,842 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 16:07:44,468 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 16:07:44,939 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 16:07:45,118 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:07:46,174 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 244 DAG size of output: 243 [2020-09-04 16:07:46,660 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 16:07:46,838 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:07:47,900 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 245 [2020-09-04 16:07:48,502 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 231 [2020-09-04 16:07:55,305 WARN L193 SmtUtils]: Spent 6.80 s on a formula simplification. DAG size of input: 478 DAG size of output: 402 [2020-09-04 16:07:55,692 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:56,362 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:07:56,726 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 16:07:57,411 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:07:58,118 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 246 [2020-09-04 16:07:58,800 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 243 [2020-09-04 16:07:59,215 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 199 [2020-09-04 16:07:59,871 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:08:00,234 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 16:08:00,875 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:08:01,546 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-09-04 16:08:01,917 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 201 [2020-09-04 16:08:02,276 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 16:08:02,646 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 201 [2020-09-04 16:08:03,013 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 16:08:03,378 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 16:08:04,026 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:08:04,391 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 16:08:05,146 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 234 [2020-09-04 16:08:05,853 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 246 [2020-09-04 16:08:06,550 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 245 [2020-09-04 16:08:08,102 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 286 DAG size of output: 261 [2020-09-04 16:08:09,575 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 271 DAG size of output: 251 [2020-09-04 16:08:11,051 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 271 DAG size of output: 251 [2020-09-04 16:08:11,517 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 16:08:11,949 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 16:08:12,384 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:08:12,860 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 16:08:13,306 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 246 [2020-09-04 16:08:15,317 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 274 DAG size of output: 265 [2020-09-04 16:08:16,856 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 260 DAG size of output: 252 [2020-09-04 16:08:18,398 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 260 DAG size of output: 252 [2020-09-04 16:08:18,792 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:08:25,600 WARN L193 SmtUtils]: Spent 6.81 s on a formula simplification. DAG size of input: 478 DAG size of output: 402 [2020-09-04 16:08:25,786 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:08:25,966 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:08:26,149 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:08:26,530 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:08:26,709 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:08:27,104 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:08:27,288 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:08:27,701 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:08:27,889 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:08:28,298 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:08:28,677 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:08:34,647 WARN L193 SmtUtils]: Spent 5.97 s on a formula simplification. DAG size of input: 416 DAG size of output: 343 [2020-09-04 16:08:37,394 WARN L193 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 366 DAG size of output: 306 [2020-09-04 16:08:44,272 WARN L193 SmtUtils]: Spent 6.88 s on a formula simplification. DAG size of input: 478 DAG size of output: 402 [2020-09-04 16:08:51,154 WARN L193 SmtUtils]: Spent 6.88 s on a formula simplification. DAG size of input: 478 DAG size of output: 402 [2020-09-04 16:08:52,071 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:08:52,578 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 196 [2020-09-04 16:08:52,941 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:53,829 WARN L193 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 230 [2020-09-04 16:08:54,426 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:08:55,066 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 200 [2020-09-04 16:08:55,667 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:08:56,071 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:56,539 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 197 [2020-09-04 16:08:56,720 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:08:57,084 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:57,476 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:08:57,868 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:08:58,231 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:59,194 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 219 [2020-09-04 16:08:59,564 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:09:00,225 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:09:01,584 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 247 DAG size of output: 244 [2020-09-04 16:09:03,183 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 249 DAG size of output: 245 [2020-09-04 16:09:04,627 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:09:06,062 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 247 DAG size of output: 242 [2020-09-04 16:09:07,625 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 250 DAG size of output: 247 [2020-09-04 16:09:09,057 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 247 DAG size of output: 242 [2020-09-04 16:09:10,265 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 243 DAG size of output: 238 [2020-09-04 16:09:11,661 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 16:09:12,320 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 16:09:12,720 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:09:12,896 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:09:13,306 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:09:13,679 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 16:09:14,074 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:09:14,249 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:09:14,629 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:09:14,810 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:09:14,982 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:09:15,163 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:09:15,341 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:09:15,518 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:09:15,903 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:09:16,079 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:09:16,818 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:09:17,297 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 197 [2020-09-04 16:09:17,659 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:09:17,836 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:09:18,011 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:09:18,405 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:09:18,803 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:09:19,205 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:09:19,589 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:09:20,229 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 200 [2020-09-04 16:09:20,623 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:09:20,801 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:09:20,978 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:09:21,347 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:09:21,520 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:09:21,691 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:09:22,293 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:09:22,891 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:09:23,256 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:09:24,140 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 230 [2020-09-04 16:09:24,318 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:09:24,709 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:25,213 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 196 [2020-09-04 16:09:25,604 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:25,984 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:09:26,942 WARN L193 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 219 [2020-09-04 16:09:27,304 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:09:28,221 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:09:28,693 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 16:09:29,128 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 16:09:29,562 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:09:30,039 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 16:09:30,486 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 246 [2020-09-04 16:09:31,676 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 263 DAG size of output: 255 [2020-09-04 16:09:33,218 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 260 DAG size of output: 252 [2020-09-04 16:09:34,764 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 260 DAG size of output: 252 [2020-09-04 16:09:35,265 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 207 [2020-09-04 16:09:35,957 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 242 [2020-09-04 16:09:36,465 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:09:37,240 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 241 [2020-09-04 16:09:37,538 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:09:38,256 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 245 [2020-09-04 16:09:38,760 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:09:39,058 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:09:39,677 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2020-09-04 16:09:39,991 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:09:40,303 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:09:40,985 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:09:41,293 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:09:41,599 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:09:43,173 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 266 DAG size of output: 250 [2020-09-04 16:09:43,472 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:09:43,867 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 207 [2020-09-04 16:09:44,589 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 245 [2020-09-04 16:09:46,157 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 266 DAG size of output: 250 [2020-09-04 16:09:46,865 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 244 [2020-09-04 16:09:47,365 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:09:48,908 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 281 DAG size of output: 260 [2020-09-04 16:09:49,092 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:09:49,486 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:09:49,893 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:09:50,070 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:09:50,454 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:09:50,631 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:09:51,040 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:09:51,222 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:09:51,404 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:09:51,587 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:09:51,768 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:09:51,953 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:09:52,135 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:09:52,518 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 231