/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_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 15:42:13,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 15:42:13,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 15:42:13,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 15:42:13,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 15:42:13,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 15:42:13,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 15:42:13,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 15:42:13,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 15:42:13,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 15:42:13,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 15:42:13,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 15:42:13,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 15:42:13,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 15:42:13,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 15:42:13,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 15:42:13,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 15:42:13,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 15:42:13,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 15:42:13,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 15:42:13,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 15:42:13,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 15:42:13,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 15:42:13,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 15:42:13,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 15:42:13,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 15:42:13,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 15:42:13,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 15:42:13,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 15:42:13,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 15:42:13,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 15:42:13,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 15:42:13,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 15:42:13,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 15:42:13,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 15:42:13,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 15:42:13,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 15:42:13,767 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 15:42:13,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 15:42:13,768 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 15:42:13,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 15:42:13,769 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 15:42:13,781 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 15:42:13,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 15:42:13,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 15:42:13,783 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 15:42:13,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 15:42:13,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 15:42:13,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 15:42:13,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 15:42:13,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 15:42:13,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 15:42:13,785 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 15:42:13,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 15:42:13,785 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 15:42:13,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 15:42:13,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 15:42:13,786 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 15:42:13,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 15:42:13,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 15:42:13,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 15:42:13,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 15:42:13,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 15:42:13,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 15:42:13,787 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 15:42:14,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 15:42:14,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 15:42:14,247 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 15:42:14,249 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 15:42:14,250 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 15:42:14,251 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2020-09-04 15:42:14,330 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a1eed7cdd/cddbf225c11b4ceeb8aa261d93fca55e/FLAG95d1e9bd5 [2020-09-04 15:42:14,949 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 15:42:14,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2020-09-04 15:42:14,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a1eed7cdd/cddbf225c11b4ceeb8aa261d93fca55e/FLAG95d1e9bd5 [2020-09-04 15:42:15,186 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a1eed7cdd/cddbf225c11b4ceeb8aa261d93fca55e [2020-09-04 15:42:15,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 15:42:15,202 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 15:42:15,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 15:42:15,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 15:42:15,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 15:42:15,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:42:15" (1/1) ... [2020-09-04 15:42:15,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6afcb89a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:15, skipping insertion in model container [2020-09-04 15:42:15,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:42:15" (1/1) ... [2020-09-04 15:42:15,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 15:42:15,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 15:42:15,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:42:15,667 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 15:42:15,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:42:15,908 INFO L208 MainTranslator]: Completed translation [2020-09-04 15:42:15,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:15 WrapperNode [2020-09-04 15:42:15,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 15:42:15,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 15:42:15,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 15:42:15,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 15:42:15,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:15" (1/1) ... [2020-09-04 15:42:15,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:15" (1/1) ... [2020-09-04 15:42:15,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:15" (1/1) ... [2020-09-04 15:42:15,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:15" (1/1) ... [2020-09-04 15:42:15,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:15" (1/1) ... [2020-09-04 15:42:16,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:15" (1/1) ... [2020-09-04 15:42:16,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:15" (1/1) ... [2020-09-04 15:42:16,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 15:42:16,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 15:42:16,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 15:42:16,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 15:42:16,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:15" (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 15:42:16,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 15:42:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 15:42:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 15:42:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 15:42:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 15:42:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 15:42:16,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 15:42:16,107 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 15:42:16,107 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 15:42:16,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 15:42:16,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:42:16,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:42:16,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:42:16,108 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 15:42:16,108 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 15:42:16,108 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 15:42:16,109 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 15:42:16,109 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 15:42:16,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 15:42:16,109 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 15:42:16,109 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 15:42:16,116 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:42:16,118 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 15:42:16,119 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 15:42:16,119 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 15:42:16,119 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 15:42:16,119 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 15:42:16,119 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 15:42:16,119 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 15:42:16,120 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 15:42:16,120 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 15:42:16,120 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 15:42:16,120 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 15:42:16,120 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 15:42:16,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 15:42:16,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 15:42:16,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 15:42:16,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 15:42:16,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 15:42:16,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 15:42:16,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 15:42:16,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 15:42:16,122 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 15:42:16,122 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 15:42:16,122 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 15:42:16,122 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 15:42:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 15:42:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 15:42:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 15:42:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 15:42:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 15:42:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 15:42:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 15:42:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:42:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:42:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:42:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 15:42:16,125 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 15:42:16,125 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 15:42:16,125 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 15:42:16,125 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 15:42:16,125 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 15:42:16,125 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 15:42:16,125 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 15:42:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 15:42:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 15:42:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 15:42:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 15:42:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 15:42:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 15:42:16,127 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 15:42:16,127 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 15:42:16,127 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:42:16,127 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 15:42:16,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 15:42:16,127 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 15:42:16,128 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 15:42:16,128 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 15:42:16,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 15:42:16,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 15:42:16,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 15:42:16,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 15:42:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 15:42:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 15:42:16,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 15:42:16,131 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 15:42:16,131 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 15:42:16,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 15:42:16,133 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 15:42:16,133 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 15:42:16,133 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 15:42:16,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 15:42:16,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 15:42:16,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 15:42:17,262 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 15:42:17,262 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 15:42:17,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 03:42:17 BoogieIcfgContainer [2020-09-04 15:42:17,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 15:42:17,272 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 15:42:17,272 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 15:42:17,276 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 15:42:17,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 03:42:15" (1/3) ... [2020-09-04 15:42:17,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5490191a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 03:42:17, skipping insertion in model container [2020-09-04 15:42:17,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:15" (2/3) ... [2020-09-04 15:42:17,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5490191a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 03:42:17, skipping insertion in model container [2020-09-04 15:42:17,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 03:42:17" (3/3) ... [2020-09-04 15:42:17,280 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product37.cil.c [2020-09-04 15:42:17,293 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 15:42:17,305 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 15:42:17,329 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 15:42:17,360 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 15:42:17,360 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 15:42:17,361 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 15:42:17,361 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 15:42:17,361 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 15:42:17,361 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 15:42:17,361 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 15:42:17,361 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 15:42:17,386 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states. [2020-09-04 15:42:17,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 15:42:17,412 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:17,414 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 15:42:17,415 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:17,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:17,424 INFO L82 PathProgramCache]: Analyzing trace with hash -749536702, now seen corresponding path program 1 times [2020-09-04 15:42:17,438 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:17,438 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [574167133] [2020-09-04 15:42:17,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:17,533 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:18,227 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:18,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:18,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:18,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:18,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:18,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:18,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:18,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 15:42:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:18,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:18,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 15:42:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:18,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 15:42:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:18,428 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 15:42:18,431 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [574167133] [2020-09-04 15:42:18,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:18,433 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 15:42:18,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051257409] [2020-09-04 15:42:18,440 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 15:42:18,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:18,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 15:42:18,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 15:42:18,461 INFO L87 Difference]: Start difference. First operand 319 states. Second operand 4 states. [2020-09-04 15:42:19,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:19,745 INFO L93 Difference]: Finished difference Result 495 states and 579 transitions. [2020-09-04 15:42:19,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 15:42:19,748 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 15:42:19,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:19,786 INFO L225 Difference]: With dead ends: 495 [2020-09-04 15:42:19,786 INFO L226 Difference]: Without dead ends: 312 [2020-09-04 15:42:19,795 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 15:42:19,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2020-09-04 15:42:19,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 268. [2020-09-04 15:42:19,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-09-04 15:42:19,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 291 transitions. [2020-09-04 15:42:19,941 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 291 transitions. Word has length 160 [2020-09-04 15:42:19,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:19,943 INFO L479 AbstractCegarLoop]: Abstraction has 268 states and 291 transitions. [2020-09-04 15:42:19,943 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 15:42:19,943 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 291 transitions. [2020-09-04 15:42:19,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 15:42:19,948 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:19,948 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 15:42:19,949 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 15:42:19,949 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:19,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:19,950 INFO L82 PathProgramCache]: Analyzing trace with hash 839621270, now seen corresponding path program 1 times [2020-09-04 15:42:19,950 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:19,950 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [899997298] [2020-09-04 15:42:19,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:19,954 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:20,401 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:20,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:20,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:20,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:20,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:20,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:20,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:20,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:20,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:42:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:20,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:20,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:42:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:20,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 15:42:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:20,501 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 15:42:20,502 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [899997298] [2020-09-04 15:42:20,502 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:20,502 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 15:42:20,502 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600367759] [2020-09-04 15:42:20,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 15:42:20,504 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:20,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 15:42:20,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 15:42:20,505 INFO L87 Difference]: Start difference. First operand 268 states and 291 transitions. Second operand 5 states. [2020-09-04 15:42:21,207 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:22,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:22,209 INFO L93 Difference]: Finished difference Result 424 states and 475 transitions. [2020-09-04 15:42:22,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 15:42:22,210 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 15:42:22,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:22,217 INFO L225 Difference]: With dead ends: 424 [2020-09-04 15:42:22,217 INFO L226 Difference]: Without dead ends: 301 [2020-09-04 15:42:22,225 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 15:42:22,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2020-09-04 15:42:22,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 258. [2020-09-04 15:42:22,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-09-04 15:42:22,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 278 transitions. [2020-09-04 15:42:22,308 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 278 transitions. Word has length 161 [2020-09-04 15:42:22,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:22,309 INFO L479 AbstractCegarLoop]: Abstraction has 258 states and 278 transitions. [2020-09-04 15:42:22,309 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 15:42:22,309 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 278 transitions. [2020-09-04 15:42:22,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 15:42:22,312 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:22,312 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 15:42:22,312 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 15:42:22,313 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:22,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:22,313 INFO L82 PathProgramCache]: Analyzing trace with hash 1054011433, now seen corresponding path program 1 times [2020-09-04 15:42:22,313 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:22,314 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [172278494] [2020-09-04 15:42:22,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:22,317 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:22,723 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:22,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:22,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:22,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:22,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:22,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:22,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:22,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:42:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:22,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:22,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 15:42:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:22,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 15:42:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:23,006 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 15:42:23,007 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [172278494] [2020-09-04 15:42:23,007 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:23,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:42:23,008 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715336877] [2020-09-04 15:42:23,009 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:42:23,009 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:23,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:42:23,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:42:23,010 INFO L87 Difference]: Start difference. First operand 258 states and 278 transitions. Second operand 10 states. [2020-09-04 15:42:23,641 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:42:24,001 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:42:24,315 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:42:24,645 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:24,938 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:42:25,221 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:26,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:26,881 INFO L93 Difference]: Finished difference Result 444 states and 501 transitions. [2020-09-04 15:42:26,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 15:42:26,882 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-09-04 15:42:26,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:26,886 INFO L225 Difference]: With dead ends: 444 [2020-09-04 15:42:26,886 INFO L226 Difference]: Without dead ends: 301 [2020-09-04 15:42:26,887 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 15:42:26,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2020-09-04 15:42:26,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 258. [2020-09-04 15:42:26,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-09-04 15:42:26,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 277 transitions. [2020-09-04 15:42:26,966 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 277 transitions. Word has length 170 [2020-09-04 15:42:26,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:26,967 INFO L479 AbstractCegarLoop]: Abstraction has 258 states and 277 transitions. [2020-09-04 15:42:26,967 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:42:26,967 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 277 transitions. [2020-09-04 15:42:26,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-09-04 15:42:26,970 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:26,970 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 15:42:26,971 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 15:42:26,971 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:26,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:26,971 INFO L82 PathProgramCache]: Analyzing trace with hash -443494427, now seen corresponding path program 1 times [2020-09-04 15:42:26,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:26,972 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1511773979] [2020-09-04 15:42:26,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:26,975 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,448 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:27,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:27,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:42:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:42:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-04 15:42:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-09-04 15:42:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:27,689 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 15:42:27,689 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1511773979] [2020-09-04 15:42:27,689 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:27,690 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 15:42:27,690 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738498565] [2020-09-04 15:42:27,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 15:42:27,691 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:27,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 15:42:27,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 15:42:27,692 INFO L87 Difference]: Start difference. First operand 258 states and 277 transitions. Second operand 7 states. [2020-09-04 15:42:28,372 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:42:30,211 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:30,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:30,858 INFO L93 Difference]: Finished difference Result 584 states and 670 transitions. [2020-09-04 15:42:30,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 15:42:30,859 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 183 [2020-09-04 15:42:30,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:30,863 INFO L225 Difference]: With dead ends: 584 [2020-09-04 15:42:30,864 INFO L226 Difference]: Without dead ends: 441 [2020-09-04 15:42:30,865 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:42:30,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2020-09-04 15:42:31,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 373. [2020-09-04 15:42:31,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2020-09-04 15:42:31,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 404 transitions. [2020-09-04 15:42:31,055 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 404 transitions. Word has length 183 [2020-09-04 15:42:31,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:31,056 INFO L479 AbstractCegarLoop]: Abstraction has 373 states and 404 transitions. [2020-09-04 15:42:31,056 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 15:42:31,056 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 404 transitions. [2020-09-04 15:42:31,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-09-04 15:42:31,059 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:31,059 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 15:42:31,059 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 15:42:31,059 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:31,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:31,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1600222007, now seen corresponding path program 1 times [2020-09-04 15:42:31,061 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:31,061 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2044840265] [2020-09-04 15:42:31,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:31,071 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,506 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:31,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:42:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:42:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:42:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:42:31,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-09-04 15:42:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 15:42:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:31,718 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 15:42:31,718 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2044840265] [2020-09-04 15:42:31,718 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:31,719 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:42:31,719 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49529678] [2020-09-04 15:42:31,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:42:31,720 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:31,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:42:31,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:42:31,720 INFO L87 Difference]: Start difference. First operand 373 states and 404 transitions. Second operand 10 states. [2020-09-04 15:42:32,202 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:42:33,040 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:33,273 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:42:34,226 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:42:34,509 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:34,864 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:35,401 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:35,690 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:42:35,985 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:36,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:36,646 INFO L93 Difference]: Finished difference Result 698 states and 792 transitions. [2020-09-04 15:42:36,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 15:42:36,647 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 207 [2020-09-04 15:42:36,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:36,651 INFO L225 Difference]: With dead ends: 698 [2020-09-04 15:42:36,651 INFO L226 Difference]: Without dead ends: 440 [2020-09-04 15:42:36,652 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 15:42:36,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2020-09-04 15:42:36,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 372. [2020-09-04 15:42:36,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2020-09-04 15:42:36,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 401 transitions. [2020-09-04 15:42:36,758 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 401 transitions. Word has length 207 [2020-09-04 15:42:36,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:36,759 INFO L479 AbstractCegarLoop]: Abstraction has 372 states and 401 transitions. [2020-09-04 15:42:36,759 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:42:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 401 transitions. [2020-09-04 15:42:36,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 15:42:36,761 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:36,762 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] [2020-09-04 15:42:36,762 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 15:42:36,762 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:36,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:36,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1505316662, now seen corresponding path program 1 times [2020-09-04 15:42:36,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:36,763 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1631644226] [2020-09-04 15:42:36,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:36,766 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,105 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:37,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:37,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:42:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:42:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:42:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:42:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 15:42:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 15:42:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,292 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 15:42:37,293 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1631644226] [2020-09-04 15:42:37,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:37,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:42:37,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893708762] [2020-09-04 15:42:37,294 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:42:37,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:37,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:42:37,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:42:37,295 INFO L87 Difference]: Start difference. First operand 372 states and 401 transitions. Second operand 10 states. [2020-09-04 15:42:38,795 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:39,100 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:42:39,419 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:42:39,759 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:40,065 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:42:40,349 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:41,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:41,255 INFO L93 Difference]: Finished difference Result 699 states and 789 transitions. [2020-09-04 15:42:41,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 15:42:41,257 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 208 [2020-09-04 15:42:41,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:41,260 INFO L225 Difference]: With dead ends: 699 [2020-09-04 15:42:41,260 INFO L226 Difference]: Without dead ends: 442 [2020-09-04 15:42:41,262 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-04 15:42:41,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2020-09-04 15:42:41,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 380. [2020-09-04 15:42:41,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2020-09-04 15:42:41,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 409 transitions. [2020-09-04 15:42:41,366 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 409 transitions. Word has length 208 [2020-09-04 15:42:41,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:41,367 INFO L479 AbstractCegarLoop]: Abstraction has 380 states and 409 transitions. [2020-09-04 15:42:41,367 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:42:41,367 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 409 transitions. [2020-09-04 15:42:41,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 15:42:41,370 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:41,370 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] [2020-09-04 15:42:41,370 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 15:42:41,370 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:41,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:41,371 INFO L82 PathProgramCache]: Analyzing trace with hash -1630521046, now seen corresponding path program 1 times [2020-09-04 15:42:41,371 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:41,371 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1943175835] [2020-09-04 15:42:41,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:41,374 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,728 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:41,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:42:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:42:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:41,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:42:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:42:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 15:42:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:41,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 15:42:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:42,003 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 15:42:42,008 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1943175835] [2020-09-04 15:42:42,009 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:42,009 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 15:42:42,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902027306] [2020-09-04 15:42:42,010 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 15:42:42,011 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:42,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 15:42:42,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-09-04 15:42:42,012 INFO L87 Difference]: Start difference. First operand 380 states and 409 transitions. Second operand 13 states. [2020-09-04 15:42:42,615 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:42,917 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:42:43,222 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:43,518 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:42:43,801 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:44,908 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:45,184 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:42:45,481 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:45,800 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:42:46,102 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:47,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:47,134 INFO L93 Difference]: Finished difference Result 718 states and 816 transitions. [2020-09-04 15:42:47,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 15:42:47,134 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 208 [2020-09-04 15:42:47,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:47,137 INFO L225 Difference]: With dead ends: 718 [2020-09-04 15:42:47,137 INFO L226 Difference]: Without dead ends: 453 [2020-09-04 15:42:47,139 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 35 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 15:42:47,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2020-09-04 15:42:47,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 386. [2020-09-04 15:42:47,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2020-09-04 15:42:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 415 transitions. [2020-09-04 15:42:47,232 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 415 transitions. Word has length 208 [2020-09-04 15:42:47,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:47,232 INFO L479 AbstractCegarLoop]: Abstraction has 386 states and 415 transitions. [2020-09-04 15:42:47,232 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 15:42:47,233 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 415 transitions. [2020-09-04 15:42:47,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 15:42:47,234 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:47,235 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] [2020-09-04 15:42:47,235 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 15:42:47,235 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:47,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:47,235 INFO L82 PathProgramCache]: Analyzing trace with hash -940026905, now seen corresponding path program 1 times [2020-09-04 15:42:47,236 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:47,236 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [251778141] [2020-09-04 15:42:47,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:47,238 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,594 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:47,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:47,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:47,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:42:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:42:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:42:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:42:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 15:42:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 15:42:47,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:47,816 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 15:42:47,817 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [251778141] [2020-09-04 15:42:47,817 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:47,817 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 15:42:47,818 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509324744] [2020-09-04 15:42:47,818 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 15:42:47,818 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:47,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 15:42:47,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 15:42:47,819 INFO L87 Difference]: Start difference. First operand 386 states and 415 transitions. Second operand 7 states. [2020-09-04 15:42:48,304 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:42:48,948 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:42:51,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:51,002 INFO L93 Difference]: Finished difference Result 969 states and 1122 transitions. [2020-09-04 15:42:51,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 15:42:51,003 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 208 [2020-09-04 15:42:51,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:51,008 INFO L225 Difference]: With dead ends: 969 [2020-09-04 15:42:51,008 INFO L226 Difference]: Without dead ends: 698 [2020-09-04 15:42:51,009 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-09-04 15:42:51,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2020-09-04 15:42:51,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 629. [2020-09-04 15:42:51,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 629 states. [2020-09-04 15:42:51,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 629 states and 695 transitions. [2020-09-04 15:42:51,200 INFO L78 Accepts]: Start accepts. Automaton has 629 states and 695 transitions. Word has length 208 [2020-09-04 15:42:51,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:51,201 INFO L479 AbstractCegarLoop]: Abstraction has 629 states and 695 transitions. [2020-09-04 15:42:51,201 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 15:42:51,201 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 695 transitions. [2020-09-04 15:42:51,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-09-04 15:42:51,206 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:51,206 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] [2020-09-04 15:42:51,206 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 15:42:51,207 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:51,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:51,207 INFO L82 PathProgramCache]: Analyzing trace with hash -492871093, now seen corresponding path program 1 times [2020-09-04 15:42:51,207 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:51,208 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1644169143] [2020-09-04 15:42:51,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:51,211 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,645 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:51,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:42:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-04 15:42:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-04 15:42:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:42:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:42:51,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-09-04 15:42:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-09-04 15:42:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:51,960 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 15:42:51,961 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1644169143] [2020-09-04 15:42:51,961 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:51,961 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 15:42:51,961 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574319792] [2020-09-04 15:42:51,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 15:42:51,962 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:51,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 15:42:51,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-04 15:42:51,963 INFO L87 Difference]: Start difference. First operand 629 states and 695 transitions. Second operand 14 states. [2020-09-04 15:42:52,789 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 15:42:53,692 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:42:55,491 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 15:42:56,108 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 15:42:56,472 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:56,774 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:42:57,350 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 15:42:57,637 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:57,980 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:42:58,273 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:59,915 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:00,198 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:00,506 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:43:01,156 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 15:43:02,691 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 15:43:03,283 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 15:43:03,882 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 15:43:04,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:43:04,281 INFO L93 Difference]: Finished difference Result 1698 states and 1959 transitions. [2020-09-04 15:43:04,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-09-04 15:43:04,282 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 213 [2020-09-04 15:43:04,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:43:04,288 INFO L225 Difference]: With dead ends: 1698 [2020-09-04 15:43:04,289 INFO L226 Difference]: Without dead ends: 1287 [2020-09-04 15:43:04,291 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 615 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=499, Invalid=1853, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 15:43:04,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1287 states. [2020-09-04 15:43:04,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1287 to 1110. [2020-09-04 15:43:04,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1110 states. [2020-09-04 15:43:04,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 1110 states and 1217 transitions. [2020-09-04 15:43:04,687 INFO L78 Accepts]: Start accepts. Automaton has 1110 states and 1217 transitions. Word has length 213 [2020-09-04 15:43:04,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:43:04,688 INFO L479 AbstractCegarLoop]: Abstraction has 1110 states and 1217 transitions. [2020-09-04 15:43:04,688 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 15:43:04,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1217 transitions. [2020-09-04 15:43:04,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-09-04 15:43:04,691 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:43:04,691 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] [2020-09-04 15:43:04,692 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 15:43:04,692 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:43:04,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:43:04,692 INFO L82 PathProgramCache]: Analyzing trace with hash -1532128812, now seen corresponding path program 1 times [2020-09-04 15:43:04,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:43:04,693 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1456783969] [2020-09-04 15:43:04,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:43:04,747 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:43:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,144 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:43:05,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:43:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:43:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:43:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:43:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:43:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:43:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:43:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:43:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:05,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:05,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:05,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:43:05,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:05,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-09-04 15:43:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-09-04 15:43:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2020-09-04 15:43:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:43:05,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:43:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2020-09-04 15:43:05,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-09-04 15:43:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:05,596 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 15:43:05,597 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1456783969] [2020-09-04 15:43:05,597 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:43:05,597 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:43:05,597 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935478417] [2020-09-04 15:43:05,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:43:05,598 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:43:05,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:43:05,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:43:05,599 INFO L87 Difference]: Start difference. First operand 1110 states and 1217 transitions. Second operand 18 states. [2020-09-04 15:43:06,196 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:43:06,629 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:43:06,979 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:43:07,331 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:43:07,682 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:43:08,050 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:43:09,075 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:43:09,471 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:43:09,817 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:10,458 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 15:43:11,501 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:12,144 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:43:12,579 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 15:43:14,108 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:43:14,756 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:43:15,116 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:43:15,755 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 15:43:16,222 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:17,125 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:43:17,814 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:43:18,212 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:43:18,979 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 15:43:19,644 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 15:43:20,888 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 15:43:21,271 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:43:22,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:43:22,300 INFO L93 Difference]: Finished difference Result 2354 states and 2641 transitions. [2020-09-04 15:43:22,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2020-09-04 15:43:22,301 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 295 [2020-09-04 15:43:22,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:43:22,310 INFO L225 Difference]: With dead ends: 2354 [2020-09-04 15:43:22,310 INFO L226 Difference]: Without dead ends: 1457 [2020-09-04 15:43:22,314 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1135 ImplicationChecksByTransitivity, 11.1s TimeCoverageRelationStatistics Valid=824, Invalid=3598, Unknown=0, NotChecked=0, Total=4422 [2020-09-04 15:43:22,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1457 states. [2020-09-04 15:43:22,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1457 to 1321. [2020-09-04 15:43:22,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1321 states. [2020-09-04 15:43:22,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 1321 states and 1456 transitions. [2020-09-04 15:43:22,777 INFO L78 Accepts]: Start accepts. Automaton has 1321 states and 1456 transitions. Word has length 295 [2020-09-04 15:43:22,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:43:22,778 INFO L479 AbstractCegarLoop]: Abstraction has 1321 states and 1456 transitions. [2020-09-04 15:43:22,778 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:43:22,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1456 transitions. [2020-09-04 15:43:22,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2020-09-04 15:43:22,785 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:43:22,785 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 15:43:22,785 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 15:43:22,786 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:43:22,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:43:22,786 INFO L82 PathProgramCache]: Analyzing trace with hash -574934154, now seen corresponding path program 1 times [2020-09-04 15:43:22,786 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:43:22,787 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [13435727] [2020-09-04 15:43:22,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:43:22,814 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:43:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,266 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:43:23,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:43:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:43:23,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:43:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:43:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:43:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:43:23,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:43:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:43:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:43:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:43:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:43:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:43:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:43:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:43:23,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:43:23,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2020-09-04 15:43:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:43:23,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:43:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:43:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:43:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:43:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2020-09-04 15:43:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 15:43:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2020-09-04 15:43:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2020-09-04 15:43:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2020-09-04 15:43:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:23,910 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 15:43:23,911 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [13435727] [2020-09-04 15:43:23,911 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:43:23,911 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 15:43:23,912 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929769350] [2020-09-04 15:43:23,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 15:43:23,913 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:43:23,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 15:43:23,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:43:23,914 INFO L87 Difference]: Start difference. First operand 1321 states and 1456 transitions. Second operand 16 states. [2020-09-04 15:43:26,169 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:43:26,488 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:26,816 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:27,158 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:43:27,463 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:27,755 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:29,716 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:30,040 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:43:31,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:43:31,305 INFO L93 Difference]: Finished difference Result 3305 states and 3764 transitions. [2020-09-04 15:43:31,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-04 15:43:31,308 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 461 [2020-09-04 15:43:31,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:43:31,319 INFO L225 Difference]: With dead ends: 3305 [2020-09-04 15:43:31,320 INFO L226 Difference]: Without dead ends: 1978 [2020-09-04 15:43:31,324 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 99 SyntacticMatches, 6 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 15:43:31,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2020-09-04 15:43:32,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1691. [2020-09-04 15:43:32,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1691 states. [2020-09-04 15:43:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1691 states and 1898 transitions. [2020-09-04 15:43:32,262 INFO L78 Accepts]: Start accepts. Automaton has 1691 states and 1898 transitions. Word has length 461 [2020-09-04 15:43:32,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:43:32,263 INFO L479 AbstractCegarLoop]: Abstraction has 1691 states and 1898 transitions. [2020-09-04 15:43:32,263 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 15:43:32,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 1898 transitions. [2020-09-04 15:43:32,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2020-09-04 15:43:32,270 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:43:32,271 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:43:32,271 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 15:43:32,271 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:43:32,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:43:32,271 INFO L82 PathProgramCache]: Analyzing trace with hash -2084375943, now seen corresponding path program 1 times [2020-09-04 15:43:32,272 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:43:32,272 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1555694304] [2020-09-04 15:43:32,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:43:32,295 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:43:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,705 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:43:32,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:32,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:43:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:43:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:43:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:43:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:43:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:43:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:43:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:32,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:43:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:43:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:43:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:32,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:43:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:43:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:43:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:43:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:32,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:43:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:43:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-09-04 15:43:33,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:43:33,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:43:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:43:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:43:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:43:33,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2020-09-04 15:43:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2020-09-04 15:43:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:33,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 15:43:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2020-09-04 15:43:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:33,257 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 15:43:33,257 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1555694304] [2020-09-04 15:43:33,257 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:43:33,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:43:33,258 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419987013] [2020-09-04 15:43:33,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:43:33,259 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:43:33,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:43:33,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:43:33,260 INFO L87 Difference]: Start difference. First operand 1691 states and 1898 transitions. Second operand 18 states. [2020-09-04 15:43:33,876 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:34,323 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:34,647 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:43:34,967 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:35,342 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:43:35,652 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:36,629 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:36,962 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:38,085 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:38,649 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:39,027 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:39,387 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:40,224 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:40,566 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:41,616 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:41,956 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:42,266 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:43,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:43:43,322 INFO L93 Difference]: Finished difference Result 3150 states and 3577 transitions. [2020-09-04 15:43:43,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-09-04 15:43:43,323 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 467 [2020-09-04 15:43:43,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:43:43,333 INFO L225 Difference]: With dead ends: 3150 [2020-09-04 15:43:43,333 INFO L226 Difference]: Without dead ends: 1704 [2020-09-04 15:43:43,338 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 498 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=441, Invalid=1815, Unknown=0, NotChecked=0, Total=2256 [2020-09-04 15:43:43,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1704 states. [2020-09-04 15:43:44,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1704 to 1627. [2020-09-04 15:43:44,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1627 states. [2020-09-04 15:43:44,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1627 states and 1807 transitions. [2020-09-04 15:43:44,251 INFO L78 Accepts]: Start accepts. Automaton has 1627 states and 1807 transitions. Word has length 467 [2020-09-04 15:43:44,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:43:44,252 INFO L479 AbstractCegarLoop]: Abstraction has 1627 states and 1807 transitions. [2020-09-04 15:43:44,252 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:43:44,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1807 transitions. [2020-09-04 15:43:44,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2020-09-04 15:43:44,261 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:43:44,262 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:43:44,262 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 15:43:44,262 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:43:44,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:43:44,263 INFO L82 PathProgramCache]: Analyzing trace with hash -499190700, now seen corresponding path program 1 times [2020-09-04 15:43:44,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:43:44,270 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [814017223] [2020-09-04 15:43:44,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:43:44,294 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:43:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,799 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:43:44,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:43:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:43:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:43:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:43:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:43:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:43:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:43:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:43:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:43:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:44,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:44,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:43:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:43:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:43:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:43:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:43:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:43:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:45,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:43:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2020-09-04 15:43:45,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:43:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:43:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:43:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:43:45,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:43:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2020-09-04 15:43:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2020-09-04 15:43:45,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2020-09-04 15:43:45,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:45,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2020-09-04 15:43:45,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-09-04 15:43:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:45,647 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 15:43:45,648 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [814017223] [2020-09-04 15:43:45,648 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:43:45,648 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 15:43:45,648 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831326216] [2020-09-04 15:43:45,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 15:43:45,651 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:43:45,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 15:43:45,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:43:45,652 INFO L87 Difference]: Start difference. First operand 1627 states and 1807 transitions. Second operand 16 states. [2020-09-04 15:43:46,259 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:47,533 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:43:51,097 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:51,536 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:43:51,978 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:52,495 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:52,903 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:43:53,327 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:43:53,598 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:53,939 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:43:54,265 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:54,603 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:54,933 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:43:55,257 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:55,884 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 15:43:56,217 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:43:56,814 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 15:43:57,173 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:57,557 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:43:57,907 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:43:59,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:43:59,610 INFO L93 Difference]: Finished difference Result 4491 states and 5081 transitions. [2020-09-04 15:43:59,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-09-04 15:43:59,611 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 472 [2020-09-04 15:43:59,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:43:59,627 INFO L225 Difference]: With dead ends: 4491 [2020-09-04 15:43:59,628 INFO L226 Difference]: Without dead ends: 2992 [2020-09-04 15:43:59,634 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 108 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 545 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=490, Invalid=1960, Unknown=0, NotChecked=0, Total=2450 [2020-09-04 15:43:59,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2992 states. [2020-09-04 15:44:01,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2992 to 2900. [2020-09-04 15:44:01,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2900 states. [2020-09-04 15:44:01,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 2900 states and 3191 transitions. [2020-09-04 15:44:01,026 INFO L78 Accepts]: Start accepts. Automaton has 2900 states and 3191 transitions. Word has length 472 [2020-09-04 15:44:01,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:44:01,027 INFO L479 AbstractCegarLoop]: Abstraction has 2900 states and 3191 transitions. [2020-09-04 15:44:01,027 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 15:44:01,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2900 states and 3191 transitions. [2020-09-04 15:44:01,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2020-09-04 15:44:01,036 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:44:01,036 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:44:01,037 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 15:44:01,037 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:44:01,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:44:01,037 INFO L82 PathProgramCache]: Analyzing trace with hash 875442095, now seen corresponding path program 1 times [2020-09-04 15:44:01,038 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:44:01,038 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1738532135] [2020-09-04 15:44:01,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:44:01,057 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:44:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,451 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:44:01,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:44:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:44:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:44:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:44:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:44:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:44:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:44:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 15:44:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:44:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:44:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-04 15:44:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:01,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:01,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:44:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:01,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:44:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:44:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:44:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:01,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2020-09-04 15:44:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:02,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:02,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-09-04 15:44:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:02,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:02,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:02,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:02,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:02,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2020-09-04 15:44:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:02,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2020-09-04 15:44:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:02,127 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 15:44:02,128 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1738532135] [2020-09-04 15:44:02,128 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:44:02,128 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-09-04 15:44:02,128 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209740366] [2020-09-04 15:44:02,129 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 15:44:02,129 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:44:02,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 15:44:02,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-09-04 15:44:02,130 INFO L87 Difference]: Start difference. First operand 2900 states and 3191 transitions. Second operand 22 states. [2020-09-04 15:44:02,846 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:03,310 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:44:03,656 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:44:04,003 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:04,344 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:44:04,673 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:05,783 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:09,565 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:09,913 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:10,283 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:10,623 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:10,954 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:11,295 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:11,613 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:11,963 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:12,297 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:12,681 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:13,026 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:13,381 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:14,012 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:44:14,656 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:44:15,251 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:44:16,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:44:16,864 INFO L93 Difference]: Finished difference Result 5488 states and 6135 transitions. [2020-09-04 15:44:16,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-09-04 15:44:16,865 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 473 [2020-09-04 15:44:16,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:44:16,880 INFO L225 Difference]: With dead ends: 5488 [2020-09-04 15:44:16,881 INFO L226 Difference]: Without dead ends: 2944 [2020-09-04 15:44:16,889 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 106 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1058 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=814, Invalid=3608, Unknown=0, NotChecked=0, Total=4422 [2020-09-04 15:44:16,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2944 states. [2020-09-04 15:44:18,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2944 to 2699. [2020-09-04 15:44:18,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2699 states. [2020-09-04 15:44:18,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 2967 transitions. [2020-09-04 15:44:18,113 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 2967 transitions. Word has length 473 [2020-09-04 15:44:18,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:44:18,113 INFO L479 AbstractCegarLoop]: Abstraction has 2699 states and 2967 transitions. [2020-09-04 15:44:18,113 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 15:44:18,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 2967 transitions. [2020-09-04 15:44:18,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2020-09-04 15:44:18,121 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:44:18,121 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:44:18,122 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 15:44:18,122 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:44:18,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:44:18,122 INFO L82 PathProgramCache]: Analyzing trace with hash 14073029, now seen corresponding path program 1 times [2020-09-04 15:44:18,122 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:44:18,123 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [947464182] [2020-09-04 15:44:18,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:44:18,146 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:44:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,563 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:44:18,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:44:18,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:44:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:44:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:44:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:44:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:44:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:44:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:44:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:44:18,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:44:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:18,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:18,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:18,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:44:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:44:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 15:44:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:44:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:18,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:18,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:44:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:19,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:19,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2020-09-04 15:44:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:19,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2020-09-04 15:44:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:19,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:19,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2020-09-04 15:44:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:19,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:19,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:19,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:19,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:19,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:19,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2020-09-04 15:44:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:19,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 15:44:19,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:19,300 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 15:44:19,301 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [947464182] [2020-09-04 15:44:19,301 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:44:19,301 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:44:19,301 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362671262] [2020-09-04 15:44:19,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:44:19,302 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:44:19,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:44:19,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:44:19,303 INFO L87 Difference]: Start difference. First operand 2699 states and 2967 transitions. Second operand 18 states. [2020-09-04 15:44:19,876 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:22,333 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:22,747 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:23,373 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 15:44:23,693 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:44:24,309 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:44:24,635 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:44:25,224 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 15:44:25,564 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:25,909 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:26,225 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:26,529 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:29,018 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:29,358 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:32,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:44:32,134 INFO L93 Difference]: Finished difference Result 5446 states and 6176 transitions. [2020-09-04 15:44:32,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-09-04 15:44:32,135 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 477 [2020-09-04 15:44:32,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:44:32,153 INFO L225 Difference]: With dead ends: 5446 [2020-09-04 15:44:32,153 INFO L226 Difference]: Without dead ends: 3846 [2020-09-04 15:44:32,159 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 120 SyntacticMatches, 8 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1096 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=712, Invalid=3194, Unknown=0, NotChecked=0, Total=3906 [2020-09-04 15:44:32,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3846 states. [2020-09-04 15:44:33,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3846 to 3214. [2020-09-04 15:44:33,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3214 states. [2020-09-04 15:44:33,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 3520 transitions. [2020-09-04 15:44:33,356 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 3520 transitions. Word has length 477 [2020-09-04 15:44:33,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:44:33,356 INFO L479 AbstractCegarLoop]: Abstraction has 3214 states and 3520 transitions. [2020-09-04 15:44:33,356 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:44:33,357 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 3520 transitions. [2020-09-04 15:44:33,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2020-09-04 15:44:33,364 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:44:33,364 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:44:33,365 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 15:44:33,365 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:44:33,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:44:33,365 INFO L82 PathProgramCache]: Analyzing trace with hash -396508598, now seen corresponding path program 1 times [2020-09-04 15:44:33,365 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:44:33,366 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [279770425] [2020-09-04 15:44:33,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:44:33,383 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:44:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,816 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:44:33,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:44:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:44:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:44:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:44:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:44:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:44:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:44:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:44:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:33,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:44:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:44:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:34,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:44:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:44:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 15:44:34,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:44:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:34,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:34,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:34,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:44:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:44:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2020-09-04 15:44:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2020-09-04 15:44:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2020-09-04 15:44:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:34,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:34,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2020-09-04 15:44:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2020-09-04 15:44:34,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:34,461 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 15:44:34,461 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [279770425] [2020-09-04 15:44:34,461 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:44:34,462 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:44:34,462 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2496173] [2020-09-04 15:44:34,462 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:44:34,462 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:44:34,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:44:34,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:44:34,463 INFO L87 Difference]: Start difference. First operand 3214 states and 3520 transitions. Second operand 18 states. [2020-09-04 15:44:35,117 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:36,930 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:38,054 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:38,409 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:39,056 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 15:44:39,400 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:40,039 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 15:44:40,377 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:40,981 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 15:44:41,633 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 15:44:42,317 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:44:42,939 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 15:44:43,244 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:45,790 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:46,133 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:47,024 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:48,250 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:48,603 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:49,244 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:44:49,563 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:44:50,208 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:44:50,533 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:44:51,143 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:44:51,502 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:44:51,890 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:44:52,315 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:44:56,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:44:56,713 INFO L93 Difference]: Finished difference Result 6983 states and 7960 transitions. [2020-09-04 15:44:56,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2020-09-04 15:44:56,713 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 488 [2020-09-04 15:44:56,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:44:56,737 INFO L225 Difference]: With dead ends: 6983 [2020-09-04 15:44:56,737 INFO L226 Difference]: Without dead ends: 5095 [2020-09-04 15:44:56,746 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 141 SyntacticMatches, 7 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2989 ImplicationChecksByTransitivity, 12.7s TimeCoverageRelationStatistics Valid=1471, Invalid=7271, Unknown=0, NotChecked=0, Total=8742 [2020-09-04 15:44:56,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2020-09-04 15:44:58,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3933. [2020-09-04 15:44:58,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3933 states. [2020-09-04 15:44:58,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 3933 states and 4291 transitions. [2020-09-04 15:44:58,142 INFO L78 Accepts]: Start accepts. Automaton has 3933 states and 4291 transitions. Word has length 488 [2020-09-04 15:44:58,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:44:58,143 INFO L479 AbstractCegarLoop]: Abstraction has 3933 states and 4291 transitions. [2020-09-04 15:44:58,143 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:44:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 3933 states and 4291 transitions. [2020-09-04 15:44:58,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2020-09-04 15:44:58,154 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:44:58,154 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 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, 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, 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] [2020-09-04 15:44:58,154 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 15:44:58,155 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:44:58,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:44:58,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1113999092, now seen corresponding path program 2 times [2020-09-04 15:44:58,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:44:58,156 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [416408544] [2020-09-04 15:44:58,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:44:58,168 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:44:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,598 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:44:58,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:44:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:44:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:44:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:44:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:44:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:44:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:44:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:44:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:58,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:44:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:44:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:58,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:44:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:44:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-09-04 15:44:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:44:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:58,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:44:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:44:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2020-09-04 15:44:58,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 15:44:58,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:58,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:44:58,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:58,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:59,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2020-09-04 15:44:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:59,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:59,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2020-09-04 15:44:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:59,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:59,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:59,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:59,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:59,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:59,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2020-09-04 15:44:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:59,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2020-09-04 15:44:59,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:59,257 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 15:44:59,257 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [416408544] [2020-09-04 15:44:59,257 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:44:59,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 15:44:59,258 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385117054] [2020-09-04 15:44:59,258 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 15:44:59,258 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:44:59,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 15:44:59,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2020-09-04 15:44:59,259 INFO L87 Difference]: Start difference. First operand 3933 states and 4291 transitions. Second operand 17 states. [2020-09-04 15:44:59,896 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:00,853 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:01,765 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:02,779 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:45:03,108 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:45:03,755 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 15:45:04,080 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:45:04,705 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:45:05,025 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:45:05,629 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 15:45:09,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:45:09,396 INFO L93 Difference]: Finished difference Result 6916 states and 7723 transitions. [2020-09-04 15:45:09,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-09-04 15:45:09,397 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 571 [2020-09-04 15:45:09,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:45:09,418 INFO L225 Difference]: With dead ends: 6916 [2020-09-04 15:45:09,418 INFO L226 Difference]: Without dead ends: 4356 [2020-09-04 15:45:09,426 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 138 SyntacticMatches, 4 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 813 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=603, Invalid=2259, Unknown=0, NotChecked=0, Total=2862 [2020-09-04 15:45:09,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4356 states. [2020-09-04 15:45:10,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4356 to 3709. [2020-09-04 15:45:10,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3709 states. [2020-09-04 15:45:10,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 3709 states and 4004 transitions. [2020-09-04 15:45:10,745 INFO L78 Accepts]: Start accepts. Automaton has 3709 states and 4004 transitions. Word has length 571 [2020-09-04 15:45:10,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:45:10,746 INFO L479 AbstractCegarLoop]: Abstraction has 3709 states and 4004 transitions. [2020-09-04 15:45:10,746 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 15:45:10,746 INFO L276 IsEmpty]: Start isEmpty. Operand 3709 states and 4004 transitions. [2020-09-04 15:45:10,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2020-09-04 15:45:10,753 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:45:10,753 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:45:10,753 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 15:45:10,754 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:45:10,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:45:10,754 INFO L82 PathProgramCache]: Analyzing trace with hash 839115031, now seen corresponding path program 2 times [2020-09-04 15:45:10,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:45:10,754 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [546553817] [2020-09-04 15:45:10,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:45:10,769 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:45:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,141 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:45:11,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:45:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:45:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:45:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:45:11,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:45:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:45:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:45:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:45:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:45:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:45:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:45:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:11,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-09-04 15:45:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:45:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:11,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:45:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2020-09-04 15:45:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 15:45:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:45:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2020-09-04 15:45:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2020-09-04 15:45:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2020-09-04 15:45:11,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2020-09-04 15:45:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 15:45:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:11,636 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 15:45:11,636 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [546553817] [2020-09-04 15:45:11,636 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:45:11,636 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 15:45:11,636 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510627813] [2020-09-04 15:45:11,637 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 15:45:11,637 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:45:11,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 15:45:11,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2020-09-04 15:45:11,637 INFO L87 Difference]: Start difference. First operand 3709 states and 4004 transitions. Second operand 14 states. [2020-09-04 15:45:12,251 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:13,077 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:13,923 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:45:16,852 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:20,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:45:20,178 INFO L93 Difference]: Finished difference Result 7324 states and 8140 transitions. [2020-09-04 15:45:20,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2020-09-04 15:45:20,179 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 586 [2020-09-04 15:45:20,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:45:20,197 INFO L225 Difference]: With dead ends: 7324 [2020-09-04 15:45:20,197 INFO L226 Difference]: Without dead ends: 4988 [2020-09-04 15:45:20,204 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 154 SyntacticMatches, 5 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1077 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=659, Invalid=2763, Unknown=0, NotChecked=0, Total=3422 [2020-09-04 15:45:20,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4988 states. [2020-09-04 15:45:21,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4988 to 4185. [2020-09-04 15:45:21,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4185 states. [2020-09-04 15:45:21,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 4185 states and 4515 transitions. [2020-09-04 15:45:21,578 INFO L78 Accepts]: Start accepts. Automaton has 4185 states and 4515 transitions. Word has length 586 [2020-09-04 15:45:21,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:45:21,578 INFO L479 AbstractCegarLoop]: Abstraction has 4185 states and 4515 transitions. [2020-09-04 15:45:21,579 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 15:45:21,579 INFO L276 IsEmpty]: Start isEmpty. Operand 4185 states and 4515 transitions. [2020-09-04 15:45:21,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2020-09-04 15:45:21,588 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:45:21,588 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:45:21,589 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 15:45:21,589 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:45:21,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:45:21,589 INFO L82 PathProgramCache]: Analyzing trace with hash 1990582196, now seen corresponding path program 1 times [2020-09-04 15:45:21,589 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:45:21,590 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [750596105] [2020-09-04 15:45:21,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:45:21,603 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:45:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,144 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:45:22,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:45:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:45:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:45:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:45:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:45:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:45:22,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:45:22,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:45:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:45:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:45:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:22,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:45:22,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 15:45:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:45:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:22,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:45:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2020-09-04 15:45:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-09-04 15:45:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:45:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:45:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2020-09-04 15:45:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2020-09-04 15:45:22,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2020-09-04 15:45:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2020-09-04 15:45:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 15:45:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:22,737 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 15:45:22,737 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [750596105] [2020-09-04 15:45:22,737 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:45:22,737 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 15:45:22,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311454910] [2020-09-04 15:45:22,738 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 15:45:22,738 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:45:22,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 15:45:22,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:45:22,739 INFO L87 Difference]: Start difference. First operand 4185 states and 4515 transitions. Second operand 16 states. [2020-09-04 15:45:23,369 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:24,303 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:25,213 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:26,169 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:45:26,498 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:45:26,870 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:45:27,193 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:45:27,545 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:45:27,883 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:45:28,200 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:45:31,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:45:31,556 INFO L93 Difference]: Finished difference Result 7078 states and 7754 transitions. [2020-09-04 15:45:31,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-09-04 15:45:31,556 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 586 [2020-09-04 15:45:31,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:45:31,559 INFO L225 Difference]: With dead ends: 7078 [2020-09-04 15:45:31,559 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 15:45:31,572 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 148 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 688 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=563, Invalid=1987, Unknown=0, NotChecked=0, Total=2550 [2020-09-04 15:45:31,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 15:45:31,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 15:45:31,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 15:45:31,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 15:45:31,573 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 586 [2020-09-04 15:45:31,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:45:31,573 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 15:45:31,573 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 15:45:31,573 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 15:45:31,574 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 15:45:31,574 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-09-04 15:45:31,576 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 15:45:32,849 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2020-09-04 15:45:33,789 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 15:45:33,969 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:45:34,346 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:45:35,228 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 15:45:35,786 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 15:45:36,322 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 15:45:36,499 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:45:36,870 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 15:45:37,046 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:45:38,118 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 222 DAG size of output: 210 [2020-09-04 15:45:38,487 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:45:38,663 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:45:38,845 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:45:39,191 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:45:39,550 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:45:39,733 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:45:40,088 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:45:40,459 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:45:40,800 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 15:45:40,972 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:45:41,337 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:45:41,864 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 15:45:42,218 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:45:42,584 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 15:45:43,827 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 220 DAG size of output: 207 [2020-09-04 15:45:44,012 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:45:44,186 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:45:44,531 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:45:44,717 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:45:45,836 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 222 DAG size of output: 211 [2020-09-04 15:45:46,016 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:45:46,382 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:45:46,554 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:45:46,912 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:45:47,248 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 15:45:47,711 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 15:45:48,094 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 15:45:48,709 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 15:45:49,073 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:45:49,438 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:45:49,793 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:45:50,148 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:45:50,340 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:45:51,059 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:45:51,832 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:45:52,194 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:45:52,380 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:45:52,735 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:45:53,100 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:45:53,448 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:45:53,810 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:45:54,530 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:45:54,891 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:45:55,239 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:45:55,999 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:45:56,621 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 15:45:56,983 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:45:57,351 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:45:57,710 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:45:58,429 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:45:58,784 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:45:59,413 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2020-09-04 15:46:00,261 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:46:00,903 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 15:46:01,262 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:46:01,620 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:46:01,979 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:46:02,181 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:46:02,359 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:46:02,535 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:46:02,883 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:46:03,059 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:46:03,408 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:46:03,598 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:46:03,950 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:46:04,122 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:46:04,313 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:46:04,668 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:46:04,855 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:46:05,033 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:46:05,387 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:46:05,729 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:46:05,906 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:46:06,084 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:46:06,270 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:46:06,460 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:46:06,642 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:46:06,829 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:46:07,188 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:46:07,546 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:46:07,894 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:46:08,087 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:46:08,260 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:46:08,611 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:46:08,792 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:46:16,837 WARN L193 SmtUtils]: Spent 8.04 s on a formula simplification. DAG size of input: 675 DAG size of output: 497 [2020-09-04 15:46:17,467 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 15:46:17,974 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 15:46:18,473 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 15:46:18,967 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 15:46:19,461 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 15:46:19,763 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-04 15:46:20,818 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 230 DAG size of output: 202 [2020-09-04 15:46:22,450 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 232 DAG size of output: 216 [2020-09-04 15:46:22,944 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 15:46:23,240 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 198 [2020-09-04 15:46:23,739 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 15:46:24,243 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 15:46:24,787 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 15:46:25,289 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 15:46:26,350 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 230 DAG size of output: 202 [2020-09-04 15:46:26,852 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 15:46:27,335 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 15:46:28,957 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 232 DAG size of output: 216 [2020-09-04 15:46:29,596 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2020-09-04 15:46:30,102 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 15:46:36,237 WARN L193 SmtUtils]: Spent 6.13 s on a formula simplification. DAG size of input: 521 DAG size of output: 374 [2020-09-04 15:46:39,498 WARN L193 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 498 DAG size of output: 334 [2020-09-04 15:46:47,482 WARN L193 SmtUtils]: Spent 7.98 s on a formula simplification. DAG size of input: 675 DAG size of output: 497 [2020-09-04 15:46:55,480 WARN L193 SmtUtils]: Spent 8.00 s on a formula simplification. DAG size of input: 675 DAG size of output: 495 [2020-09-04 15:46:55,887 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 15:46:56,270 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 15:46:56,660 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 15:46:57,050 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 15:46:57,443 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 15:46:57,833 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 15:46:58,224 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 15:46:58,616 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 15:46:59,020 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 15:46:59,411 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 15:46:59,805 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 15:47:00,193 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 15:47:00,587 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 15:47:01,001 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 15:47:01,386 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 15:47:01,794 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 15:47:02,177 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 15:47:02,570 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 15:47:02,950 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 15:47:03,345 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 15:47:03,733 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 15:47:04,132 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 15:47:04,516 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 15:47:04,905 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 15:47:05,294 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 15:47:05,668 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 15:47:06,057 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 15:47:06,450 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 15:47:06,856 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 15:47:07,239 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 15:47:07,647 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 15:47:08,026 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 15:47:08,413 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 15:47:08,808 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 15:47:09,157 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:47:09,549 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 15:47:09,940 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 15:47:10,329 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 15:47:10,717 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 15:47:11,111 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 15:47:11,527 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 15:47:11,912 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 15:47:12,321 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 15:47:12,702 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 15:47:13,095 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 15:47:13,476 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 15:47:13,871 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 15:47:14,257 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 15:47:14,657 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 15:47:15,040 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 15:47:15,429 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 15:47:15,818 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 15:47:16,192 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 15:47:16,581 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 15:47:16,974 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 15:47:17,382 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 15:47:17,762 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 15:47:18,170 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 15:47:18,549 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 15:47:18,936 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 15:47:19,338 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 15:47:19,736 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 15:47:20,142 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 15:47:20,538 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 15:47:20,941 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 15:47:21,350 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 15:47:21,772 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 15:47:22,165 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 15:47:22,589 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 15:47:22,985 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 15:47:23,392 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 15:47:23,787 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 15:47:24,189 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 15:47:24,592 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 236 [2020-09-04 15:47:25,006 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-09-04 15:47:25,405 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 15:47:25,812 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 15:47:26,216 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 15:47:26,604 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 15:47:27,006 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 15:47:27,414 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 15:47:27,827 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 15:47:28,223 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 15:47:28,646 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 15:47:29,033 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 15:47:29,435 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 15:47:29,845 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 15:47:35,867 WARN L193 SmtUtils]: Spent 6.02 s on a formula simplification. DAG size of input: 602 DAG size of output: 457 [2020-09-04 15:47:36,278 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:47:36,685 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 15:47:37,088 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 15:47:37,639 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 217 [2020-09-04 15:47:38,043 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 15:47:39,933 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 241 DAG size of output: 227 [2020-09-04 15:47:41,763 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 15:47:42,166 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 15:47:42,700 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 15:47:43,118 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:47:43,513 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 15:47:43,915 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 15:47:44,331 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:47:46,220 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 241 DAG size of output: 227 [2020-09-04 15:47:46,626 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 15:47:47,533 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 249 [2020-09-04 15:47:47,927 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 15:47:48,341 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:47:50,166 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 15:47:51,062 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 15:47:51,480 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 15:47:51,894 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:47:52,304 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 15:47:52,860 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 219 [2020-09-04 15:47:53,272 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:47:55,109 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 15:47:56,944 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 245 DAG size of output: 229 [2020-09-04 15:47:57,354 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 15:47:57,892 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 217 [2020-09-04 15:47:58,314 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 15:47:58,716 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 15:47:59,127 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:47:59,549 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 15:48:01,387 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 15:48:01,800 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:48:02,722 WARN L193 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 251 [2020-09-04 15:48:03,124 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 15:48:03,543 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 15:48:05,372 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 245 DAG size of output: 229 [2020-09-04 15:48:06,277 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 249 [2020-09-04 15:48:12,305 WARN L193 SmtUtils]: Spent 6.03 s on a formula simplification. DAG size of input: 602 DAG size of output: 457 [2020-09-04 15:48:12,667 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:13,025 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:13,746 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:48:14,101 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:48:14,730 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2020-09-04 15:48:15,496 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:48:16,132 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 15:48:16,491 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:48:16,849 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:17,208 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:17,396 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:17,573 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:17,749 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:18,097 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:48:18,273 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:18,622 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:18,804 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:48:19,153 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:19,325 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:48:19,515 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:48:19,871 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:48:20,058 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:48:20,231 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:48:20,586 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:48:20,927 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:48:21,104 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:21,281 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:21,467 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:48:21,656 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:48:21,838 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:22,025 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:48:22,384 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:22,743 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:23,091 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:23,281 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:48:23,455 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:48:23,804 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:23,988 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:24,342 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:24,700 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:24,885 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:48:25,243 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:25,591 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:25,952 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:48:26,137 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:26,477 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:48:26,838 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:27,197 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:27,548 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:27,874 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 15:48:28,050 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:48:28,407 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:48:28,596 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:48:28,955 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:30,084 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 15:48:30,440 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:48:30,802 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:48:31,421 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 15:48:32,567 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2020-09-04 15:48:32,924 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:33,101 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:33,457 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:48:34,079 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 15:48:34,569 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 15:48:34,742 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:48:35,088 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 15:48:35,442 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:48:36,863 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:48:37,206 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:37,384 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:37,983 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 15:48:38,154 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:48:38,332 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:39,754 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:48:40,095 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:40,446 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:48:40,620 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:48:42,086 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 15:48:42,259 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:48:44,281 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 15:48:44,631 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:44,980 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:45,338 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:46,654 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 15:48:46,825 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:48:47,434 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:48:47,896 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 199 [2020-09-04 15:48:48,398 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 15:48:48,896 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 15:48:49,258 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2020-09-04 15:48:49,429 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:48:49,756 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:48:50,180 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 15:48:50,791 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 15:48:51,109 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:48:51,284 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:48:51,646 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:48:51,983 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 200 [2020-09-04 15:48:52,330 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 15:48:52,686 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:48:53,038 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:48:54,419 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 15:48:55,024 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2020-09-04 15:48:55,201 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:48:55,564 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:55,730 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:48:56,090 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:56,286 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:48:56,476 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:48:56,653 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:56,831 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:57,007 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:57,355 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:48:57,531 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:57,874 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:48:58,222 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:48:58,399 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:58,754 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 15:48:58,930 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:48:59,101 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:48:59,273 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:48:59,660 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 15:49:00,039 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 15:49:00,419 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 15:49:00,792 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 15:49:01,171 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 15:49:01,577 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 15:49:01,954 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 15:49:02,356 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 15:49:02,724 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 15:49:03,101 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 15:49:03,467 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 15:49:03,855 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 15:49:04,227 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 15:49:04,611 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 15:49:04,980 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 15:49:05,354 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 15:49:05,728 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 15:49:06,090 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 15:49:06,472 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 15:49:06,850 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 15:49:07,247 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 15:49:07,614 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 15:49:08,007 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 15:49:08,379 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 15:49:08,750 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 15:49:09,131 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 15:49:09,319 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:49:09,508 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:49:10,228 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:49:10,424 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:49:10,614 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:49:11,375 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:49:11,792 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:49:12,198 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 15:49:12,602 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 15:49:13,152 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 217 [2020-09-04 15:49:13,556 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 15:49:15,449 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 241 DAG size of output: 227 [2020-09-04 15:49:17,280 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 15:49:17,683 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 15:49:18,217 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 15:49:18,630 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:49:19,025 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 15:49:19,428 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 15:49:19,843 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:49:21,739 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 241 DAG size of output: 227 [2020-09-04 15:49:22,144 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 15:49:23,052 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 249 [2020-09-04 15:49:23,448 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 15:49:23,860 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:49:25,691 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 15:49:26,584 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 15:49:26,974 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:49:27,203 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-09-04 15:49:27,622 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 15:49:28,031 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 15:49:28,452 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 15:49:28,848 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:49:29,248 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 15:49:29,638 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:49:30,058 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 15:49:30,471 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 15:49:31,130 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 15:49:31,513 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:49:31,938 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 15:49:32,172 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 15:49:32,594 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 15:49:34,177 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 245 DAG size of output: 244 [2020-09-04 15:49:34,595 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 15:49:35,021 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 15:49:35,969 WARN L193 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 15:49:37,576 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 247 DAG size of output: 246 [2020-09-04 15:49:37,989 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 15:49:38,208 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 15:49:38,625 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 15:49:39,585 WARN L193 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 236 [2020-09-04 15:49:40,439 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 234 [2020-09-04 15:49:40,655 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 15:49:41,066 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 15:49:41,778 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 15:49:43,602 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 15:49:44,004 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 15:49:44,225 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 15:49:45,203 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 236 [2020-09-04 15:49:45,417 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 15:49:45,638 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 15:49:47,458 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 15:49:47,859 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 15:49:48,271 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 15:49:48,487 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 15:49:50,307 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 15:49:50,689 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:49:52,459 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 15:49:52,869 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 15:49:53,277 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 15:49:53,697 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 15:49:55,484 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 249 DAG size of output: 247 [2020-09-04 15:49:55,698 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 15:49:56,689 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 238 [2020-09-04 15:49:57,717 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:58,437 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 216 [2020-09-04 15:49:59,152 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:49:59,878 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 15:50:00,258 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:50:00,914 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 15:50:01,790 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 236 [2020-09-04 15:50:02,589 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:50:03,118 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 216 [2020-09-04 15:50:03,336 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 15:50:03,759 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 15:50:04,430 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 15:50:04,942 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 15:50:05,360 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 15:50:05,774 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 15:50:07,633 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 251 DAG size of output: 250 [2020-09-04 15:50:08,438 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:50:08,825 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 15:50:09,220 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:50:09,592 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:50:10,013 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 15:50:10,253 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2020-09-04 15:50:10,658 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:50:11,051 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:50:11,440 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:50:11,661 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 15:50:12,070 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 15:50:12,289 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 15:50:12,692 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 15:50:13,100 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 15:50:13,488 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:50:14,202 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 15:50:14,421 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 15:50:14,802 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:50:15,016 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 15:50:15,754 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2020-09-04 15:50:16,395 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 15:50:17,029 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 15:50:17,660 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 15:50:18,290 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 15:50:18,617 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 200 [2020-09-04 15:50:20,108 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 236 DAG size of output: 202 [2020-09-04 15:50:21,598 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 238 DAG size of output: 203 [2020-09-04 15:50:22,228 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 15:50:22,546 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 198 [2020-09-04 15:50:23,175 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 15:50:23,814 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 15:50:24,431 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:50:25,068 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 15:50:26,560 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 236 DAG size of output: 202 [2020-09-04 15:50:27,195 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 15:50:27,812 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:50:29,297 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 238 DAG size of output: 203 [2020-09-04 15:50:30,048 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 243 [2020-09-04 15:50:30,690 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 15:50:31,040 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:50:31,395 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:50:31,736 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:50:32,078 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:50:32,433 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:50:32,781 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:50:33,126 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:50:33,485 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:50:33,836 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:50:34,189 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:50:34,536 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:50:34,885 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:50:35,236 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:50:35,591 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:50:35,968 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:50:36,154 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:50:36,343 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:50:36,529 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:50:36,715 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:50:37,090 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:50:37,272 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:50:37,651 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:50:38,031 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:50:38,223 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:50:38,407 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:50:38,600 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:50:38,793 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:50:39,165 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:50:39,356 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:50:39,737 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:50:40,450 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 238 [2020-09-04 15:50:41,049 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:50:41,639 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 15:50:42,228 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 15:50:42,815 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 15:50:43,128 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 200 [2020-09-04 15:50:44,442 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 233 DAG size of output: 202 [2020-09-04 15:50:45,908 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 235 DAG size of output: 203 [2020-09-04 15:50:46,495 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 15:50:46,807 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 198 [2020-09-04 15:50:47,395 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 15:50:47,992 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:50:48,567 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 15:50:49,162 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:50:50,478 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 233 DAG size of output: 202 [2020-09-04 15:50:51,070 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 15:50:51,646 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 15:50:53,106 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 235 DAG size of output: 203 [2020-09-04 15:50:53,826 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 240 [2020-09-04 15:50:54,425 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:50:54,954 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 214 [2020-09-04 15:50:55,481 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 209 [2020-09-04 15:50:56,123 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 15:50:56,664 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2020-09-04 15:50:57,862 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 251 DAG size of output: 242 [2020-09-04 15:50:59,277 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 15:50:59,672 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 15:51:00,969 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 15:51:01,605 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 15:51:02,133 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 214 [2020-09-04 15:51:03,267 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 253 DAG size of output: 244 [2020-09-04 15:51:03,879 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 211 [2020-09-04 15:51:04,274 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 15:51:04,682 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 15:51:06,083 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 15:51:06,613 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 212 [2020-09-04 15:51:06,817 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 209 [2020-09-04 15:51:07,401 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 212 [2020-09-04 15:51:07,952 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 211 [2020-09-04 15:51:08,341 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 15:51:09,626 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 15:51:09,831 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2020-09-04 15:51:10,363 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:51:10,766 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:51:11,546 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 210 [2020-09-04 15:51:11,946 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 15:51:12,621 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 209 [2020-09-04 15:51:13,442 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 211 [2020-09-04 15:51:14,272 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 211 [2020-09-04 15:51:14,673 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 15:51:15,075 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:51:15,478 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:51:15,698 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:51:15,906 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:51:16,114 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:51:16,506 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 15:51:16,713 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:51:17,106 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 15:51:17,313 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:51:17,706 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 15:51:17,908 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:51:18,132 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 15:51:18,545 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 15:51:18,772 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 15:51:18,980 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:51:19,380 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 15:51:19,765 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 15:51:19,973 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:51:20,182 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:51:20,400 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 15:51:20,623 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 15:51:20,837 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:51:21,056 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 15:51:21,459 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:51:21,862 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:51:22,254 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 15:51:22,474 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 15:51:22,678 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:51:23,072 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 15:51:23,291 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:51:23,662 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:51:24,010 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:51:24,372 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:51:24,717 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 15:51:25,061 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 15:51:25,418 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 15:51:25,775 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 15:51:26,515 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 15:51:26,867 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 15:51:27,583 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 15:51:28,326 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 15:51:28,709 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 29 [2020-09-04 15:51:29,095 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 15:51:29,978 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-09-04 15:51:30,706 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 15:51:31,431 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 15:51:32,155 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 15:51:32,864 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 15:51:33,605 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 15:51:33,955 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 15:51:34,847 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 234 [2020-09-04 15:51:35,571 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 15:51:35,922 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 15:51:36,272 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 31 [2020-09-04 15:51:37,014 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 15:51:37,375 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:51:38,798 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:51:38,974 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:51:39,150 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:51:40,159 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 15:51:41,149 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 15:51:41,509 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:51:42,001 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 15:51:42,489 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 15:51:43,099 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 205 [2020-09-04 15:51:43,707 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 205 [2020-09-04 15:51:45,131 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:51:46,558 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:51:46,914 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 15:51:47,106 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:51:48,528 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:51:48,698 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:51:49,231 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 15:51:49,572 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:51:49,920 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:51:50,101 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:51:51,058 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 15:51:52,015 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 15:51:52,189 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:51:52,361 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:51:52,710 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 15:51:53,240 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 15:51:53,586 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:51:55,013 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:51:56,439 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:51:56,801 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2020-09-04 15:51:57,163 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2020-09-04 15:51:57,512 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:51:57,677 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:51:59,106 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:51:59,277 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:51:59,449 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:51:59,790 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:52:00,185 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:52:00,382 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:52:00,580 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:52:00,777 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:52:00,974 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:52:01,362 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:52:01,554 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:52:01,947 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:52:02,342 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:52:02,544 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:52:02,737 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:52:02,941 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:52:03,144 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:52:03,531 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:52:03,733 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:52:04,130 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:52:07,256 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:52:07,622 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:52:08,558 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 15:52:08,894 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 15:52:09,359 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 15:52:09,739 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 15:52:10,902 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2020-09-04 15:52:11,244 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:52:12,314 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 222 DAG size of output: 210 [2020-09-04 15:52:12,664 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:52:13,039 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 15:52:13,599 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 15:52:14,480 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 15:52:15,016 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 15:52:15,370 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:52:16,611 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 220 DAG size of output: 207 [2020-09-04 15:52:16,955 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:52:17,295 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 15:52:17,822 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 15:52:18,924 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 222 DAG size of output: 211 [2020-09-04 15:52:19,094 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:52:19,460 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 15:52:20,791 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 15:52:21,893 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 222 DAG size of output: 211 [2020-09-04 15:52:22,772 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 15:52:23,298 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 15:52:23,834 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 15:52:24,199 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 15:52:24,370 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:52:24,539 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:52:24,911 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:52:25,253 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:52:26,184 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 15:52:27,346 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2020-09-04 15:52:27,728 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 15:52:28,794 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 222 DAG size of output: 210 [2020-09-04 15:52:29,130 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 15:52:29,593 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 15:52:29,943 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:52:30,318 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 15:52:30,876 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 15:52:31,231 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:52:32,467 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 220 DAG size of output: 207 [2020-09-04 15:52:32,811 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:52:34,484 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:52:34,843 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:52:35,024 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:52:35,384 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:52:35,565 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:52:35,932 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:52:36,108 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:52:36,284 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:52:36,649 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:52:36,826 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:52:37,191 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:52:37,552 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:52:37,729 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:52:37,901 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:52:38,077 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:52:38,254 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:52:38,603 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:52:38,806 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:52:39,193 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:52:39,395 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:52:39,784 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:52:39,988 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:52:40,384 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:52:40,581 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:52:40,778 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:52:41,172 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:52:41,369 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:52:41,764 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:52:42,153 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:52:42,350 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:52:42,543 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:52:42,739 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:52:42,937 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:52:43,118 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:52:43,299 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:52:43,485 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:52:43,850 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:52:44,031 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:52:44,209 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:52:44,575 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:52:44,941 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:52:48,238 WARN L193 SmtUtils]: Spent 3.29 s on a formula simplification. DAG size of input: 498 DAG size of output: 334 [2020-09-04 15:52:48,594 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:52:48,942 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:52:49,326 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 15:52:49,518 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:52:49,890 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:52:50,081 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:52:50,457 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:52:50,650 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:52:51,031 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:52:51,217 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:52:51,403 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:52:51,783 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:52:51,970 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:52:52,350 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:52:52,725 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:52:52,913 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:52:53,095 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:52:53,281 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:52:53,467 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:52:53,816 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:53:01,827 WARN L193 SmtUtils]: Spent 8.01 s on a formula simplification. DAG size of input: 675 DAG size of output: 497 [2020-09-04 15:53:05,716 WARN L193 SmtUtils]: Spent 3.28 s on a formula simplification. DAG size of input: 498 DAG size of output: 334 [2020-09-04 15:53:06,080 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:53:06,840 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:53:07,209 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 15:53:07,564 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:53:07,919 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:53:08,289 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 15:53:08,918 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 15:53:09,533 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 15:53:09,907 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 15:53:10,272 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:53:10,993 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:53:11,185 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:53:11,947 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:53:12,310 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:53:12,672 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 15:53:13,035 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:53:13,223 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:53:13,585 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 15:53:13,955 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 15:53:14,674 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:53:15,022 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 15:53:15,190 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:53:15,556 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:53:16,494 WARN L193 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 15:53:16,830 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 15:53:17,292 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 15:53:17,672 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 15:53:18,832 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2020-09-04 15:53:19,174 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:53:20,242 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 222 DAG size of output: 210 [2020-09-04 15:53:20,592 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:53:20,968 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 15:53:21,526 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 15:53:22,406 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 15:53:22,942 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 15:53:23,296 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:53:24,534 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 220 DAG size of output: 207 [2020-09-04 15:53:24,878 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:53:25,218 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 15:53:25,744 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 15:53:26,847 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 222 DAG size of output: 211 [2020-09-04 15:53:27,017 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:53:27,381 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 15:53:27,780 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:53:28,187 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 15:53:28,575 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:53:28,969 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 15:53:29,357 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:53:29,743 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:53:30,146 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 15:53:30,536 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:53:30,932 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 15:53:31,341 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 15:53:31,745 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 15:53:32,151 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 15:53:32,530 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:53:32,936 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 15:53:33,323 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:53:33,709 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 15:53:34,070 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:53:37,342 WARN L193 SmtUtils]: Spent 3.27 s on a formula simplification. DAG size of input: 498 DAG size of output: 334 [2020-09-04 15:53:37,537 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:53:37,922 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:53:38,110 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:53:38,482 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 15:53:38,859 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:53:39,045 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:53:39,425 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:53:39,801 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:53:40,176 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 15:53:40,560 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:53:40,942 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:53:41,327 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:53:41,511 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:53:41,893 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:53:42,087 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:53:42,459 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:53:42,698 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-09-04 15:53:43,695 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 15:53:44,662 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 218 [2020-09-04 15:53:44,880 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 211 [2020-09-04 15:53:45,888 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 15:53:46,117 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-09-04 15:53:47,080 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 218 [2020-09-04 15:53:47,307 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 211 [2020-09-04 15:53:47,493 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:53:47,671 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:53:47,856 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:53:48,029 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:53:48,205 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:53:48,375 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:53:48,552 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:53:48,913 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:53:49,260 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:53:49,608 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:53:49,957 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:53:50,312 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:53:50,674 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:53:51,394 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:53:51,750 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:53:52,091 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:53:52,452 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:53:52,801 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:53:52,991 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:53:53,182 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:53:53,537 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:53:53,892 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:53:54,653 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:53:55,012 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:53:55,197 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 27 [2020-09-04 15:53:55,441 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 25 [2020-09-04 15:53:55,873 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 200 [2020-09-04 15:53:56,339 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 201 [2020-09-04 15:53:56,589 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 27 [2020-09-04 15:53:56,769 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 25 [2020-09-04 15:53:56,944 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 25 [2020-09-04 15:53:57,346 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 33 [2020-09-04 15:53:57,525 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 28 [2020-09-04 15:53:57,703 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 28 [2020-09-04 15:53:58,123 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 198 [2020-09-04 15:53:58,579 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 15:53:58,758 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 28 [2020-09-04 15:53:58,936 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 28 [2020-09-04 15:53:59,180 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 25 [2020-09-04 15:53:59,515 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 31 [2020-09-04 15:53:59,808 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 29 [2020-09-04 15:54:00,222 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 198 [2020-09-04 15:54:00,679 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 15:54:00,975 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 28 [2020-09-04 15:54:01,398 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 200 [2020-09-04 15:54:01,645 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 25 [2020-09-04 15:54:02,110 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 201 [2020-09-04 15:54:02,355 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 25 [2020-09-04 15:54:02,809 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 15:54:03,227 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 198 [2020-09-04 15:54:03,645 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 198 [2020-09-04 15:54:03,897 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 27 [2020-09-04 15:54:04,321 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 200 [2020-09-04 15:54:04,516 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:54:04,900 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:54:05,088 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:54:05,461 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 15:54:05,834 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:54:06,020 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:54:06,400 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:54:06,775 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:54:07,150 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 15:54:07,534 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:54:07,916 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:54:08,298 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:54:08,480 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:08,862 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:54:09,051 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:09,424 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:54:09,616 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:54:09,793 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:54:09,979 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:54:10,151 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:54:10,327 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:54:10,498 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:54:10,674 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:54:11,034 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:54:11,382 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:54:11,729 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:54:12,079 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:54:12,435 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:54:12,796 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:54:13,516 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:54:13,871 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:54:14,212 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:54:14,573 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:54:14,921 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:54:15,112 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:54:15,302 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:54:15,657 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:54:16,012 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:54:16,774 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:54:17,133 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:54:17,498 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:54:17,860 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:54:18,208 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:54:18,556 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:54:18,918 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:54:19,274 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:54:19,624 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:54:19,991 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:54:20,348 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:54:20,708 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:54:21,063 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:54:21,419 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:54:21,777 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:54:22,139 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:54:22,333 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:54:22,707 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:54:22,884 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:54:23,060 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:54:23,418 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:54:23,594 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:54:23,776 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:24,136 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:54:24,315 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:54:24,684 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:54:25,051 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:54:25,235 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:25,407 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:54:25,591 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:25,769 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:54:26,127 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:54:27,090 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 15:54:27,435 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 15:54:27,792 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 15:54:28,148 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 15:54:28,887 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 15:54:29,239 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 15:54:29,955 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 15:54:30,696 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 15:54:31,038 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 29 [2020-09-04 15:54:31,389 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 15:54:32,267 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-09-04 15:54:32,994 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 15:54:33,718 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 15:54:34,440 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 15:54:35,164 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 15:54:35,902 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 15:54:36,251 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 15:54:37,142 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 234 [2020-09-04 15:54:37,856 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 15:54:38,208 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 15:54:38,558 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 31 [2020-09-04 15:54:39,296 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 15:54:41,056 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:54:41,404 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:54:42,865 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 15:54:43,224 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:54:44,541 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 15:54:45,860 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 15:54:47,321 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 15:54:47,783 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 199 [2020-09-04 15:54:48,287 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 15:54:48,458 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:54:49,918 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 15:54:50,089 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:54:50,437 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:54:50,861 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 15:54:51,187 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 15:54:51,513 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:54:52,008 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 15:54:52,617 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:54:52,980 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2020-09-04 15:54:53,345 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2020-09-04 15:54:53,955 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 15:54:54,273 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:54:54,449 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:54:55,880 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:54:56,239 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:54:56,841 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 15:54:57,199 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:54:57,549 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:54:57,881 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 200 [2020-09-04 15:54:59,264 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 15:54:59,441 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:54:59,786 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 15:55:00,388 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2020-09-04 15:55:00,566 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:55:00,926 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:55:02,050 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 15:55:03,173 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 15:55:04,641 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 15:55:04,990 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:55:05,158 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:55:06,588 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:55:08,007 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:55:08,198 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:55:08,554 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:55:09,974 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:55:10,583 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 15:55:12,041 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 15:55:12,652 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 15:55:13,801 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2020-09-04 15:55:13,978 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:55:14,164 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:55:14,652 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 15:55:15,141 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 15:55:15,315 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:55:15,669 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:55:16,029 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 15:55:16,201 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:55:16,376 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:55:16,999 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 15:55:18,421 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:55:18,591 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:55:18,932 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:55:19,109 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:55:19,453 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 15:55:19,796 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:55:20,393 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 15:55:20,578 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:55:21,999 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:55:22,173 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:55:22,353 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:55:23,774 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 15:55:24,125 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:55:32,036 WARN L193 SmtUtils]: Spent 7.91 s on a formula simplification. DAG size of input: 675 DAG size of output: 495 [2020-09-04 15:55:32,419 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 15:55:32,799 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 15:55:33,541 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:55:33,918 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 15:55:34,592 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-09-04 15:55:35,358 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 207 [2020-09-04 15:55:36,072 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-09-04 15:55:36,451 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 15:55:36,831 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 15:55:37,211 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 15:55:37,414 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:55:37,606 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:55:37,798 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:55:38,167 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 15:55:38,358 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:55:38,728 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:55:38,919 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:55:39,293 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:55:39,479 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:55:39,686 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 15:55:40,062 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 15:55:40,265 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:55:40,452 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:55:40,828 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 15:55:41,191 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:55:41,383 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:55:41,575 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:55:41,777 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:55:41,983 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 15:55:42,180 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:55:42,382 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:55:42,763 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 15:55:43,143 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 15:55:43,512 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:55:43,715 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:55:43,904 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:55:44,277 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:55:44,474 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:55:45,020 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 203 [2020-09-04 15:55:45,529 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2020-09-04 15:55:46,468 WARN L193 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 227 [2020-09-04 15:55:47,646 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 251 DAG size of output: 232 [2020-09-04 15:55:48,393 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 225 [2020-09-04 15:55:48,914 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 15:55:50,307 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 252 DAG size of output: 234 [2020-09-04 15:55:51,249 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 227 [2020-09-04 15:55:52,210 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 227 [2020-09-04 15:55:52,755 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 205 [2020-09-04 15:55:53,942 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 249 DAG size of output: 229 [2020-09-04 15:55:55,125 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 249 DAG size of output: 230 [2020-09-04 15:55:56,525 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 254 DAG size of output: 236 [2020-09-04 15:55:57,460 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 224