/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_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 15:58:37,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 15:58:37,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 15:58:37,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 15:58:37,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 15:58:37,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 15:58:37,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 15:58:37,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 15:58:37,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 15:58:37,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 15:58:37,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 15:58:37,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 15:58:37,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 15:58:37,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 15:58:37,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 15:58:37,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 15:58:37,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 15:58:37,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 15:58:37,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 15:58:37,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 15:58:37,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 15:58:37,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 15:58:37,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 15:58:37,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 15:58:37,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 15:58:37,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 15:58:37,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 15:58:37,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 15:58:37,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 15:58:37,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 15:58:37,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 15:58:37,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 15:58:37,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 15:58:37,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 15:58:37,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 15:58:37,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 15:58:37,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 15:58:37,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 15:58:37,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 15:58:37,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 15:58:37,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 15:58:37,331 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 15:58:37,358 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 15:58:37,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 15:58:37,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 15:58:37,360 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 15:58:37,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 15:58:37,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 15:58:37,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 15:58:37,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 15:58:37,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 15:58:37,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 15:58:37,362 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 15:58:37,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 15:58:37,362 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 15:58:37,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 15:58:37,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 15:58:37,364 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 15:58:37,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 15:58:37,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 15:58:37,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 15:58:37,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 15:58:37,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 15:58:37,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 15:58:37,365 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 15:58:37,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 15:58:37,836 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 15:58:37,841 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 15:58:37,842 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 15:58:37,843 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 15:58:37,844 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product59.cil.c [2020-09-04 15:58:37,934 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cfd1b0ec0/1317e07cc9114d2b94a7d35d4ba6fcd1/FLAGe52f9501a [2020-09-04 15:58:38,524 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 15:58:38,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product59.cil.c [2020-09-04 15:58:38,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cfd1b0ec0/1317e07cc9114d2b94a7d35d4ba6fcd1/FLAGe52f9501a [2020-09-04 15:58:38,878 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cfd1b0ec0/1317e07cc9114d2b94a7d35d4ba6fcd1 [2020-09-04 15:58:38,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 15:58:38,895 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 15:58:38,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 15:58:38,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 15:58:38,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 15:58:38,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:58:38" (1/1) ... [2020-09-04 15:58:38,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b01e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:58:38, skipping insertion in model container [2020-09-04 15:58:38,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:58:38" (1/1) ... [2020-09-04 15:58:38,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 15:58:38,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 15:58:39,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:58:39,433 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 15:58:39,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:58:39,573 INFO L208 MainTranslator]: Completed translation [2020-09-04 15:58:39,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:58:39 WrapperNode [2020-09-04 15:58:39,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 15:58:39,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 15:58:39,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 15:58:39,575 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 15:58:39,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:58:39" (1/1) ... [2020-09-04 15:58:39,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:58:39" (1/1) ... [2020-09-04 15:58:39,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:58:39" (1/1) ... [2020-09-04 15:58:39,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:58:39" (1/1) ... [2020-09-04 15:58:39,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:58:39" (1/1) ... [2020-09-04 15:58:39,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:58:39" (1/1) ... [2020-09-04 15:58:39,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:58:39" (1/1) ... [2020-09-04 15:58:39,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 15:58:39,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 15:58:39,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 15:58:39,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 15:58:39,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:58:39" (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 15:58:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 15:58:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 15:58:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 15:58:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 15:58:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 15:58:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 15:58:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 15:58:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 15:58:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 15:58:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 15:58:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 15:58:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 15:58:39,757 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 15:58:39,757 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 15:58:39,757 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:58:39,757 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 15:58:39,757 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 15:58:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 15:58:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 15:58:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 15:58:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 15:58:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 15:58:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 15:58:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 15:58:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 15:58:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 15:58:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 15:58:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 15:58:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 15:58:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 15:58:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 15:58:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 15:58:39,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:58:39,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:58:39,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:58:39,761 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 15:58:39,761 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 15:58:39,761 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 15:58:39,762 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 15:58:39,762 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 15:58:39,762 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 15:58:39,762 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 15:58:39,762 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 15:58:39,762 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 15:58:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 15:58:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 15:58:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 15:58:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 15:58:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 15:58:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 15:58:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 15:58:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 15:58:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 15:58:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 15:58:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 15:58:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 15:58:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 15:58:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 15:58:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 15:58:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 15:58:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 15:58:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 15:58:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 15:58:39,766 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 15:58:39,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:58:39,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:58:39,766 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 15:58:39,766 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 15:58:39,767 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 15:58:39,767 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:58:39,767 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 15:58:39,767 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 15:58:39,771 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 15:58:39,771 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 15:58:39,771 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 15:58:39,771 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 15:58:39,771 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 15:58:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 15:58:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 15:58:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 15:58:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 15:58:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 15:58:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 15:58:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 15:58:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 15:58:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 15:58:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 15:58:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 15:58:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 15:58:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 15:58:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:58:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 15:58:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 15:58:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 15:58:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 15:58:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 15:58:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 15:58:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 15:58:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 15:58:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 15:58:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 15:58:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 15:58:40,936 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 15:58:40,937 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 15:58:40,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 03:58:40 BoogieIcfgContainer [2020-09-04 15:58:40,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 15:58:40,951 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 15:58:40,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 15:58:40,955 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 15:58:40,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 03:58:38" (1/3) ... [2020-09-04 15:58:40,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58dd0343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 03:58:40, skipping insertion in model container [2020-09-04 15:58:40,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:58:39" (2/3) ... [2020-09-04 15:58:40,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58dd0343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 03:58:40, skipping insertion in model container [2020-09-04 15:58:40,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 03:58:40" (3/3) ... [2020-09-04 15:58:40,959 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product59.cil.c [2020-09-04 15:58:40,969 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 15:58:40,980 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 15:58:40,999 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 15:58:41,022 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 15:58:41,022 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 15:58:41,022 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 15:58:41,022 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 15:58:41,022 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 15:58:41,022 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 15:58:41,022 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 15:58:41,022 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 15:58:41,047 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states. [2020-09-04 15:58:41,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 15:58:41,071 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:58:41,073 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 15:58:41,073 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:58:41,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:58:41,081 INFO L82 PathProgramCache]: Analyzing trace with hash 361389502, now seen corresponding path program 1 times [2020-09-04 15:58:41,094 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:58:41,094 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1873560017] [2020-09-04 15:58:41,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:58:41,171 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:58:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:41,871 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:58:41,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:42,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:58:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:42,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:58:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:42,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:58:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:42,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:58:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:42,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:58:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:42,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 15:58:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:42,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:42,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 15:58:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:42,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 15:58:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:42,098 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:58:42,100 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1873560017] [2020-09-04 15:58:42,102 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:58:42,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 15:58:42,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077860478] [2020-09-04 15:58:42,109 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 15:58:42,110 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:58:42,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 15:58:42,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 15:58:42,131 INFO L87 Difference]: Start difference. First operand 353 states. Second operand 4 states. [2020-09-04 15:58:43,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:58:43,539 INFO L93 Difference]: Finished difference Result 568 states and 662 transitions. [2020-09-04 15:58:43,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 15:58:43,542 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 15:58:43,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:58:43,563 INFO L225 Difference]: With dead ends: 568 [2020-09-04 15:58:43,564 INFO L226 Difference]: Without dead ends: 351 [2020-09-04 15:58:43,570 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 15:58:43,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2020-09-04 15:58:43,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 302. [2020-09-04 15:58:43,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-09-04 15:58:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 329 transitions. [2020-09-04 15:58:43,734 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 329 transitions. Word has length 160 [2020-09-04 15:58:43,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:58:43,735 INFO L479 AbstractCegarLoop]: Abstraction has 302 states and 329 transitions. [2020-09-04 15:58:43,735 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 15:58:43,735 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 329 transitions. [2020-09-04 15:58:43,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 15:58:43,740 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:58:43,741 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 15:58:43,741 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 15:58:43,741 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:58:43,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:58:43,742 INFO L82 PathProgramCache]: Analyzing trace with hash 424052501, now seen corresponding path program 1 times [2020-09-04 15:58:43,742 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:58:43,742 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1847859014] [2020-09-04 15:58:43,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:58:43,746 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:58:43,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:44,146 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:58:44,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:44,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:58:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:44,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:58:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:44,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:58:44,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:44,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:58:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:44,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:58:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:44,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:58:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:44,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:44,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:58:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:44,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 15:58:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:44,297 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:58:44,297 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1847859014] [2020-09-04 15:58:44,298 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:58:44,298 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 15:58:44,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892976400] [2020-09-04 15:58:44,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 15:58:44,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:58:44,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 15:58:44,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 15:58:44,300 INFO L87 Difference]: Start difference. First operand 302 states and 329 transitions. Second operand 5 states. [2020-09-04 15:58:44,991 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:58:46,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:58:46,253 INFO L93 Difference]: Finished difference Result 491 states and 550 transitions. [2020-09-04 15:58:46,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 15:58:46,254 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 15:58:46,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:58:46,260 INFO L225 Difference]: With dead ends: 491 [2020-09-04 15:58:46,260 INFO L226 Difference]: Without dead ends: 340 [2020-09-04 15:58:46,262 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 15:58:46,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2020-09-04 15:58:46,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 292. [2020-09-04 15:58:46,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 292 states. [2020-09-04 15:58:46,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 316 transitions. [2020-09-04 15:58:46,385 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 316 transitions. Word has length 161 [2020-09-04 15:58:46,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:58:46,385 INFO L479 AbstractCegarLoop]: Abstraction has 292 states and 316 transitions. [2020-09-04 15:58:46,386 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 15:58:46,386 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 316 transitions. [2020-09-04 15:58:46,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 15:58:46,389 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:58:46,389 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 15:58:46,389 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 15:58:46,389 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:58:46,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:58:46,390 INFO L82 PathProgramCache]: Analyzing trace with hash 1113060057, now seen corresponding path program 1 times [2020-09-04 15:58:46,390 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:58:46,390 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [978879908] [2020-09-04 15:58:46,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:58:46,393 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:58:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:46,830 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:58:46,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:46,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:58:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:46,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:58:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:46,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:58:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:46,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:58:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:46,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:58:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:46,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:58:46,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:46,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:46,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 15:58:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:46,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 15:58:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:47,019 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:58:47,019 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [978879908] [2020-09-04 15:58:47,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:58:47,020 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:58:47,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573367147] [2020-09-04 15:58:47,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:58:47,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:58:47,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:58:47,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:58:47,022 INFO L87 Difference]: Start difference. First operand 292 states and 316 transitions. Second operand 10 states. [2020-09-04 15:58:47,579 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:47,976 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:48,300 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:58:48,626 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:58:48,946 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:49,278 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:58:50,451 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:58:53,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:58:53,120 INFO L93 Difference]: Finished difference Result 791 states and 902 transitions. [2020-09-04 15:58:53,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 15:58:53,121 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-09-04 15:58:53,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:58:53,126 INFO L225 Difference]: With dead ends: 791 [2020-09-04 15:58:53,127 INFO L226 Difference]: Without dead ends: 614 [2020-09-04 15:58:53,128 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-04 15:58:53,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2020-09-04 15:58:53,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 541. [2020-09-04 15:58:53,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 541 states. [2020-09-04 15:58:53,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 605 transitions. [2020-09-04 15:58:53,332 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 605 transitions. Word has length 170 [2020-09-04 15:58:53,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:58:53,333 INFO L479 AbstractCegarLoop]: Abstraction has 541 states and 605 transitions. [2020-09-04 15:58:53,333 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:58:53,333 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 605 transitions. [2020-09-04 15:58:53,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 15:58:53,337 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:58:53,338 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] [2020-09-04 15:58:53,338 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 15:58:53,338 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:58:53,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:58:53,339 INFO L82 PathProgramCache]: Analyzing trace with hash 697473327, now seen corresponding path program 1 times [2020-09-04 15:58:53,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:58:53,339 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1481632227] [2020-09-04 15:58:53,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:58:53,342 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:58:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:53,700 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:58:53,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:53,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:53,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:58:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:53,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:58:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:53,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:58:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:53,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:58:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:53,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:58:53,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:53,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 15:58:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:53,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 15:58:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:53,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:53,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 15:58:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:53,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 15:58:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:53,955 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 15:58:53,955 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1481632227] [2020-09-04 15:58:53,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:58:53,956 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:58:53,956 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558206419] [2020-09-04 15:58:53,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:58:53,957 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:58:53,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:58:53,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:58:53,958 INFO L87 Difference]: Start difference. First operand 541 states and 605 transitions. Second operand 10 states. [2020-09-04 15:58:54,745 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:55,636 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:58:55,940 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:57,340 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:58:57,619 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:57,898 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:58:58,291 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:58,585 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:58:58,957 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:58:59,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:58:59,923 INFO L93 Difference]: Finished difference Result 1228 states and 1457 transitions. [2020-09-04 15:58:59,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 15:58:59,924 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 15:58:59,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:58:59,932 INFO L225 Difference]: With dead ends: 1228 [2020-09-04 15:58:59,932 INFO L226 Difference]: Without dead ends: 802 [2020-09-04 15:58:59,934 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 15:58:59,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2020-09-04 15:59:00,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 713. [2020-09-04 15:59:00,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 713 states. [2020-09-04 15:59:00,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 801 transitions. [2020-09-04 15:59:00,160 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 801 transitions. Word has length 179 [2020-09-04 15:59:00,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:00,161 INFO L479 AbstractCegarLoop]: Abstraction has 713 states and 801 transitions. [2020-09-04 15:59:00,161 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:59:00,161 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 801 transitions. [2020-09-04 15:59:00,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-09-04 15:59:00,165 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:00,165 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:59:00,166 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 15:59:00,166 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:00,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:00,166 INFO L82 PathProgramCache]: Analyzing trace with hash -585097851, now seen corresponding path program 1 times [2020-09-04 15:59:00,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:00,167 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1252449020] [2020-09-04 15:59:00,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:00,169 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,527 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:00,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:59:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:59:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:00,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:00,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:00,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-09-04 15:59:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:00,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 15:59:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:01,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:59:01,035 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1252449020] [2020-09-04 15:59:01,035 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:01,035 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 15:59:01,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586452046] [2020-09-04 15:59:01,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 15:59:01,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:01,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 15:59:01,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-09-04 15:59:01,038 INFO L87 Difference]: Start difference. First operand 713 states and 801 transitions. Second operand 13 states. [2020-09-04 15:59:01,682 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:59:02,020 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:59:02,286 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:02,596 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:02,890 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:04,080 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:04,395 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:04,735 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:05,090 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:05,401 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:07,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:07,049 INFO L93 Difference]: Finished difference Result 1452 states and 1720 transitions. [2020-09-04 15:59:07,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 15:59:07,050 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 230 [2020-09-04 15:59:07,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:07,055 INFO L225 Difference]: With dead ends: 1452 [2020-09-04 15:59:07,055 INFO L226 Difference]: Without dead ends: 854 [2020-09-04 15:59:07,058 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2020-09-04 15:59:07,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2020-09-04 15:59:07,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 728. [2020-09-04 15:59:07,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 728 states. [2020-09-04 15:59:07,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 728 states and 817 transitions. [2020-09-04 15:59:07,247 INFO L78 Accepts]: Start accepts. Automaton has 728 states and 817 transitions. Word has length 230 [2020-09-04 15:59:07,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:07,248 INFO L479 AbstractCegarLoop]: Abstraction has 728 states and 817 transitions. [2020-09-04 15:59:07,248 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 15:59:07,248 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 817 transitions. [2020-09-04 15:59:07,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-09-04 15:59:07,252 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:07,252 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:59:07,253 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 15:59:07,253 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:07,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:07,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1252844251, now seen corresponding path program 1 times [2020-09-04 15:59:07,254 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:07,254 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [523857090] [2020-09-04 15:59:07,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:07,256 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,584 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:07,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:07,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:59:07,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:59:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:07,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:07,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-09-04 15:59:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 15:59:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:07,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:59:07,808 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [523857090] [2020-09-04 15:59:07,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:07,810 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:59:07,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797665958] [2020-09-04 15:59:07,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:59:07,811 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:07,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:59:07,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:59:07,814 INFO L87 Difference]: Start difference. First operand 728 states and 817 transitions. Second operand 10 states. [2020-09-04 15:59:09,350 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:59:09,676 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:59:10,018 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:59:10,352 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:10,700 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:10,997 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:12,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:12,261 INFO L93 Difference]: Finished difference Result 1477 states and 1746 transitions. [2020-09-04 15:59:12,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 15:59:12,262 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 230 [2020-09-04 15:59:12,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:12,267 INFO L225 Difference]: With dead ends: 1477 [2020-09-04 15:59:12,267 INFO L226 Difference]: Without dead ends: 864 [2020-09-04 15:59:12,270 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 38 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 15:59:12,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2020-09-04 15:59:12,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 744. [2020-09-04 15:59:12,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 744 states. [2020-09-04 15:59:12,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 833 transitions. [2020-09-04 15:59:12,467 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 833 transitions. Word has length 230 [2020-09-04 15:59:12,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:12,468 INFO L479 AbstractCegarLoop]: Abstraction has 744 states and 833 transitions. [2020-09-04 15:59:12,468 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:59:12,468 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 833 transitions. [2020-09-04 15:59:12,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-09-04 15:59:12,472 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:12,472 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:59:12,473 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 15:59:12,473 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:12,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:12,473 INFO L82 PathProgramCache]: Analyzing trace with hash 142007426, now seen corresponding path program 1 times [2020-09-04 15:59:12,473 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:12,474 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1255942164] [2020-09-04 15:59:12,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:12,476 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,809 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:12,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:12,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:12,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:59:12,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:12,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:59:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-09-04 15:59:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:12,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 15:59:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:59:13,033 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1255942164] [2020-09-04 15:59:13,033 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:13,033 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 15:59:13,033 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981902550] [2020-09-04 15:59:13,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 15:59:13,034 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:13,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 15:59:13,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 15:59:13,035 INFO L87 Difference]: Start difference. First operand 744 states and 833 transitions. Second operand 7 states. [2020-09-04 15:59:13,614 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:14,310 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:17,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:17,212 INFO L93 Difference]: Finished difference Result 2173 states and 2590 transitions. [2020-09-04 15:59:17,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 15:59:17,212 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 230 [2020-09-04 15:59:17,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:17,222 INFO L225 Difference]: With dead ends: 2173 [2020-09-04 15:59:17,223 INFO L226 Difference]: Without dead ends: 1544 [2020-09-04 15:59:17,225 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:59:17,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1544 states. [2020-09-04 15:59:17,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1544 to 1420. [2020-09-04 15:59:17,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1420 states. [2020-09-04 15:59:17,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1420 states and 1618 transitions. [2020-09-04 15:59:17,814 INFO L78 Accepts]: Start accepts. Automaton has 1420 states and 1618 transitions. Word has length 230 [2020-09-04 15:59:17,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:17,814 INFO L479 AbstractCegarLoop]: Abstraction has 1420 states and 1618 transitions. [2020-09-04 15:59:17,814 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 15:59:17,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1618 transitions. [2020-09-04 15:59:17,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-04 15:59:17,817 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:17,818 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:59:17,818 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 15:59:17,818 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:17,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:17,819 INFO L82 PathProgramCache]: Analyzing trace with hash -187215217, now seen corresponding path program 1 times [2020-09-04 15:59:17,819 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:17,819 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1729083631] [2020-09-04 15:59:17,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:17,822 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,300 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:18,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:18,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:59:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-04 15:59:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:18,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-04 15:59:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-09-04 15:59:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 15:59:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:18,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:59:18,624 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1729083631] [2020-09-04 15:59:18,624 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:18,624 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 15:59:18,625 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620778579] [2020-09-04 15:59:18,625 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 15:59:18,625 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:18,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 15:59:18,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-04 15:59:18,626 INFO L87 Difference]: Start difference. First operand 1420 states and 1618 transitions. Second operand 14 states. [2020-09-04 15:59:19,492 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 15:59:20,408 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:21,690 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 15:59:22,313 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 15:59:22,731 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:59:23,060 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:59:23,724 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 15:59:24,043 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:59:24,418 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:59:24,738 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:59:27,502 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 15:59:28,369 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:28,667 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:59:29,030 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:30,255 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 15:59:30,842 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 15:59:31,447 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 15:59:32,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:32,186 INFO L93 Difference]: Finished difference Result 4087 states and 4889 transitions. [2020-09-04 15:59:32,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-09-04 15:59:32,186 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 235 [2020-09-04 15:59:32,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:32,203 INFO L225 Difference]: With dead ends: 4087 [2020-09-04 15:59:32,204 INFO L226 Difference]: Without dead ends: 3059 [2020-09-04 15:59:32,209 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 671 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=510, Invalid=1940, Unknown=0, NotChecked=0, Total=2450 [2020-09-04 15:59:32,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3059 states. [2020-09-04 15:59:33,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3059 to 2625. [2020-09-04 15:59:33,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2625 states. [2020-09-04 15:59:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 2625 states and 2971 transitions. [2020-09-04 15:59:33,184 INFO L78 Accepts]: Start accepts. Automaton has 2625 states and 2971 transitions. Word has length 235 [2020-09-04 15:59:33,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:33,185 INFO L479 AbstractCegarLoop]: Abstraction has 2625 states and 2971 transitions. [2020-09-04 15:59:33,185 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 15:59:33,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2625 states and 2971 transitions. [2020-09-04 15:59:33,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2020-09-04 15:59:33,190 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:33,191 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:59:33,191 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 15:59:33,191 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:33,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:33,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1779780231, now seen corresponding path program 1 times [2020-09-04 15:59:33,192 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:33,192 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1955029381] [2020-09-04 15:59:33,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:33,243 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,636 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:33,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:59:33,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:59:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:33,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:33,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 15:59:33,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-09-04 15:59:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:33,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:34,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-04 15:59:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:34,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2020-09-04 15:59:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:34,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:34,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:34,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:34,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:34,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:34,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2020-09-04 15:59:34,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:34,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2020-09-04 15:59:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:34,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:59:34,195 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1955029381] [2020-09-04 15:59:34,196 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:34,196 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:59:34,196 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464644948] [2020-09-04 15:59:34,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:59:34,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:34,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:59:34,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:59:34,203 INFO L87 Difference]: Start difference. First operand 2625 states and 2971 transitions. Second operand 18 states. [2020-09-04 15:59:35,021 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:59:35,370 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:59:35,688 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:36,003 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:36,301 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:37,258 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:59:37,637 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:59:38,031 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 15:59:38,452 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:59:38,905 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:59:39,474 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:59:39,864 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 15:59:40,288 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:59:42,280 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:43,246 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:59:43,874 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:59:44,498 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 15:59:45,158 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:46,049 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:46,730 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:59:47,115 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:59:47,838 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 15:59:48,509 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 15:59:49,390 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 15:59:49,931 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:50,599 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 15:59:51,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:51,841 INFO L93 Difference]: Finished difference Result 5567 states and 6432 transitions. [2020-09-04 15:59:51,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-09-04 15:59:51,842 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 322 [2020-09-04 15:59:51,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:51,867 INFO L225 Difference]: With dead ends: 5567 [2020-09-04 15:59:51,867 INFO L226 Difference]: Without dead ends: 3319 [2020-09-04 15:59:51,876 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1415 ImplicationChecksByTransitivity, 11.6s TimeCoverageRelationStatistics Valid=934, Invalid=4322, Unknown=0, NotChecked=0, Total=5256 [2020-09-04 15:59:51,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3319 states. [2020-09-04 15:59:52,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3319 to 3031. [2020-09-04 15:59:52,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3031 states. [2020-09-04 15:59:52,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 3031 states and 3380 transitions. [2020-09-04 15:59:52,960 INFO L78 Accepts]: Start accepts. Automaton has 3031 states and 3380 transitions. Word has length 322 [2020-09-04 15:59:52,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:52,961 INFO L479 AbstractCegarLoop]: Abstraction has 3031 states and 3380 transitions. [2020-09-04 15:59:52,961 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:59:52,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3031 states and 3380 transitions. [2020-09-04 15:59:52,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2020-09-04 15:59:52,973 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:52,973 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:59:52,974 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 15:59:52,974 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:52,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:52,974 INFO L82 PathProgramCache]: Analyzing trace with hash 453792981, now seen corresponding path program 1 times [2020-09-04 15:59:52,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:52,975 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [83499127] [2020-09-04 15:59:52,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:53,000 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,383 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:53,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:53,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:53,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:59:53,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:59:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:53,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:53,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 15:59:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 15:59:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:53,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:53,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 15:59:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2020-09-04 15:59:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:59:53,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2020-09-04 15:59:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2020-09-04 15:59:53,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2020-09-04 15:59:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:53,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2020-09-04 15:59:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:54,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:59:54,157 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [83499127] [2020-09-04 15:59:54,157 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:54,158 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 15:59:54,158 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916407253] [2020-09-04 15:59:54,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 15:59:54,159 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:54,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 15:59:54,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:59:54,159 INFO L87 Difference]: Start difference. First operand 3031 states and 3380 transitions. Second operand 16 states. [2020-09-04 15:59:55,867 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:56,189 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:59:56,541 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:56,889 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:57,196 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:57,505 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:59,132 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:59,481 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:00:02,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:02,901 INFO L93 Difference]: Finished difference Result 8067 states and 9267 transitions. [2020-09-04 16:00:02,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-04 16:00:02,902 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 511 [2020-09-04 16:00:02,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:02,926 INFO L225 Difference]: With dead ends: 8067 [2020-09-04 16:00:02,926 INFO L226 Difference]: Without dead ends: 4714 [2020-09-04 16:00:02,937 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 113 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 16:00:02,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4714 states. [2020-09-04 16:00:04,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4714 to 4104. [2020-09-04 16:00:04,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4104 states. [2020-09-04 16:00:04,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4104 states to 4104 states and 4659 transitions. [2020-09-04 16:00:04,354 INFO L78 Accepts]: Start accepts. Automaton has 4104 states and 4659 transitions. Word has length 511 [2020-09-04 16:00:04,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:04,355 INFO L479 AbstractCegarLoop]: Abstraction has 4104 states and 4659 transitions. [2020-09-04 16:00:04,355 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 16:00:04,355 INFO L276 IsEmpty]: Start isEmpty. Operand 4104 states and 4659 transitions. [2020-09-04 16:00:04,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2020-09-04 16:00:04,369 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:04,369 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:00:04,370 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 16:00:04,370 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:04,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:04,370 INFO L82 PathProgramCache]: Analyzing trace with hash -2108581102, now seen corresponding path program 1 times [2020-09-04 16:00:04,370 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:04,371 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1320095371] [2020-09-04 16:00:04,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:04,398 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,762 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:04,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:04,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:00:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:00:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:04,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:00:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:00:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 16:00:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:04,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:05,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:00:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:00:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:00:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:00:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2020-09-04 16:00:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:00:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:00:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:00:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2020-09-04 16:00:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2020-09-04 16:00:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2020-09-04 16:00:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:05,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2020-09-04 16:00:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:05,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2020-09-04 16:00:05,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,046 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 16:00:06,046 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1320095371] [2020-09-04 16:00:06,046 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:06,046 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:00:06,047 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428648529] [2020-09-04 16:00:06,048 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:00:06,048 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:06,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:00:06,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:00:06,049 INFO L87 Difference]: Start difference. First operand 4104 states and 4659 transitions. Second operand 18 states. [2020-09-04 16:00:06,649 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:07,075 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:07,409 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:00:07,738 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:08,062 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:00:08,369 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:09,350 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:09,704 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:11,315 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:11,702 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:12,036 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:12,545 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:13,409 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:13,730 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:14,950 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:15,300 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:15,625 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:17,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:17,283 INFO L93 Difference]: Finished difference Result 7824 states and 8972 transitions. [2020-09-04 16:00:17,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-09-04 16:00:17,284 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 525 [2020-09-04 16:00:17,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:17,305 INFO L225 Difference]: With dead ends: 7824 [2020-09-04 16:00:17,305 INFO L226 Difference]: Without dead ends: 4129 [2020-09-04 16:00:17,316 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 514 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=459, Invalid=1893, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 16:00:17,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4129 states. [2020-09-04 16:00:19,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4129 to 4009. [2020-09-04 16:00:19,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4009 states. [2020-09-04 16:00:19,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 4522 transitions. [2020-09-04 16:00:19,095 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 4522 transitions. Word has length 525 [2020-09-04 16:00:19,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:19,096 INFO L479 AbstractCegarLoop]: Abstraction has 4009 states and 4522 transitions. [2020-09-04 16:00:19,096 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:00:19,096 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 4522 transitions. [2020-09-04 16:00:19,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2020-09-04 16:00:19,112 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:19,112 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:00:19,113 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 16:00:19,113 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:19,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:19,113 INFO L82 PathProgramCache]: Analyzing trace with hash 318803044, now seen corresponding path program 1 times [2020-09-04 16:00:19,114 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:19,114 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1821251953] [2020-09-04 16:00:19,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:19,144 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,535 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:19,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:00:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:00:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:00:19,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:00:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 16:00:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:00:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:00:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:00:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:00:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-09-04 16:00:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:00:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:19,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:19,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:00:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:00:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2020-09-04 16:00:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:19,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2020-09-04 16:00:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:19,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2020-09-04 16:00:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:19,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2020-09-04 16:00:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,032 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 16:00:20,032 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1821251953] [2020-09-04 16:00:20,033 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:20,033 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-04 16:00:20,033 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094612780] [2020-09-04 16:00:20,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 16:00:20,034 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:20,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 16:00:20,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-09-04 16:00:20,035 INFO L87 Difference]: Start difference. First operand 4009 states and 4522 transitions. Second operand 12 states. [2020-09-04 16:00:23,798 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:24,161 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:24,527 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:00:24,899 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:25,293 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:25,641 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:27,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:27,439 INFO L93 Difference]: Finished difference Result 7753 states and 8837 transitions. [2020-09-04 16:00:27,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 16:00:27,440 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 522 [2020-09-04 16:00:27,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:27,462 INFO L225 Difference]: With dead ends: 7753 [2020-09-04 16:00:27,462 INFO L226 Difference]: Without dead ends: 4153 [2020-09-04 16:00:27,473 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-04 16:00:27,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4153 states. [2020-09-04 16:00:29,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4153 to 4057. [2020-09-04 16:00:29,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4057 states. [2020-09-04 16:00:29,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4057 states to 4057 states and 4570 transitions. [2020-09-04 16:00:29,125 INFO L78 Accepts]: Start accepts. Automaton has 4057 states and 4570 transitions. Word has length 522 [2020-09-04 16:00:29,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:29,125 INFO L479 AbstractCegarLoop]: Abstraction has 4057 states and 4570 transitions. [2020-09-04 16:00:29,126 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 16:00:29,126 INFO L276 IsEmpty]: Start isEmpty. Operand 4057 states and 4570 transitions. [2020-09-04 16:00:29,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2020-09-04 16:00:29,134 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:29,134 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:00:29,134 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 16:00:29,134 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:29,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:29,135 INFO L82 PathProgramCache]: Analyzing trace with hash 264677160, now seen corresponding path program 1 times [2020-09-04 16:00:29,135 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:29,135 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1639108030] [2020-09-04 16:00:29,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:29,150 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,561 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:29,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:29,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:29,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:00:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:00:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:00:29,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:29,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:00:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:29,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 16:00:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:29,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:00:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:00:29,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:00:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:00:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-09-04 16:00:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:29,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:00:29,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:29,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:00:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:00:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2020-09-04 16:00:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2020-09-04 16:00:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2020-09-04 16:00:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2020-09-04 16:00:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2020-09-04 16:00:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,255 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 16:00:30,255 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1639108030] [2020-09-04 16:00:30,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:30,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:00:30,256 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25164401] [2020-09-04 16:00:30,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:00:30,257 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:30,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:00:30,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:00:30,257 INFO L87 Difference]: Start difference. First operand 4057 states and 4570 transitions. Second operand 18 states. [2020-09-04 16:00:30,862 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:31,900 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:33,057 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:33,426 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:00:34,152 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 16:00:34,497 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:35,120 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:00:35,452 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:00:36,064 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 16:00:39,278 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:39,599 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:39,921 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:40,235 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:00:40,538 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:42,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:42,907 INFO L93 Difference]: Finished difference Result 8097 states and 9370 transitions. [2020-09-04 16:00:42,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-09-04 16:00:42,913 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 526 [2020-09-04 16:00:42,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:42,939 INFO L225 Difference]: With dead ends: 8097 [2020-09-04 16:00:42,939 INFO L226 Difference]: Without dead ends: 5606 [2020-09-04 16:00:42,949 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 125 SyntacticMatches, 6 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 765 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=504, Invalid=2252, Unknown=0, NotChecked=0, Total=2756 [2020-09-04 16:00:42,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5606 states. [2020-09-04 16:00:44,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5606 to 5367. [2020-09-04 16:00:44,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5367 states. [2020-09-04 16:00:44,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5367 states to 5367 states and 6028 transitions. [2020-09-04 16:00:44,956 INFO L78 Accepts]: Start accepts. Automaton has 5367 states and 6028 transitions. Word has length 526 [2020-09-04 16:00:44,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:44,957 INFO L479 AbstractCegarLoop]: Abstraction has 5367 states and 6028 transitions. [2020-09-04 16:00:44,957 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:00:44,957 INFO L276 IsEmpty]: Start isEmpty. Operand 5367 states and 6028 transitions. [2020-09-04 16:00:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2020-09-04 16:00:44,964 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:44,965 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 16:00:44,965 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 16:00:44,965 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:44,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:44,965 INFO L82 PathProgramCache]: Analyzing trace with hash 610146607, now seen corresponding path program 1 times [2020-09-04 16:00:44,966 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:44,966 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [181351968] [2020-09-04 16:00:44,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:44,981 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,415 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:45,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:45,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:45,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:00:45,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:00:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:45,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:00:45,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:45,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:00:45,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 16:00:45,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:00:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:00:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:00:45,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:45,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:00:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-09-04 16:00:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:45,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:00:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:00:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:00:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:00:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2020-09-04 16:00:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2020-09-04 16:00:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2020-09-04 16:00:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2020-09-04 16:00:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:45,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2020-09-04 16:00:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:46,090 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 16:00:46,090 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [181351968] [2020-09-04 16:00:46,090 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:46,091 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 16:00:46,091 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358699567] [2020-09-04 16:00:46,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 16:00:46,092 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:46,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 16:00:46,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2020-09-04 16:00:46,092 INFO L87 Difference]: Start difference. First operand 5367 states and 6028 transitions. Second operand 16 states. [2020-09-04 16:00:46,686 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:48,473 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:48,826 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:00:49,161 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:49,899 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:00:50,245 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:50,875 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 16:00:51,204 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:51,809 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:00:52,193 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:00:52,592 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:00:52,940 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:00:53,542 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 16:00:54,640 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:55,000 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:00:55,681 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:00:56,384 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 16:00:57,026 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:00:58,098 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 16:00:58,749 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 16:01:02,080 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:02,947 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:03,283 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:03,899 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:01:04,534 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:01:05,125 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:01:08,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:08,387 INFO L93 Difference]: Finished difference Result 11669 states and 13368 transitions. [2020-09-04 16:01:08,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2020-09-04 16:01:08,388 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 536 [2020-09-04 16:01:08,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:08,417 INFO L225 Difference]: With dead ends: 11669 [2020-09-04 16:01:08,417 INFO L226 Difference]: Without dead ends: 7830 [2020-09-04 16:01:08,430 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 132 SyntacticMatches, 6 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1572 ImplicationChecksByTransitivity, 12.8s TimeCoverageRelationStatistics Valid=846, Invalid=4266, Unknown=0, NotChecked=0, Total=5112 [2020-09-04 16:01:08,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7830 states. [2020-09-04 16:01:10,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7830 to 7052. [2020-09-04 16:01:10,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7052 states. [2020-09-04 16:01:10,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7052 states to 7052 states and 7867 transitions. [2020-09-04 16:01:10,787 INFO L78 Accepts]: Start accepts. Automaton has 7052 states and 7867 transitions. Word has length 536 [2020-09-04 16:01:10,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:10,788 INFO L479 AbstractCegarLoop]: Abstraction has 7052 states and 7867 transitions. [2020-09-04 16:01:10,788 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 16:01:10,788 INFO L276 IsEmpty]: Start isEmpty. Operand 7052 states and 7867 transitions. [2020-09-04 16:01:10,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 645 [2020-09-04 16:01:10,798 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:10,798 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, 2, 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] [2020-09-04 16:01:10,798 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 16:01:10,798 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:10,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:10,799 INFO L82 PathProgramCache]: Analyzing trace with hash 1050847474, now seen corresponding path program 1 times [2020-09-04 16:01:10,799 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:10,799 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1549175154] [2020-09-04 16:01:10,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:10,819 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,193 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:11,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:01:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:01:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-04 16:01:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:01:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:01:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:01:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:01:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2020-09-04 16:01:11,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:01:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:01:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2020-09-04 16:01:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2020-09-04 16:01:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:11,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:01:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:01:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2020-09-04 16:01:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2020-09-04 16:01:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2020-09-04 16:01:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2020-09-04 16:01:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 631 [2020-09-04 16:01:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:11,656 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 16:01:11,656 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1549175154] [2020-09-04 16:01:11,656 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:01:11,657 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 16:01:11,657 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687951213] [2020-09-04 16:01:11,657 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 16:01:11,657 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:01:11,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 16:01:11,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-09-04 16:01:11,658 INFO L87 Difference]: Start difference. First operand 7052 states and 7867 transitions. Second operand 10 states. [2020-09-04 16:01:12,250 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:13,187 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:16,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:16,937 INFO L93 Difference]: Finished difference Result 8229 states and 9257 transitions. [2020-09-04 16:01:16,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-09-04 16:01:16,937 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 644 [2020-09-04 16:01:16,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:16,949 INFO L225 Difference]: With dead ends: 8229 [2020-09-04 16:01:16,949 INFO L226 Difference]: Without dead ends: 3107 [2020-09-04 16:01:16,961 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=197, Invalid=615, Unknown=0, NotChecked=0, Total=812 [2020-09-04 16:01:16,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3107 states. [2020-09-04 16:01:17,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3107 to 2961. [2020-09-04 16:01:17,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2961 states. [2020-09-04 16:01:17,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2961 states to 2961 states and 3219 transitions. [2020-09-04 16:01:17,993 INFO L78 Accepts]: Start accepts. Automaton has 2961 states and 3219 transitions. Word has length 644 [2020-09-04 16:01:17,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:17,993 INFO L479 AbstractCegarLoop]: Abstraction has 2961 states and 3219 transitions. [2020-09-04 16:01:17,993 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 16:01:17,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2961 states and 3219 transitions. [2020-09-04 16:01:18,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2020-09-04 16:01:18,000 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:18,000 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:01:18,001 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 16:01:18,001 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:18,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:18,001 INFO L82 PathProgramCache]: Analyzing trace with hash 1093336342, now seen corresponding path program 1 times [2020-09-04 16:01:18,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:18,002 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1690450415] [2020-09-04 16:01:18,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:18,015 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,393 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:18,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:01:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:01:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:18,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:18,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:18,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:01:18,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 16:01:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:01:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:01:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-09-04 16:01:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:18,986 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 10 [2020-09-04 16:01:19,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:19,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:01:19,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:19,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:01:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2020-09-04 16:01:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2020-09-04 16:01:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:19,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:19,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:19,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:01:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:01:19,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2020-09-04 16:01:19,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2020-09-04 16:01:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2020-09-04 16:01:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2020-09-04 16:01:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2020-09-04 16:01:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:19,572 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 16:01:19,573 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1690450415] [2020-09-04 16:01:19,573 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:01:19,573 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-09-04 16:01:19,573 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405664894] [2020-09-04 16:01:19,574 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-04 16:01:19,574 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:01:19,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-04 16:01:19,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=443, Unknown=0, NotChecked=0, Total=506 [2020-09-04 16:01:19,574 INFO L87 Difference]: Start difference. First operand 2961 states and 3219 transitions. Second operand 23 states. [2020-09-04 16:01:20,238 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:22,444 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-09-04 16:01:23,611 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:23,988 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:01:24,703 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 16:01:25,356 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 16:01:26,015 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 16:01:26,674 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 195 [2020-09-04 16:01:27,300 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 16:01:27,996 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-04 16:01:28,836 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 16:01:29,468 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-04 16:01:30,079 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2020-09-04 16:01:31,997 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-09-04 16:01:32,912 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-04 16:01:33,579 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 195 [2020-09-04 16:01:34,350 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 16:01:35,028 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:01:36,451 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 16:01:37,120 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 16:01:37,771 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 192 [2020-09-04 16:01:38,447 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 16:01:39,076 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 192 [2020-09-04 16:01:40,508 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 16:01:40,819 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:41,268 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:01:41,633 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:01:42,001 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:42,346 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:01:42,691 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:01:43,043 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:01:43,384 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:43,744 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:01:44,107 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:01:44,447 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:01:44,772 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:45,955 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:46,562 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 16:01:46,904 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:47,545 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 16:01:48,176 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:01:48,843 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2020-09-04 16:01:49,199 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:49,802 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 16:01:50,140 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:50,829 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 202 [2020-09-04 16:01:51,438 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:01:52,093 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2020-09-04 16:01:52,459 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:01:52,855 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:01:53,211 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:01:55,440 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:01:56,094 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 16:01:58,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:58,971 INFO L93 Difference]: Finished difference Result 6549 states and 7218 transitions. [2020-09-04 16:01:58,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2020-09-04 16:01:58,972 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 635 [2020-09-04 16:01:58,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:58,988 INFO L225 Difference]: With dead ends: 6549 [2020-09-04 16:01:58,989 INFO L226 Difference]: Without dead ends: 4127 [2020-09-04 16:01:58,999 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 158 SyntacticMatches, 5 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4584 ImplicationChecksByTransitivity, 29.0s TimeCoverageRelationStatistics Valid=2006, Invalid=11104, Unknown=0, NotChecked=0, Total=13110 [2020-09-04 16:01:59,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4127 states. [2020-09-04 16:02:00,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4127 to 3293. [2020-09-04 16:02:00,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3293 states. [2020-09-04 16:02:00,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3293 states to 3293 states and 3561 transitions. [2020-09-04 16:02:00,425 INFO L78 Accepts]: Start accepts. Automaton has 3293 states and 3561 transitions. Word has length 635 [2020-09-04 16:02:00,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:00,426 INFO L479 AbstractCegarLoop]: Abstraction has 3293 states and 3561 transitions. [2020-09-04 16:02:00,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-04 16:02:00,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 3561 transitions. [2020-09-04 16:02:00,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2020-09-04 16:02:00,432 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:00,433 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:00,433 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 16:02:00,433 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:00,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:00,434 INFO L82 PathProgramCache]: Analyzing trace with hash -484191279, now seen corresponding path program 1 times [2020-09-04 16:02:00,434 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:00,434 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2145620194] [2020-09-04 16:02:00,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:00,456 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,860 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:00,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:00,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:00,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:00,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:00,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:01,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:02:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 16:02:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:02:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2020-09-04 16:02:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2020-09-04 16:02:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:02:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:01,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 16:02:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:02:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2020-09-04 16:02:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2020-09-04 16:02:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:01,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2020-09-04 16:02:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2020-09-04 16:02:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:01,468 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 16:02:01,469 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2145620194] [2020-09-04 16:02:01,469 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:01,469 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 16:02:01,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600323371] [2020-09-04 16:02:01,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 16:02:01,470 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:01,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 16:02:01,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-09-04 16:02:01,471 INFO L87 Difference]: Start difference. First operand 3293 states and 3561 transitions. Second operand 16 states. [2020-09-04 16:02:02,162 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:02,488 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:02:02,806 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:03,129 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:03,429 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:06,140 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:06,455 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:06,778 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:02:07,128 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:07,462 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:07,774 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:09,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:09,083 INFO L93 Difference]: Finished difference Result 6057 states and 6582 transitions. [2020-09-04 16:02:09,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-04 16:02:09,084 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 635 [2020-09-04 16:02:09,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:09,093 INFO L225 Difference]: With dead ends: 6057 [2020-09-04 16:02:09,093 INFO L226 Difference]: Without dead ends: 3009 [2020-09-04 16:02:09,100 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=197, Invalid=733, Unknown=0, NotChecked=0, Total=930 [2020-09-04 16:02:09,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3009 states. [2020-09-04 16:02:10,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3009 to 2963. [2020-09-04 16:02:10,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2963 states. [2020-09-04 16:02:10,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2963 states and 3184 transitions. [2020-09-04 16:02:10,488 INFO L78 Accepts]: Start accepts. Automaton has 2963 states and 3184 transitions. Word has length 635 [2020-09-04 16:02:10,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:10,488 INFO L479 AbstractCegarLoop]: Abstraction has 2963 states and 3184 transitions. [2020-09-04 16:02:10,489 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 16:02:10,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 3184 transitions. [2020-09-04 16:02:10,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 640 [2020-09-04 16:02:10,497 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:10,497 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:02:10,497 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 16:02:10,497 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:10,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:10,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1476030635, now seen corresponding path program 2 times [2020-09-04 16:02:10,498 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:10,498 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [621712794] [2020-09-04 16:02:10,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:10,519 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:10,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,981 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:10,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:11,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:11,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:11,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:02:11,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 16:02:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:11,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:11,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:02:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2020-09-04 16:02:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2020-09-04 16:02:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:02:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 16:02:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:02:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2020-09-04 16:02:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2020-09-04 16:02:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2020-09-04 16:02:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2020-09-04 16:02:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2020-09-04 16:02:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:11,702 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 16:02:11,702 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [621712794] [2020-09-04 16:02:11,702 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:11,703 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-04 16:02:11,703 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525622028] [2020-09-04 16:02:11,703 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 16:02:11,703 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:11,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 16:02:11,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-09-04 16:02:11,704 INFO L87 Difference]: Start difference. First operand 2963 states and 3184 transitions. Second operand 12 states. [2020-09-04 16:02:12,301 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:13,137 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:13,938 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:15,999 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:18,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:18,462 INFO L93 Difference]: Finished difference Result 6049 states and 6589 transitions. [2020-09-04 16:02:18,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-09-04 16:02:18,463 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 639 [2020-09-04 16:02:18,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:18,475 INFO L225 Difference]: With dead ends: 6049 [2020-09-04 16:02:18,475 INFO L226 Difference]: Without dead ends: 3303 [2020-09-04 16:02:18,482 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 142 SyntacticMatches, 4 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=305, Invalid=1101, Unknown=0, NotChecked=0, Total=1406 [2020-09-04 16:02:18,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3303 states. [2020-09-04 16:02:19,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3303 to 2996. [2020-09-04 16:02:19,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2996 states. [2020-09-04 16:02:19,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 2996 states and 3196 transitions. [2020-09-04 16:02:19,974 INFO L78 Accepts]: Start accepts. Automaton has 2996 states and 3196 transitions. Word has length 639 [2020-09-04 16:02:19,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:19,974 INFO L479 AbstractCegarLoop]: Abstraction has 2996 states and 3196 transitions. [2020-09-04 16:02:19,974 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 16:02:19,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2996 states and 3196 transitions. [2020-09-04 16:02:19,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 738 [2020-09-04 16:02:19,983 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:19,983 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:19,983 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 16:02:19,983 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:19,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:19,984 INFO L82 PathProgramCache]: Analyzing trace with hash 792574106, now seen corresponding path program 1 times [2020-09-04 16:02:19,984 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:19,984 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2020038525] [2020-09-04 16:02:19,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:20,000 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,608 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:20,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:20,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:20,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:20,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:20,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:20,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:02:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 16:02:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:20,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:02:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-09-04 16:02:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:02:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2020-09-04 16:02:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 16:02:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 16:02:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:20,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 16:02:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2020-09-04 16:02:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2020-09-04 16:02:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:21,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:21,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:02:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2020-09-04 16:02:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2020-09-04 16:02:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2020-09-04 16:02:21,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 714 [2020-09-04 16:02:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2020-09-04 16:02:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,561 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 16:02:21,561 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2020038525] [2020-09-04 16:02:21,561 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:21,561 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 16:02:21,561 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922113330] [2020-09-04 16:02:21,562 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 16:02:21,562 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:21,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 16:02:21,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-09-04 16:02:21,563 INFO L87 Difference]: Start difference. First operand 2996 states and 3196 transitions. Second operand 11 states. [2020-09-04 16:02:22,123 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:24,092 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:26,288 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:26,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:26,926 INFO L93 Difference]: Finished difference Result 5288 states and 5675 transitions. [2020-09-04 16:02:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-09-04 16:02:26,927 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 737 [2020-09-04 16:02:26,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:26,936 INFO L225 Difference]: With dead ends: 5288 [2020-09-04 16:02:26,936 INFO L226 Difference]: Without dead ends: 3205 [2020-09-04 16:02:26,941 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 167 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 220 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=214, Invalid=716, Unknown=0, NotChecked=0, Total=930 [2020-09-04 16:02:26,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3205 states. [2020-09-04 16:02:28,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3205 to 3096. [2020-09-04 16:02:28,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3096 states. [2020-09-04 16:02:28,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 3096 states and 3291 transitions. [2020-09-04 16:02:28,101 INFO L78 Accepts]: Start accepts. Automaton has 3096 states and 3291 transitions. Word has length 737 [2020-09-04 16:02:28,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:28,101 INFO L479 AbstractCegarLoop]: Abstraction has 3096 states and 3291 transitions. [2020-09-04 16:02:28,102 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 16:02:28,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 3291 transitions. [2020-09-04 16:02:28,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 739 [2020-09-04 16:02:28,108 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:28,109 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:28,109 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-09-04 16:02:28,109 INFO L427 AbstractCegarLoop]: === Iteration 20 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:28,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:28,109 INFO L82 PathProgramCache]: Analyzing trace with hash -1582017232, now seen corresponding path program 2 times [2020-09-04 16:02:28,110 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:28,110 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [161055240] [2020-09-04 16:02:28,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:28,126 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,579 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:28,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:28,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:28,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:28,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:28,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:28,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:02:28,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 16:02:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:28,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:02:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2020-09-04 16:02:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2020-09-04 16:02:28,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:28,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:02:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 16:02:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:02:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:28,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2020-09-04 16:02:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2020-09-04 16:02:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:29,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:29,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:02:29,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2020-09-04 16:02:29,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2020-09-04 16:02:29,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2020-09-04 16:02:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:29,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:29,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:29,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 715 [2020-09-04 16:02:29,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2020-09-04 16:02:29,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,772 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 16:02:29,772 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [161055240] [2020-09-04 16:02:29,772 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:29,773 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:02:29,773 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56222819] [2020-09-04 16:02:29,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:02:29,775 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:29,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:02:29,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:02:29,776 INFO L87 Difference]: Start difference. First operand 3096 states and 3291 transitions. Second operand 18 states. [2020-09-04 16:02:30,685 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 16:02:31,640 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:34,158 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:34,783 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:02:35,387 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-04 16:02:36,535 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:36,972 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:02:37,327 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:02:37,670 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:38,006 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:02:38,325 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:39,520 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 16:02:40,912 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 199 [2020-09-04 16:02:41,590 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 205 [2020-09-04 16:02:42,241 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 16:02:42,934 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 199 [2020-09-04 16:02:43,584 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 16:02:44,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:44,676 INFO L93 Difference]: Finished difference Result 4042 states and 4322 transitions. [2020-09-04 16:02:44,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-09-04 16:02:44,677 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 738 [2020-09-04 16:02:44,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:44,680 INFO L225 Difference]: With dead ends: 4042 [2020-09-04 16:02:44,680 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:02:44,694 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 177 SyntacticMatches, 4 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1215 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=831, Invalid=3329, Unknown=0, NotChecked=0, Total=4160 [2020-09-04 16:02:44,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:02:44,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:02:44,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:02:44,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:02:44,695 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 738 [2020-09-04 16:02:44,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:44,696 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:02:44,696 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:02:44,696 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:02:44,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:02:44,697 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-09-04 16:02:44,699 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:02:45,094 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:02:45,434 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:02:45,817 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:02:46,144 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:02:46,918 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 225 [2020-09-04 16:02:47,268 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:02:47,802 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 198 [2020-09-04 16:02:47,985 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:02:48,478 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 199 [2020-09-04 16:02:48,813 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:02:48,988 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:02:49,313 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:02:49,635 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:02:50,148 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:02:50,485 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:02:50,667 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 16:02:50,984 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:02:51,489 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:02:51,857 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:02:52,208 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:02:53,094 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 201 [2020-09-04 16:02:53,268 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:02:53,448 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:02:53,800 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:02:54,297 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2020-09-04 16:02:54,646 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:02:55,637 WARN L193 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:02:56,085 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:02:56,269 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2020-09-04 16:02:56,465 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 16:02:56,831 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 16:02:57,196 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 16:02:57,379 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:02:57,705 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 219 [2020-09-04 16:02:58,559 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:02:58,923 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 16:02:59,256 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 220 [2020-09-04 16:02:59,439 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 16:02:59,804 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 16:03:00,154 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 16:03:01,008 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:03:01,320 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:03:01,647 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 223 [2020-09-04 16:03:02,017 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 16:03:02,373 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 232 [2020-09-04 16:03:02,730 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 16:03:03,075 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:03:03,400 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:03:03,579 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 200 [2020-09-04 16:03:03,952 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:03:04,323 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:03:04,675 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:03:05,855 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 245 DAG size of output: 230 [2020-09-04 16:03:06,237 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:03:06,592 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:03:06,970 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:03:07,348 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:03:07,712 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:03:08,022 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:03:09,226 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 241 DAG size of output: 230 [2020-09-04 16:03:09,603 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:03:10,384 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 16:03:10,739 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:03:11,546 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:03:11,910 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:03:12,848 WARN L193 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:03:13,230 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:03:13,413 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2020-09-04 16:03:13,608 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 16:03:13,972 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 16:03:14,336 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 16:03:14,518 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:03:14,844 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 219 [2020-09-04 16:03:15,767 WARN L193 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:03:16,130 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 16:03:16,461 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 220 [2020-09-04 16:03:16,643 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 16:03:17,006 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 16:03:17,354 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 16:03:18,202 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:03:18,513 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:03:18,839 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 223 [2020-09-04 16:03:19,208 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 16:03:19,564 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 232 [2020-09-04 16:03:19,917 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 16:03:20,263 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:03:20,588 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:03:20,768 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 200 [2020-09-04 16:03:21,136 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:03:21,507 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:03:21,857 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:03:23,043 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 245 DAG size of output: 230 [2020-09-04 16:03:23,425 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:03:23,779 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:03:24,158 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:03:24,536 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:03:24,900 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:03:25,209 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:03:26,415 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 241 DAG size of output: 230 [2020-09-04 16:03:26,793 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:03:27,570 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 16:03:27,923 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:03:28,729 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 16:03:29,090 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:03:29,500 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:03:29,701 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:03:29,920 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 16:03:30,305 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:03:30,690 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:03:30,897 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:03:31,222 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 219 [2020-09-04 16:03:32,140 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 236 [2020-09-04 16:03:32,541 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 239 [2020-09-04 16:03:32,872 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 220 [2020-09-04 16:03:33,078 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:03:33,479 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 239 [2020-09-04 16:03:33,849 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:03:34,759 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 16:03:35,072 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:03:35,415 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 16:03:35,825 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 240 [2020-09-04 16:03:36,220 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 16:03:36,594 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:03:36,960 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:03:37,303 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:03:37,500 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 205 [2020-09-04 16:03:37,889 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:03:38,281 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:03:38,651 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:03:39,824 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 251 DAG size of output: 233 [2020-09-04 16:03:40,224 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:03:40,602 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:03:41,020 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 241 [2020-09-04 16:03:41,418 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:03:41,803 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:03:42,113 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:03:43,457 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:03:43,883 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 241 [2020-09-04 16:03:45,251 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:03:45,626 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:03:46,533 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 238 [2020-09-04 16:03:46,921 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:03:47,576 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:03:48,184 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:03:49,230 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 247 DAG size of output: 233 [2020-09-04 16:03:50,268 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 247 DAG size of output: 233 [2020-09-04 16:03:50,905 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:03:51,549 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:03:53,462 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 261 DAG size of output: 231 [2020-09-04 16:03:54,087 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:03:54,347 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 190 [2020-09-04 16:03:54,664 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 16:03:55,297 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:03:55,636 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:03:56,920 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 247 DAG size of output: 238 [2020-09-04 16:03:57,278 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:03:57,618 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:03:58,202 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:03:58,455 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 191 [2020-09-04 16:03:59,035 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:03:59,365 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:03:59,609 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 190 [2020-09-04 16:03:59,948 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:00,198 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 16:04:00,836 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:04:01,479 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 16:04:02,082 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:04:02,583 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 16:04:02,897 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 16:04:04,200 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 207 [2020-09-04 16:04:05,139 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:04:05,464 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:04:05,721 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 16:04:06,317 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:04:06,904 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:04:07,508 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:04:08,009 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 16:04:08,699 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 199 [2020-09-04 16:04:09,036 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:09,617 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:04:09,868 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 192 [2020-09-04 16:04:10,512 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 200 [2020-09-04 16:04:10,961 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 199 [2020-09-04 16:04:11,486 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:04:12,654 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 16:04:12,973 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:04:13,490 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 221 [2020-09-04 16:04:14,095 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:04:14,421 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 16:04:14,679 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 16:04:15,371 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 198 [2020-09-04 16:04:15,961 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:04:16,405 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 219 [2020-09-04 16:04:16,996 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:04:17,309 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 16:04:17,951 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 16:04:18,577 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 16:04:19,170 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 16:04:19,620 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 219 [2020-09-04 16:04:19,965 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:04:20,218 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 191 [2020-09-04 16:04:21,213 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:04:22,378 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 16:04:22,715 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:23,182 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 221 [2020-09-04 16:04:24,154 WARN L193 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 226 [2020-09-04 16:04:24,485 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:25,218 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:04:25,469 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 16:04:25,808 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:26,275 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 221 [2020-09-04 16:04:26,585 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 219 [2020-09-04 16:04:27,101 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:04:27,352 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 192 [2020-09-04 16:04:27,833 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 224 [2020-09-04 16:04:28,009 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:04:28,190 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:04:28,366 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:04:29,243 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:04:30,192 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:04:30,369 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:04:30,869 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:04:31,353 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:04:32,273 WARN L193 SmtUtils]: Spent 915.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:04:32,744 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 16:04:33,227 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:04:34,164 WARN L193 SmtUtils]: Spent 935.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:04:35,139 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:04:35,482 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:35,834 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:36,170 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:04:36,346 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:04:36,694 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:36,868 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:04:37,044 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:04:37,221 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:04:37,561 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:04:37,727 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:04:37,900 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:04:38,246 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:38,592 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:38,753 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:04:39,079 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 219 [2020-09-04 16:04:39,406 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:04:39,736 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:04:40,067 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 220 [2020-09-04 16:04:40,228 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-04 16:04:40,405 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:04:40,735 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:04:40,906 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:04:41,216 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:04:41,378 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:04:41,718 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:04:41,890 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:04:42,224 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:04:42,555 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:04:42,716 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 16:04:42,879 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:04:43,228 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:04:43,581 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:04:43,919 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:04:44,843 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:04:45,205 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:45,387 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:04:45,733 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:46,093 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:04:46,439 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:46,747 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:04:47,739 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:04:48,085 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:48,858 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:04:49,201 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:04:49,828 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 194 [2020-09-04 16:04:50,174 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:04:50,430 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 190 [2020-09-04 16:04:50,748 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 16:04:51,382 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:04:51,721 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:53,015 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 247 DAG size of output: 238 [2020-09-04 16:04:53,380 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:04:53,720 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:54,304 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:04:54,557 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 191 [2020-09-04 16:04:55,137 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:04:55,468 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:55,711 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 190 [2020-09-04 16:04:56,052 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:56,301 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 16:04:56,936 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:04:57,576 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 16:04:58,179 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:04:58,681 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 16:04:58,996 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 16:05:00,294 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 207 [2020-09-04 16:05:01,234 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:05:01,558 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:05:01,815 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 16:05:02,411 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:05:02,999 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:05:03,604 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:05:04,104 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 16:05:04,799 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 199 [2020-09-04 16:05:05,135 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:05,792 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:05:06,042 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 192 [2020-09-04 16:05:06,689 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 200 [2020-09-04 16:05:07,067 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 199 [2020-09-04 16:05:07,592 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:05:08,769 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 16:05:09,087 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:05:09,602 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 221 [2020-09-04 16:05:10,208 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:05:10,536 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 16:05:10,793 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 16:05:11,489 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 198 [2020-09-04 16:05:12,076 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:05:12,522 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 219 [2020-09-04 16:05:13,108 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:05:13,422 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 16:05:14,064 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 16:05:14,687 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 16:05:15,277 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 16:05:15,727 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 219 [2020-09-04 16:05:16,071 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:16,325 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 191 [2020-09-04 16:05:17,322 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:05:18,488 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 16:05:18,836 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:05:19,304 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 221 [2020-09-04 16:05:20,271 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 226 [2020-09-04 16:05:20,602 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:05:21,331 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:05:21,582 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 16:05:21,920 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:05:22,387 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 221 [2020-09-04 16:05:22,698 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 219 [2020-09-04 16:05:23,214 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:05:23,467 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 192 [2020-09-04 16:05:23,895 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:05:25,296 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 16:05:26,691 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 16:05:27,100 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:05:27,520 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:05:27,932 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:05:28,321 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:05:30,977 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 269 DAG size of output: 259 [2020-09-04 16:05:31,337 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:31,519 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:05:31,853 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:32,183 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:32,362 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:05:32,716 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:33,063 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:33,258 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:05:33,469 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:05:33,655 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:05:34,268 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:05:34,956 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-09-04 16:05:35,338 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 16:05:35,932 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:05:36,522 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:05:36,910 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 16:05:38,349 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 266 DAG size of output: 246 [2020-09-04 16:05:39,843 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 266 DAG size of output: 246 [2020-09-04 16:05:40,437 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:05:41,041 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:05:41,442 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 16:05:42,080 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 236 [2020-09-04 16:05:42,759 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 240 [2020-09-04 16:05:43,428 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-09-04 16:05:44,077 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 238 [2020-09-04 16:05:45,857 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 281 DAG size of output: 254 [2020-09-04 16:05:46,254 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 16:05:46,638 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 16:05:46,969 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:47,307 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:47,665 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:47,863 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:05:48,043 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:05:48,391 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:48,574 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:05:48,754 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:05:49,110 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:49,455 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:49,796 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:05:49,968 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:05:50,306 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:50,651 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:50,818 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:05:51,165 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:51,328 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:05:51,656 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 219 [2020-09-04 16:05:51,983 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:05:52,317 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:52,643 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 220 [2020-09-04 16:05:52,801 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-04 16:05:52,983 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:05:53,323 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:05:53,655 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:53,816 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:05:53,988 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:05:54,156 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:05:54,486 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:05:54,797 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:05:54,959 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 16:05:55,296 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:55,458 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:05:55,799 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:56,149 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:05:57,077 WARN L193 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:05:57,408 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:57,769 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:57,951 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:05:58,310 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:05:58,654 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:58,998 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:00,059 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:06:00,403 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:01,176 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:06:01,493 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:01,822 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:02,447 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 194 [2020-09-04 16:06:02,798 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:03,143 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:03,320 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:06:03,629 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:03,954 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:04,279 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:04,626 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:06:04,798 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:06:05,144 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:05,490 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:06,127 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 200 [2020-09-04 16:06:06,437 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:06,601 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:06:06,773 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:06:06,951 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:06:07,115 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:06:07,468 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:07,793 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:08,187 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 202 [2020-09-04 16:06:08,349 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:06:08,513 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:06:09,148 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 201 [2020-09-04 16:06:09,467 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 219 [2020-09-04 16:06:09,638 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:06:09,962 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 220 [2020-09-04 16:06:10,125 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:06:10,447 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:10,766 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:06:10,927 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 16:06:11,102 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:06:11,441 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:11,756 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:12,080 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:12,411 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:12,774 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:06:12,947 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:06:13,265 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:13,597 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:13,928 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:14,105 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:06:14,450 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:14,619 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:15,192 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:06:15,539 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:15,858 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:06:16,025 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:06:16,359 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:17,074 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 225 [2020-09-04 16:06:17,399 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:17,756 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:06:17,916 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 16:06:18,253 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:18,416 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:06:18,578 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-04 16:06:18,897 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:06:19,248 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:19,425 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:06:19,774 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:19,950 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:06:20,283 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:20,856 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:06:21,024 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:06:21,182 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:21,520 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:06:21,872 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:22,188 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:23,250 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 247 DAG size of output: 203 [2020-09-04 16:06:23,591 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:06:23,920 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:06:24,091 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:06:24,258 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:24,596 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:24,928 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:06:25,084 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-04 16:06:25,269 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:06:25,581 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:06:26,252 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 198 [2020-09-04 16:06:26,572 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:27,161 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 16:06:27,333 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:06:27,499 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:06:27,854 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:28,214 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 16:06:28,943 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 225 [2020-09-04 16:06:29,106 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:06:29,425 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:29,786 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:30,111 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:30,455 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:31,029 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:06:31,816 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 202 [2020-09-04 16:06:32,588 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:06:32,749 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:06:33,101 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:33,440 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:06:33,759 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 219 [2020-09-04 16:06:34,358 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 198 [2020-09-04 16:06:34,742 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 201 [2020-09-04 16:06:35,606 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:06:35,936 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 220 [2020-09-04 16:06:36,924 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 225 [2020-09-04 16:06:37,850 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:06:38,788 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:06:39,127 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:39,438 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:06:40,084 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:06:40,712 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:41,029 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:41,767 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:06:42,432 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:06:42,750 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:43,485 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:06:44,227 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:06:44,861 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:06:45,178 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:06:45,897 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:46,239 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:46,972 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:06:47,845 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 226 [2020-09-04 16:06:48,168 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:48,735 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:06:49,615 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 226 [2020-09-04 16:06:50,336 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:50,703 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:51,066 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:06:51,449 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:06:51,827 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:06:52,233 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:06:52,586 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:52,993 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:06:53,367 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:06:54,354 WARN L193 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 232 [2020-09-04 16:06:54,719 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:06:54,923 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 16:06:55,275 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:55,708 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:55,912 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 16:06:56,326 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:06:56,707 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:06:57,285 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 16:06:57,488 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:06:57,692 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 16:06:58,579 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 16:06:58,952 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:06:59,163 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:06:59,544 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:06:59,747 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 16:07:00,122 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:00,497 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:07:00,699 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 16:07:00,911 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:07:01,305 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:07:01,674 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:07:02,053 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:02,446 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:07:02,865 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:07:03,073 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:07:03,447 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:03,807 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:04,165 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:04,525 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:04,931 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:07:05,140 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 16:07:05,904 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 16:07:06,278 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:07:06,654 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:07:06,860 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 16:07:07,223 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:08,124 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 16:07:08,476 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:08,893 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:07:09,094 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 16:07:09,479 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:07:09,683 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 16:07:09,880 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:07:10,255 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:07:10,667 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:07:11,028 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:11,405 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:07:11,764 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:12,156 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:07:12,892 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:07:13,100 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:07:13,299 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 16:07:13,695 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:07:14,106 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:07:14,477 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:07:16,242 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 262 DAG size of output: 254 [2020-09-04 16:07:16,642 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:07:17,030 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:07:17,380 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:17,588 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:07:17,984 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:07:18,372 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:07:18,568 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:07:18,936 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:19,305 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:07:21,338 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 239 DAG size of output: 234 [2020-09-04 16:07:21,716 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:07:23,176 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 234 DAG size of output: 229 [2020-09-04 16:07:23,527 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:23,734 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:07:24,149 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:07:24,700 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:07:25,618 WARN L193 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 16:07:25,823 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:07:26,200 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:07:26,622 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:07:27,000 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:27,374 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:07:28,139 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 16:07:29,073 WARN L193 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 245 [2020-09-04 16:07:30,492 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 251 DAG size of output: 247 [2020-09-04 16:07:30,694 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:07:31,105 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:07:31,474 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:31,849 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:32,793 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:33,375 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:07:34,482 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 16:07:34,869 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:07:37,550 WARN L193 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 266 DAG size of output: 261 [2020-09-04 16:07:38,225 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:07:38,849 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:07:39,839 WARN L193 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 236 [2020-09-04 16:07:40,821 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 236 [2020-09-04 16:07:41,477 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:07:42,141 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:07:44,101 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 264 DAG size of output: 231 [2020-09-04 16:07:44,743 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:07:45,071 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:07:45,574 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:07:45,756 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 16:07:46,112 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:07:46,442 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:07:46,758 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:07:47,075 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:07:47,574 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:07:47,889 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:07:48,204 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:07:48,696 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2020-09-04 16:07:49,445 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 225 [2020-09-04 16:07:49,956 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 198 [2020-09-04 16:07:50,443 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 199 [2020-09-04 16:07:50,790 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:07:51,138 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:07:52,087 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 201 [2020-09-04 16:07:52,862 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:07:53,065 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 16:07:53,443 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:07:53,832 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:07:54,030 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 201 [2020-09-04 16:07:54,419 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:07:54,612 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2020-09-04 16:07:54,974 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 16:07:55,339 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:07:55,715 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:07:56,081 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 228 [2020-09-04 16:07:56,269 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 198 [2020-09-04 16:07:56,481 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 16:07:56,863 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:07:57,239 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:07:57,429 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 16:07:57,631 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 16:07:57,827 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 16:07:58,197 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:07:58,548 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:07:58,739 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 16:07:59,117 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:07:59,309 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2020-09-04 16:07:59,693 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:08:00,093 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:08:01,230 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:08:01,602 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:08:02,007 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:08:02,221 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 16:08:02,623 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:08:03,011 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:08:03,399 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:08:04,508 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 243 DAG size of output: 238 [2020-09-04 16:08:04,894 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:08:05,796 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 16:08:06,150 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:06,519 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:07,289 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 203 [2020-09-04 16:08:07,680 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:08:07,873 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2020-09-04 16:08:08,072 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 16:08:08,449 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 16:08:08,819 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:08:09,013 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:08:09,349 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 222 [2020-09-04 16:08:10,242 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 16:08:10,619 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 16:08:10,963 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 223 [2020-09-04 16:08:11,155 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:08:11,523 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:08:11,886 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 16:08:12,772 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:08:13,089 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:13,429 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 226 [2020-09-04 16:08:13,813 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:08:14,177 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 16:08:14,537 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 16:08:14,895 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:08:15,235 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:15,424 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 16:08:15,802 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:08:16,186 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 16:08:16,544 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:08:16,938 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:08:17,299 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:08:17,692 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 16:08:18,084 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:08:18,455 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:08:18,770 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:19,154 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:08:19,985 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 235 [2020-09-04 16:08:20,349 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:08:20,730 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:08:21,152 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:08:22,554 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 16:08:23,952 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 16:08:24,359 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:08:24,776 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:08:25,189 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:08:25,576 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:08:26,945 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 258 DAG size of output: 249 [2020-09-04 16:08:27,303 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:27,650 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:08:28,053 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:08:28,456 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:08:28,806 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:08:29,018 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:08:29,379 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:29,588 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:08:29,800 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 16:08:30,012 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 16:08:30,953 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:08:34,448 WARN L193 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 468 DAG size of output: 352 [2020-09-04 16:08:34,795 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:36,942 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 401 DAG size of output: 278 [2020-09-04 16:08:37,938 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:08:38,437 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:08:38,619 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 16:08:38,975 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:39,303 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:08:39,619 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:39,935 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:08:40,434 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:08:40,751 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:08:41,065 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:41,558 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2020-09-04 16:08:42,309 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 225 [2020-09-04 16:08:42,821 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 198 [2020-09-04 16:08:43,310 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 199 [2020-09-04 16:08:43,658 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:08:44,007 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:08:44,889 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 201 [2020-09-04 16:08:49,114 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:08:49,498 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:08:49,833 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:08:50,651 WARN L193 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:08:51,461 WARN L193 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:08:51,817 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:52,181 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:08:53,102 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:08:53,451 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:08:53,936 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:08:54,113 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:08:54,293 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:08:54,469 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:08:55,363 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:08:56,323 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:08:56,500 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:08:57,009 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 16:08:57,503 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 16:08:58,435 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:08:58,913 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 16:08:59,407 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 16:09:00,359 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:09:00,995 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:09:01,580 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:09:02,466 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 230 [2020-09-04 16:09:03,342 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 230 [2020-09-04 16:09:03,960 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:09:04,585 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:09:06,751 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 258 DAG size of output: 241 [2020-09-04 16:09:07,357 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:09:10,847 WARN L193 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 403 DAG size of output: 299 [2020-09-04 16:09:11,192 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:09:12,125 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:09:12,469 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:09:12,815 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:09:13,145 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:09:13,717 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 224 [2020-09-04 16:09:14,064 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 16:09:14,247 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:09:14,429 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:09:14,600 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:09:14,776 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:09:15,459 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 16:09:15,790 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:09:16,121 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:09:16,444 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-09-04 16:09:16,800 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:09:17,124 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:17,484 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:17,862 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 16:09:18,038 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:09:18,205 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:09:18,678 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 225 [2020-09-04 16:09:18,843 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:09:19,301 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 223 [2020-09-04 16:09:19,649 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 196 [2020-09-04 16:09:19,965 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:20,146 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:09:20,544 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:09:21,476 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:09:22,387 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:09:22,570 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2020-09-04 16:09:22,765 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 16:09:23,129 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 16:09:23,491 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 16:09:23,673 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:09:23,999 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 219 [2020-09-04 16:09:24,854 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:09:25,217 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 16:09:25,548 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 220 [2020-09-04 16:09:25,729 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 16:09:26,091 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 16:09:26,437 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 16:09:27,293 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:09:27,604 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:09:27,930 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 223 [2020-09-04 16:09:28,299 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 16:09:28,656 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 232 [2020-09-04 16:09:29,007 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 16:09:29,354 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:09:29,678 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:09:29,858 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 200 [2020-09-04 16:09:30,223 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:09:30,593 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:09:30,943 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:09:31,322 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:09:31,675 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:09:32,052 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:09:32,429 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:09:32,792 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:09:33,101 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:09:33,479 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:09:34,309 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 16:09:34,660 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:09:35,027 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:09:35,387 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:09:35,758 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:36,099 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:09:36,956 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 230 [2020-09-04 16:09:37,796 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 230 [2020-09-04 16:09:38,161 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:09:38,530 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:39,456 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:09:39,851 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:09:40,044 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2020-09-04 16:09:40,244 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 16:09:40,621 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 16:09:40,991 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:09:41,184 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:09:41,523 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 222 [2020-09-04 16:09:42,414 WARN L193 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 16:09:42,792 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 16:09:43,136 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 223 [2020-09-04 16:09:43,327 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:09:43,696 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:09:44,059 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 16:09:44,934 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:09:45,251 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:45,591 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 226 [2020-09-04 16:09:45,975 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:09:46,338 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 16:09:46,699 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 16:09:47,058 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:47,396 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:09:47,585 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 16:09:47,963 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:09:48,349 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 16:09:48,705 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:09:49,100 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:09:49,459 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:09:49,852 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 16:09:50,244 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:09:50,616 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:09:50,931 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:51,317 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:09:52,192 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 235 [2020-09-04 16:09:52,557 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:09:52,936 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:09:53,406 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:09:53,875 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:09:54,542 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:09:54,855 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:09:56,283 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 261 DAG size of output: 245 [2020-09-04 16:09:56,749 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:09:58,185 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 261 DAG size of output: 245 [2020-09-04 16:09:58,498 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 207 [2020-09-04 16:09:58,813 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 207 [2020-09-04 16:09:59,128 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:09:59,759 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2020-09-04 16:10:00,068 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:10:00,705 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 16:10:01,383 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:10:02,041 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 239 [2020-09-04 16:10:03,660 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 276 DAG size of output: 253 [2020-09-04 16:10:03,966 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 207 [2020-09-04 16:10:04,476 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 207 [2020-09-04 16:10:04,936 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:10:05,396 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:10:05,710 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:10:06,056 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:06,411 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:06,797 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:10:06,990 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2020-09-04 16:10:07,191 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 16:10:07,575 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 16:10:07,946 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:10:08,139 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:10:08,478 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 222 [2020-09-04 16:10:09,366 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 16:10:09,744 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 16:10:10,095 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 223 [2020-09-04 16:10:10,286 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:10:10,657 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:10:11,020 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 16:10:11,894 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:10:12,214 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:10:12,554 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 226 [2020-09-04 16:10:12,940 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:10:13,303 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 16:10:13,663 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 16:10:14,022 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:10:14,361 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:10:14,551 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 16:10:14,930 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:10:15,318 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 16:10:15,675 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:10:16,071 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:10:16,433 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:10:16,825 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 16:10:17,266 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:10:17,638 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:10:17,955 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:10:18,339 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:10:19,215 WARN L193 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 235 [2020-09-04 16:10:19,580 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:10:19,961 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:10:20,447 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:10:20,624 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:10:20,804 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:10:20,981 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:10:21,875 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:10:22,835 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:10:23,013 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:10:23,523 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 16:10:24,020 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 16:10:24,957 WARN L193 SmtUtils]: Spent 932.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:10:25,436 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 16:10:25,929 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 16:10:26,880 WARN L193 SmtUtils]: Spent 949.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:10:27,241 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:10:27,650 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:10:28,012 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:10:29,926 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 260 DAG size of output: 252 [2020-09-04 16:10:31,335 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:10:32,318 WARN L193 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 16:10:32,686 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:10:33,056 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:10:33,418 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:10:34,195 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:10:34,569 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:10:34,785 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 211 [2020-09-04 16:10:35,145 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:10:35,928 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:10:36,331 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:10:36,729 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:10:38,177 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 258 DAG size of output: 248 [2020-09-04 16:10:38,849 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 218 [2020-09-04 16:10:39,721 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:10:40,250 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:40,433 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:10:41,355 WARN L193 SmtUtils]: Spent 917.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:10:41,832 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 16:10:42,306 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 16:10:42,488 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:10:42,668 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:10:43,156 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 16:10:43,616 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:10:44,523 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:10:45,440 WARN L193 SmtUtils]: Spent 912.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:10:45,617 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:10:45,790 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:10:46,147 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:47,071 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:10:47,416 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:47,775 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:10:48,107 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:10:48,286 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:10:48,465 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:10:48,799 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:10:49,145 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:49,489 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:50,265 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:10:50,449 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:10:50,780 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:10:51,121 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:51,310 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:10:51,671 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:10:52,015 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:52,150 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 18 [2020-09-04 16:10:52,444 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 202 [2020-09-04 16:10:52,657 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 27 [2020-09-04 16:10:52,835 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 28 [2020-09-04 16:10:52,953 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 24 [2020-09-04 16:10:53,442 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 220 [2020-09-04 16:10:53,677 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 28 [2020-09-04 16:10:54,163 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 220 [2020-09-04 16:10:54,341 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 28 [2020-09-04 16:10:54,828 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 220 [2020-09-04 16:10:54,948 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 24 [2020-09-04 16:10:55,591 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 229 [2020-09-04 16:10:55,826 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 28 [2020-09-04 16:10:56,067 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 28 [2020-09-04 16:10:56,257 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 27 [2020-09-04 16:10:56,552 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 194 [2020-09-04 16:10:56,675 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 23 [2020-09-04 16:10:56,856 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 28 [2020-09-04 16:10:57,420 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 16:10:57,586 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 28 [2020-09-04 16:10:57,822 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 28 [2020-09-04 16:10:58,049 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 27 [2020-09-04 16:10:58,180 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 18 [2020-09-04 16:10:58,345 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 28 [2020-09-04 16:10:58,987 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 229 [2020-09-04 16:10:59,216 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 27 [2020-09-04 16:10:59,511 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 193 [2020-09-04 16:10:59,686 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 28 [2020-09-04 16:11:00,063 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:11:00,235 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:11:00,588 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:11:01,508 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 16:11:01,853 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:11:02,212 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:11:02,541 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:11:02,720 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:11:02,898 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:11:03,233 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:11:03,579 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:11:03,923 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:11:04,696 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:11:04,880 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:11:05,210 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:11:05,547 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:05,735 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:11:06,086 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:06,443 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:11:06,772 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:11:07,555 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:11:08,325 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:11:08,676 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:11:09,032 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:11:10,049 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 16:11:11,480 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 257 DAG size of output: 249 [2020-09-04 16:11:12,905 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 257 DAG size of output: 249 [2020-09-04 16:11:13,318 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:11:13,743 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 16:11:14,163 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 16:11:14,559 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:11:17,406 WARN L193 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 271 DAG size of output: 261 [2020-09-04 16:11:17,597 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 27 [2020-09-04 16:11:18,154 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 16:11:18,343 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 31 [2020-09-04 16:11:18,511 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 26 [2020-09-04 16:11:19,064 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 16:11:19,229 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 25 [2020-09-04 16:11:19,411 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 32 [2020-09-04 16:11:19,584 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 28 [2020-09-04 16:11:19,754 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 25 [2020-09-04 16:11:19,933 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 30 [2020-09-04 16:11:20,333 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:11:20,537 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-09-04 16:11:20,742 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 16:11:21,133 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 16:11:21,510 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:11:21,716 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:11:22,066 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 16:11:22,998 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 237 [2020-09-04 16:11:23,389 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:11:23,745 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 226 [2020-09-04 16:11:23,946 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:11:24,324 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:11:24,699 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:11:25,617 WARN L193 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-09-04 16:11:25,941 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:26,294 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 229 [2020-09-04 16:11:26,695 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 16:11:27,069 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 16:11:27,436 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:11:27,809 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:11:28,161 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:11:28,362 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2020-09-04 16:11:28,757 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:11:29,163 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 16:11:29,528 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:11:29,939 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-09-04 16:11:30,308 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:11:30,715 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:11:31,121 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:11:31,500 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:11:31,822 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:32,217 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:11:33,052 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 238 [2020-09-04 16:11:33,432 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:11:33,827 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:11:37,301 WARN L193 SmtUtils]: Spent 3.46 s on a formula simplification. DAG size of input: 468 DAG size of output: 352 [2020-09-04 16:11:37,635 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:11:37,971 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:11:38,318 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:11:38,505 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:11:38,676 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:11:39,023 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:11:39,199 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:11:39,371 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:11:39,715 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:11:40,037 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:11:40,195 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-04 16:11:40,551 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:11:41,174 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 200 [2020-09-04 16:11:41,352 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:11:41,706 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:11:41,882 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:11:42,040 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:11:42,375 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:11:42,537 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:11:43,320 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 202 [2020-09-04 16:11:43,495 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:11:44,067 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:11:44,248 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:11:44,410 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:11:44,766 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:11:45,112 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:11:45,423 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:11:45,815 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 202 [2020-09-04 16:11:45,980 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:11:46,764 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 202 [2020-09-04 16:11:47,111 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:11:48,172 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 247 DAG size of output: 203 [2020-09-04 16:11:48,809 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 201 [2020-09-04 16:11:49,132 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:11:49,301 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:11:49,471 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:11:49,807 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:11:50,123 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:11:50,440 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:11:51,114 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 198 [2020-09-04 16:11:51,423 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:11:52,484 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 247 DAG size of output: 203 [2020-09-04 16:11:52,645 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:11:53,054 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 16:11:53,228 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:11:53,546 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:11:54,134 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 16:11:54,471 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:11:54,638 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:11:54,957 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:11:55,683 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 225 [2020-09-04 16:11:55,851 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:11:56,170 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:11:56,493 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:11:56,810 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:11:57,379 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:11:58,170 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 202 [2020-09-04 16:11:58,746 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:11:58,907 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:11:59,289 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 201 [2020-09-04 16:12:00,348 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 247 DAG size of output: 203 [2020-09-04 16:12:00,946 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 198 [2020-09-04 16:12:01,299 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:12:01,619 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 219 [2020-09-04 16:12:01,782 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:12:02,120 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:12:02,843 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 225 [2020-09-04 16:12:03,708 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:12:04,040 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:12:04,363 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 220 [2020-09-04 16:12:04,688 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 222