/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 --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 21:07:47,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 21:07:47,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 21:07:47,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 21:07:47,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 21:07:47,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 21:07:47,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 21:07:47,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 21:07:47,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 21:07:47,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 21:07:47,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 21:07:47,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 21:07:47,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 21:07:47,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 21:07:47,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 21:07:47,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 21:07:47,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 21:07:47,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 21:07:47,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 21:07:47,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 21:07:47,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 21:07:47,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 21:07:47,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 21:07:47,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 21:07:47,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 21:07:47,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 21:07:47,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 21:07:47,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 21:07:47,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 21:07:47,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 21:07:47,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 21:07:47,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 21:07:47,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 21:07:47,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 21:07:47,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 21:07:47,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 21:07:47,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 21:07:47,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 21:07:47,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 21:07:47,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 21:07:47,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 21:07:47,296 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 21:07:47,316 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 21:07:47,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 21:07:47,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 21:07:47,318 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 21:07:47,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 21:07:47,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 21:07:47,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 21:07:47,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 21:07:47,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 21:07:47,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 21:07:47,319 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 21:07:47,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 21:07:47,320 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 21:07:47,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 21:07:47,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 21:07:47,322 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 21:07:47,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 21:07:47,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 21:07:47,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 21:07:47,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 21:07:47,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 21:07:47,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 21:07:47,323 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-09-04 21:07:47,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 21:07:47,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 21:07:47,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 21:07:47,793 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 21:07:47,793 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 21:07:47,795 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2020-09-04 21:07:47,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ddb26aeb/79f3e7aefa09486b92de217f3b0ff0d8/FLAG3b958ff26 [2020-09-04 21:07:48,466 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 21:07:48,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2020-09-04 21:07:48,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ddb26aeb/79f3e7aefa09486b92de217f3b0ff0d8/FLAG3b958ff26 [2020-09-04 21:07:48,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ddb26aeb/79f3e7aefa09486b92de217f3b0ff0d8 [2020-09-04 21:07:48,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 21:07:48,790 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 21:07:48,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 21:07:48,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 21:07:48,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 21:07:48,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:07:48" (1/1) ... [2020-09-04 21:07:48,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29040ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:48, skipping insertion in model container [2020-09-04 21:07:48,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:07:48" (1/1) ... [2020-09-04 21:07:48,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 21:07:48,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 21:07:49,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:07:49,225 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 21:07:49,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:07:49,486 INFO L208 MainTranslator]: Completed translation [2020-09-04 21:07:49,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:49 WrapperNode [2020-09-04 21:07:49,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 21:07:49,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 21:07:49,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 21:07:49,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 21:07:49,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:49" (1/1) ... [2020-09-04 21:07:49,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:49" (1/1) ... [2020-09-04 21:07:49,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:49" (1/1) ... [2020-09-04 21:07:49,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:49" (1/1) ... [2020-09-04 21:07:49,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:49" (1/1) ... [2020-09-04 21:07:49,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:49" (1/1) ... [2020-09-04 21:07:49,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:49" (1/1) ... [2020-09-04 21:07:49,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 21:07:49,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 21:07:49,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 21:07:49,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 21:07:49,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:49" (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 21:07:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 21:07:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 21:07:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 21:07:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 21:07:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 21:07:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 21:07:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 21:07:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 21:07:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 21:07:49,661 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 21:07:49,661 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 21:07:49,661 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 21:07:49,661 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 21:07:49,661 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 21:07:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 21:07:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 21:07:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 21:07:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 21:07:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-04 21:07:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 21:07:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 21:07:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 21:07:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 21:07:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 21:07:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 21:07:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 21:07:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 21:07:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 21:07:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 21:07:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 21:07:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 21:07:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:07:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:07:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:07:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 21:07:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 21:07:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 21:07:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 21:07:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 21:07:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 21:07:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 21:07:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 21:07:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 21:07:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 21:07:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 21:07:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 21:07:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 21:07:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 21:07:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 21:07:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 21:07:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 21:07:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 21:07:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 21:07:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 21:07:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 21:07:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 21:07:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 21:07:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 21:07:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 21:07:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-04 21:07:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:07:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:07:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 21:07:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 21:07:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 21:07:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 21:07:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 21:07:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 21:07:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 21:07:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 21:07:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 21:07:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 21:07:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 21:07:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 21:07:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 21:07:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 21:07:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 21:07:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 21:07:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 21:07:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 21:07:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 21:07:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 21:07:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 21:07:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 21:07:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 21:07:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 21:07:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 21:07:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 21:07:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 21:07:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:07:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 21:07:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 21:07:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 21:07:49,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 21:07:49,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 21:07:49,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 21:07:50,814 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 21:07:50,814 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 21:07:50,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:07:50 BoogieIcfgContainer [2020-09-04 21:07:50,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 21:07:50,823 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 21:07:50,823 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 21:07:50,827 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 21:07:50,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:07:48" (1/3) ... [2020-09-04 21:07:50,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352d9eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:07:50, skipping insertion in model container [2020-09-04 21:07:50,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:49" (2/3) ... [2020-09-04 21:07:50,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352d9eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:07:50, skipping insertion in model container [2020-09-04 21:07:50,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:07:50" (3/3) ... [2020-09-04 21:07:50,831 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product36.cil.c [2020-09-04 21:07:50,842 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 21:07:50,853 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 21:07:50,874 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 21:07:50,897 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 21:07:50,897 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 21:07:50,897 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 21:07:50,898 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 21:07:50,898 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 21:07:50,898 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 21:07:50,898 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 21:07:50,898 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 21:07:50,920 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states. [2020-09-04 21:07:50,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 21:07:50,942 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:07:50,944 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 21:07:50,944 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:07:50,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:07:50,952 INFO L82 PathProgramCache]: Analyzing trace with hash -1597638974, now seen corresponding path program 1 times [2020-09-04 21:07:50,963 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:07:50,963 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [311461313] [2020-09-04 21:07:50,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:07:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:51,787 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:07:51,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:07:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:51,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:07:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:51,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:07:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:51,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:07:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:51,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:07:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:51,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:07:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:51,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 21:07:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:51,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:07:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:51,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 21:07:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:51,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:07:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:51,975 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 21:07:51,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [311461313] [2020-09-04 21:07:51,978 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:07:51,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 21:07:51,979 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207952230] [2020-09-04 21:07:51,985 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 21:07:51,986 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:07:52,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 21:07:52,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 21:07:52,009 INFO L87 Difference]: Start difference. First operand 304 states. Second operand 4 states. [2020-09-04 21:07:53,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:07:53,233 INFO L93 Difference]: Finished difference Result 468 states and 551 transitions. [2020-09-04 21:07:53,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 21:07:53,235 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 21:07:53,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:07:53,256 INFO L225 Difference]: With dead ends: 468 [2020-09-04 21:07:53,257 INFO L226 Difference]: Without dead ends: 300 [2020-09-04 21:07:53,263 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 21:07:53,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2020-09-04 21:07:53,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 253. [2020-09-04 21:07:53,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2020-09-04 21:07:53,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 274 transitions. [2020-09-04 21:07:53,445 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 274 transitions. Word has length 160 [2020-09-04 21:07:53,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:07:53,448 INFO L479 AbstractCegarLoop]: Abstraction has 253 states and 274 transitions. [2020-09-04 21:07:53,448 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 21:07:53,449 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 274 transitions. [2020-09-04 21:07:53,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 21:07:53,462 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:07:53,462 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 21:07:53,463 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 21:07:53,463 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:07:53,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:07:53,464 INFO L82 PathProgramCache]: Analyzing trace with hash 960468247, now seen corresponding path program 1 times [2020-09-04 21:07:53,464 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:07:53,464 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [922136030] [2020-09-04 21:07:53,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:07:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:53,958 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:07:53,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:07:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:54,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:07:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:54,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:07:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:54,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:07:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:54,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:07:54,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:54,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:07:54,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:54,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:07:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:54,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:07:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:54,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:07:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:54,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:07:54,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:54,123 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 21:07:54,123 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [922136030] [2020-09-04 21:07:54,123 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:07:54,124 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 21:07:54,125 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828521286] [2020-09-04 21:07:54,129 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 21:07:54,129 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:07:54,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 21:07:54,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 21:07:54,130 INFO L87 Difference]: Start difference. First operand 253 states and 274 transitions. Second operand 5 states. [2020-09-04 21:07:54,854 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:07:55,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:07:55,792 INFO L93 Difference]: Finished difference Result 384 states and 433 transitions. [2020-09-04 21:07:55,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 21:07:55,793 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 21:07:55,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:07:55,798 INFO L225 Difference]: With dead ends: 384 [2020-09-04 21:07:55,798 INFO L226 Difference]: Without dead ends: 289 [2020-09-04 21:07:55,800 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 21:07:55,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2020-09-04 21:07:55,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 243. [2020-09-04 21:07:55,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2020-09-04 21:07:55,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 261 transitions. [2020-09-04 21:07:55,868 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 261 transitions. Word has length 161 [2020-09-04 21:07:55,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:07:55,869 INFO L479 AbstractCegarLoop]: Abstraction has 243 states and 261 transitions. [2020-09-04 21:07:55,869 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 21:07:55,869 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 261 transitions. [2020-09-04 21:07:55,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-09-04 21:07:55,872 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:07:55,872 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] [2020-09-04 21:07:55,873 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 21:07:55,873 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:07:55,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:07:55,873 INFO L82 PathProgramCache]: Analyzing trace with hash 767215678, now seen corresponding path program 1 times [2020-09-04 21:07:55,874 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:07:55,874 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [511717485] [2020-09-04 21:07:55,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:07:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:56,291 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:07:56,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:07:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:56,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:07:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:56,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:07:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:56,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:07:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:56,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:07:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:56,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:07:56,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:56,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:07:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:56,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:07:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:56,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:07:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:56,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-09-04 21:07:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:56,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-09-04 21:07:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:07:56,519 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 21:07:56,520 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [511717485] [2020-09-04 21:07:56,520 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:07:56,521 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 21:07:56,521 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339759278] [2020-09-04 21:07:56,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 21:07:56,522 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:07:56,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 21:07:56,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 21:07:56,523 INFO L87 Difference]: Start difference. First operand 243 states and 261 transitions. Second operand 11 states. [2020-09-04 21:07:57,149 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:07:57,470 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:07:57,764 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:07:58,074 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:07:58,427 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:07:58,723 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:07:59,952 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:02,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:02,010 INFO L93 Difference]: Finished difference Result 662 states and 770 transitions. [2020-09-04 21:08:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 21:08:02,011 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 174 [2020-09-04 21:08:02,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:02,017 INFO L225 Difference]: With dead ends: 662 [2020-09-04 21:08:02,017 INFO L226 Difference]: Without dead ends: 534 [2020-09-04 21:08:02,024 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2020-09-04 21:08:02,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2020-09-04 21:08:02,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 427. [2020-09-04 21:08:02,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2020-09-04 21:08:02,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 475 transitions. [2020-09-04 21:08:02,172 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 475 transitions. Word has length 174 [2020-09-04 21:08:02,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:02,173 INFO L479 AbstractCegarLoop]: Abstraction has 427 states and 475 transitions. [2020-09-04 21:08:02,173 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 21:08:02,174 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 475 transitions. [2020-09-04 21:08:02,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 21:08:02,176 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:02,177 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 21:08:02,177 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 21:08:02,177 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:02,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:02,178 INFO L82 PathProgramCache]: Analyzing trace with hash -45205301, now seen corresponding path program 1 times [2020-09-04 21:08:02,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:02,178 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1906758652] [2020-09-04 21:08:02,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,570 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:02,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:02,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:02,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 21:08:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:08:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 21:08:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 21:08:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,814 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 21:08:02,814 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1906758652] [2020-09-04 21:08:02,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:02,815 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:08:02,816 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591514632] [2020-09-04 21:08:02,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:08:02,817 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:02,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:08:02,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:08:02,820 INFO L87 Difference]: Start difference. First operand 427 states and 475 transitions. Second operand 10 states. [2020-09-04 21:08:03,349 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:04,310 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:04,637 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:05,659 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:05,968 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:06,317 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:06,622 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:06,952 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:07,265 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:07,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:07,815 INFO L93 Difference]: Finished difference Result 984 states and 1169 transitions. [2020-09-04 21:08:07,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 21:08:07,816 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 21:08:07,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:07,822 INFO L225 Difference]: With dead ends: 984 [2020-09-04 21:08:07,822 INFO L226 Difference]: Without dead ends: 672 [2020-09-04 21:08:07,825 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 21:08:07,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2020-09-04 21:08:07,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 583. [2020-09-04 21:08:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 583 states. [2020-09-04 21:08:07,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 653 transitions. [2020-09-04 21:08:07,991 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 653 transitions. Word has length 179 [2020-09-04 21:08:07,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:07,992 INFO L479 AbstractCegarLoop]: Abstraction has 583 states and 653 transitions. [2020-09-04 21:08:07,992 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:08:07,993 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 653 transitions. [2020-09-04 21:08:07,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-09-04 21:08:07,997 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:07,997 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:07,997 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 21:08:07,997 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:07,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:07,998 INFO L82 PathProgramCache]: Analyzing trace with hash -67508309, now seen corresponding path program 1 times [2020-09-04 21:08:07,998 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:07,999 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [37761931] [2020-09-04 21:08:07,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,375 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:08,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:08:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:08:08,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:08:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:08,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-09-04 21:08:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 21:08:08,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:08,604 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 21:08:08,605 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [37761931] [2020-09-04 21:08:08,605 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:08,605 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 21:08:08,605 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963665357] [2020-09-04 21:08:08,606 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 21:08:08,606 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:08,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 21:08:08,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 21:08:08,607 INFO L87 Difference]: Start difference. First operand 583 states and 653 transitions. Second operand 11 states. [2020-09-04 21:08:10,358 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:10,709 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:11,054 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:08:11,399 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:11,739 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:12,050 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:13,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:13,048 INFO L93 Difference]: Finished difference Result 1259 states and 1509 transitions. [2020-09-04 21:08:13,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:08:13,048 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 207 [2020-09-04 21:08:13,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:13,054 INFO L225 Difference]: With dead ends: 1259 [2020-09-04 21:08:13,054 INFO L226 Difference]: Without dead ends: 791 [2020-09-04 21:08:13,056 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-04 21:08:13,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 791 states. [2020-09-04 21:08:13,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 791 to 602. [2020-09-04 21:08:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 602 states. [2020-09-04 21:08:13,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 672 transitions. [2020-09-04 21:08:13,257 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 672 transitions. Word has length 207 [2020-09-04 21:08:13,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:13,257 INFO L479 AbstractCegarLoop]: Abstraction has 602 states and 672 transitions. [2020-09-04 21:08:13,258 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 21:08:13,258 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 672 transitions. [2020-09-04 21:08:13,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-09-04 21:08:13,262 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:13,262 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:13,263 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 21:08:13,263 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:13,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:13,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1207302133, now seen corresponding path program 1 times [2020-09-04 21:08:13,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:13,264 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1971000075] [2020-09-04 21:08:13,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,657 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:13,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:13,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:08:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:08:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:08:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-09-04 21:08:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 21:08:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,927 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 21:08:13,929 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1971000075] [2020-09-04 21:08:13,931 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:13,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 21:08:13,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282279365] [2020-09-04 21:08:13,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 21:08:13,933 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:13,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 21:08:13,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-09-04 21:08:13,934 INFO L87 Difference]: Start difference. First operand 602 states and 672 transitions. Second operand 14 states. [2020-09-04 21:08:14,645 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:14,976 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:15,297 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:15,632 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:15,941 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:17,217 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:17,601 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:17,974 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:18,332 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:18,649 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:20,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:20,082 INFO L93 Difference]: Finished difference Result 1300 states and 1571 transitions. [2020-09-04 21:08:20,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 21:08:20,082 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 207 [2020-09-04 21:08:20,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:20,088 INFO L225 Difference]: With dead ends: 1300 [2020-09-04 21:08:20,089 INFO L226 Difference]: Without dead ends: 813 [2020-09-04 21:08:20,091 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2020-09-04 21:08:20,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2020-09-04 21:08:20,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 614. [2020-09-04 21:08:20,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 614 states. [2020-09-04 21:08:20,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 684 transitions. [2020-09-04 21:08:20,275 INFO L78 Accepts]: Start accepts. Automaton has 614 states and 684 transitions. Word has length 207 [2020-09-04 21:08:20,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:20,275 INFO L479 AbstractCegarLoop]: Abstraction has 614 states and 684 transitions. [2020-09-04 21:08:20,276 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 21:08:20,276 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 684 transitions. [2020-09-04 21:08:20,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-09-04 21:08:20,280 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:20,280 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:20,280 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 21:08:20,280 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:20,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:20,281 INFO L82 PathProgramCache]: Analyzing trace with hash 956542472, now seen corresponding path program 1 times [2020-09-04 21:08:20,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:20,281 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [222537918] [2020-09-04 21:08:20,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,630 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:20,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:08:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:08:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:08:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-09-04 21:08:20,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 21:08:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,912 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 21:08:20,913 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [222537918] [2020-09-04 21:08:20,913 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:20,913 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 21:08:20,914 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678351893] [2020-09-04 21:08:20,914 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 21:08:20,914 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:20,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 21:08:20,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 21:08:20,915 INFO L87 Difference]: Start difference. First operand 614 states and 684 transitions. Second operand 8 states. [2020-09-04 21:08:21,396 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:22,128 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:25,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:25,133 INFO L93 Difference]: Finished difference Result 2043 states and 2492 transitions. [2020-09-04 21:08:25,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-04 21:08:25,133 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 207 [2020-09-04 21:08:25,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:25,143 INFO L225 Difference]: With dead ends: 2043 [2020-09-04 21:08:25,143 INFO L226 Difference]: Without dead ends: 1544 [2020-09-04 21:08:25,146 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 43 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=156, Invalid=444, Unknown=0, NotChecked=0, Total=600 [2020-09-04 21:08:25,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1544 states. [2020-09-04 21:08:25,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1544 to 1282. [2020-09-04 21:08:25,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1282 states. [2020-09-04 21:08:25,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1453 transitions. [2020-09-04 21:08:25,488 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1453 transitions. Word has length 207 [2020-09-04 21:08:25,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:25,488 INFO L479 AbstractCegarLoop]: Abstraction has 1282 states and 1453 transitions. [2020-09-04 21:08:25,488 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 21:08:25,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1453 transitions. [2020-09-04 21:08:25,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-09-04 21:08:25,492 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:25,492 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] [2020-09-04 21:08:25,493 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 21:08:25,493 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:25,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:25,493 INFO L82 PathProgramCache]: Analyzing trace with hash 442790454, now seen corresponding path program 1 times [2020-09-04 21:08:25,493 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:25,494 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1223354094] [2020-09-04 21:08:25,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:25,963 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:25,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:26,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:26,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:26,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:08:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:08:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:08:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-04 21:08:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:26,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-09-04 21:08:26,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-09-04 21:08:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:26,426 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 21:08:26,427 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1223354094] [2020-09-04 21:08:26,427 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:26,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-09-04 21:08:26,430 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765114795] [2020-09-04 21:08:26,431 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-04 21:08:26,431 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:26,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-04 21:08:26,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-09-04 21:08:26,432 INFO L87 Difference]: Start difference. First operand 1282 states and 1453 transitions. Second operand 15 states. [2020-09-04 21:08:27,355 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 21:08:28,278 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:29,761 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 21:08:30,392 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:08:30,805 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:31,125 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:31,729 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 21:08:32,044 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:32,422 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:32,751 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:36,159 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:08:36,467 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:36,787 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:37,133 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:38,667 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:08:39,304 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 21:08:39,943 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:08:40,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:40,514 INFO L93 Difference]: Finished difference Result 3867 states and 4718 transitions. [2020-09-04 21:08:40,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-09-04 21:08:40,515 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 212 [2020-09-04 21:08:40,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:40,535 INFO L225 Difference]: With dead ends: 3867 [2020-09-04 21:08:40,536 INFO L226 Difference]: Without dead ends: 2971 [2020-09-04 21:08:40,542 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1147 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=778, Invalid=3004, Unknown=0, NotChecked=0, Total=3782 [2020-09-04 21:08:40,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2971 states. [2020-09-04 21:08:41,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2971 to 2285. [2020-09-04 21:08:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2285 states. [2020-09-04 21:08:41,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 2285 states and 2581 transitions. [2020-09-04 21:08:41,607 INFO L78 Accepts]: Start accepts. Automaton has 2285 states and 2581 transitions. Word has length 212 [2020-09-04 21:08:41,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:41,607 INFO L479 AbstractCegarLoop]: Abstraction has 2285 states and 2581 transitions. [2020-09-04 21:08:41,607 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-04 21:08:41,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 2581 transitions. [2020-09-04 21:08:41,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2020-09-04 21:08:41,615 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:41,616 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, 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] [2020-09-04 21:08:41,616 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 21:08:41,616 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:41,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:41,617 INFO L82 PathProgramCache]: Analyzing trace with hash 831228777, now seen corresponding path program 1 times [2020-09-04 21:08:41,617 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:41,617 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1556282795] [2020-09-04 21:08:41,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,043 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:42,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:08:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:08:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:08:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:08:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 21:08:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 21:08:42,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:08:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-09-04 21:08:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-09-04 21:08:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2020-09-04 21:08:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2020-09-04 21:08:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:42,576 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 34 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-09-04 21:08:42,577 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1556282795] [2020-09-04 21:08:42,577 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:08:42,577 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:08:42,577 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720776016] [2020-09-04 21:08:42,578 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:08:42,578 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:42,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:08:42,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:08:42,582 INFO L87 Difference]: Start difference. First operand 2285 states and 2581 transitions. Second operand 19 states. [2020-09-04 21:08:43,490 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:43,888 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:44,214 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:44,525 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:44,824 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:45,990 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:08:46,553 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:08:46,878 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:47,228 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:08:47,569 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:47,980 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:08:48,445 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:08:48,857 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:08:50,505 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:52,199 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:08:52,933 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:08:53,562 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:08:54,040 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:54,991 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:08:55,636 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:08:56,578 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:57,250 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 21:08:57,596 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:08:57,974 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:08:58,321 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:08:59,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:59,482 INFO L93 Difference]: Finished difference Result 4638 states and 5416 transitions. [2020-09-04 21:08:59,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2020-09-04 21:08:59,482 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 275 [2020-09-04 21:08:59,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:59,498 INFO L225 Difference]: With dead ends: 4638 [2020-09-04 21:08:59,498 INFO L226 Difference]: Without dead ends: 2724 [2020-09-04 21:08:59,507 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1900 ImplicationChecksByTransitivity, 11.6s TimeCoverageRelationStatistics Valid=1162, Invalid=5480, Unknown=0, NotChecked=0, Total=6642 [2020-09-04 21:08:59,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2724 states. [2020-09-04 21:09:00,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2724 to 2360. [2020-09-04 21:09:00,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2360 states. [2020-09-04 21:09:00,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 2360 states and 2615 transitions. [2020-09-04 21:09:00,862 INFO L78 Accepts]: Start accepts. Automaton has 2360 states and 2615 transitions. Word has length 275 [2020-09-04 21:09:00,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:00,863 INFO L479 AbstractCegarLoop]: Abstraction has 2360 states and 2615 transitions. [2020-09-04 21:09:00,863 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:09:00,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 2615 transitions. [2020-09-04 21:09:00,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2020-09-04 21:09:00,871 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:00,872 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:09:00,872 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 21:09:00,872 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:00,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:00,873 INFO L82 PathProgramCache]: Analyzing trace with hash 1695644688, now seen corresponding path program 1 times [2020-09-04 21:09:00,873 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:00,873 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [997239542] [2020-09-04 21:09:00,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,262 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:01,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:09:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:01,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 21:09:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 21:09:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-04 21:09:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 21:09:01,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2020-09-04 21:09:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2020-09-04 21:09:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:01,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 21:09:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2020-09-04 21:09:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-09-04 21:09:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 21:09:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2020-09-04 21:09:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2020-09-04 21:09:01,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:01,977 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 122 proven. 38 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2020-09-04 21:09:01,977 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [997239542] [2020-09-04 21:09:01,978 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:01,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:09:01,978 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837493164] [2020-09-04 21:09:01,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:09:01,979 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:01,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:09:01,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:09:01,980 INFO L87 Difference]: Start difference. First operand 2360 states and 2615 transitions. Second operand 18 states. [2020-09-04 21:09:03,957 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:04,284 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:04,636 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:05,002 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:05,314 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:05,617 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:07,443 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:07,802 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:11,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:11,419 INFO L93 Difference]: Finished difference Result 6634 states and 7660 transitions. [2020-09-04 21:09:11,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-09-04 21:09:11,420 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 430 [2020-09-04 21:09:11,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:11,442 INFO L225 Difference]: With dead ends: 6634 [2020-09-04 21:09:11,442 INFO L226 Difference]: Without dead ends: 4018 [2020-09-04 21:09:11,451 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 99 SyntacticMatches, 4 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=501, Invalid=1661, Unknown=0, NotChecked=0, Total=2162 [2020-09-04 21:09:11,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2020-09-04 21:09:12,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 3261. [2020-09-04 21:09:12,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3261 states. [2020-09-04 21:09:12,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 3261 states and 3672 transitions. [2020-09-04 21:09:12,701 INFO L78 Accepts]: Start accepts. Automaton has 3261 states and 3672 transitions. Word has length 430 [2020-09-04 21:09:12,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:12,701 INFO L479 AbstractCegarLoop]: Abstraction has 3261 states and 3672 transitions. [2020-09-04 21:09:12,701 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:09:12,702 INFO L276 IsEmpty]: Start isEmpty. Operand 3261 states and 3672 transitions. [2020-09-04 21:09:12,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2020-09-04 21:09:12,709 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:12,710 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:09:12,710 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 21:09:12,710 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:12,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:12,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1119270355, now seen corresponding path program 1 times [2020-09-04 21:09:12,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:12,711 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [513214889] [2020-09-04 21:09:12,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:12,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,115 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:13,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:09:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:13,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 21:09:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 21:09:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-04 21:09:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 21:09:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2020-09-04 21:09:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2020-09-04 21:09:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 21:09:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2020-09-04 21:09:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-09-04 21:09:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 21:09:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2020-09-04 21:09:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:13,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2020-09-04 21:09:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2020-09-04 21:09:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:13,602 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 132 proven. 34 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2020-09-04 21:09:13,602 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [513214889] [2020-09-04 21:09:13,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:13,603 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-09-04 21:09:13,603 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875022785] [2020-09-04 21:09:13,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-09-04 21:09:13,604 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:13,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-09-04 21:09:13,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2020-09-04 21:09:13,605 INFO L87 Difference]: Start difference. First operand 3261 states and 3672 transitions. Second operand 20 states. [2020-09-04 21:09:14,333 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:14,760 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:15,087 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:15,412 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:15,730 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:09:16,038 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:17,272 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:17,595 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:18,910 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:19,399 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:19,743 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:20,208 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:21,239 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:21,575 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:22,344 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:22,662 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:22,965 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:24,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:24,672 INFO L93 Difference]: Finished difference Result 6345 states and 7306 transitions. [2020-09-04 21:09:24,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-09-04 21:09:24,673 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 444 [2020-09-04 21:09:24,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:24,695 INFO L225 Difference]: With dead ends: 6345 [2020-09-04 21:09:24,695 INFO L226 Difference]: Without dead ends: 3491 [2020-09-04 21:09:24,708 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 750 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=636, Invalid=2556, Unknown=0, NotChecked=0, Total=3192 [2020-09-04 21:09:24,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3491 states. [2020-09-04 21:09:25,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3491 to 3162. [2020-09-04 21:09:25,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3162 states. [2020-09-04 21:09:25,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 3162 states and 3539 transitions. [2020-09-04 21:09:25,985 INFO L78 Accepts]: Start accepts. Automaton has 3162 states and 3539 transitions. Word has length 444 [2020-09-04 21:09:25,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:25,986 INFO L479 AbstractCegarLoop]: Abstraction has 3162 states and 3539 transitions. [2020-09-04 21:09:25,986 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-09-04 21:09:25,986 INFO L276 IsEmpty]: Start isEmpty. Operand 3162 states and 3539 transitions. [2020-09-04 21:09:25,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2020-09-04 21:09:25,995 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:25,995 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:09:25,995 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 21:09:25,996 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:25,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:25,996 INFO L82 PathProgramCache]: Analyzing trace with hash -1943487388, now seen corresponding path program 1 times [2020-09-04 21:09:25,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:25,997 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [79191790] [2020-09-04 21:09:25,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,518 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:26,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:09:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 21:09:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 21:09:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-04 21:09:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 21:09:26,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2020-09-04 21:09:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2020-09-04 21:09:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 21:09:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:26,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2020-09-04 21:09:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:27,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2020-09-04 21:09:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:27,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:27,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2020-09-04 21:09:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:27,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:27,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2020-09-04 21:09:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:27,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:27,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:27,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:27,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:27,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2020-09-04 21:09:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:27,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2020-09-04 21:09:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:27,131 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 141 proven. 37 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2020-09-04 21:09:27,132 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [79191790] [2020-09-04 21:09:27,132 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:27,132 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:09:27,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284510938] [2020-09-04 21:09:27,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:09:27,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:27,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:09:27,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:09:27,136 INFO L87 Difference]: Start difference. First operand 3162 states and 3539 transitions. Second operand 19 states. [2020-09-04 21:09:27,732 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:29,773 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:30,137 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:30,806 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:09:31,169 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:31,802 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:09:32,214 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:32,794 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:09:33,151 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:33,531 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:33,844 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:34,151 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:35,676 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:36,032 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:39,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:39,657 INFO L93 Difference]: Finished difference Result 6254 states and 7243 transitions. [2020-09-04 21:09:39,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-09-04 21:09:39,659 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 445 [2020-09-04 21:09:39,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:39,682 INFO L225 Difference]: With dead ends: 6254 [2020-09-04 21:09:39,682 INFO L226 Difference]: Without dead ends: 4453 [2020-09-04 21:09:39,691 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 112 SyntacticMatches, 6 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 951 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=731, Invalid=2929, Unknown=0, NotChecked=0, Total=3660 [2020-09-04 21:09:39,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4453 states. [2020-09-04 21:09:41,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4453 to 3726. [2020-09-04 21:09:41,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3726 states. [2020-09-04 21:09:41,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 3726 states and 4154 transitions. [2020-09-04 21:09:41,121 INFO L78 Accepts]: Start accepts. Automaton has 3726 states and 4154 transitions. Word has length 445 [2020-09-04 21:09:41,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:41,122 INFO L479 AbstractCegarLoop]: Abstraction has 3726 states and 4154 transitions. [2020-09-04 21:09:41,122 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:09:41,122 INFO L276 IsEmpty]: Start isEmpty. Operand 3726 states and 4154 transitions. [2020-09-04 21:09:41,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2020-09-04 21:09:41,132 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:41,133 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:09:41,133 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 21:09:41,133 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:41,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:41,134 INFO L82 PathProgramCache]: Analyzing trace with hash -907900136, now seen corresponding path program 1 times [2020-09-04 21:09:41,134 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:41,134 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [761393684] [2020-09-04 21:09:41,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,503 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:41,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:41,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:09:41,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 21:09:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:41,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 21:09:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-04 21:09:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 21:09:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2020-09-04 21:09:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2020-09-04 21:09:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:41,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:41,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 21:09:41,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:41,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-09-04 21:09:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2020-09-04 21:09:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2020-09-04 21:09:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2020-09-04 21:09:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2020-09-04 21:09:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 21:09:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:41,849 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2020-09-04 21:09:41,850 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [761393684] [2020-09-04 21:09:41,850 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:41,850 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-09-04 21:09:41,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537463977] [2020-09-04 21:09:41,851 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:09:41,851 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:41,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:09:41,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:09:41,852 INFO L87 Difference]: Start difference. First operand 3726 states and 4154 transitions. Second operand 10 states. [2020-09-04 21:09:43,262 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:47,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:47,820 INFO L93 Difference]: Finished difference Result 6322 states and 7181 transitions. [2020-09-04 21:09:47,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-09-04 21:09:47,821 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 457 [2020-09-04 21:09:47,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:47,835 INFO L225 Difference]: With dead ends: 6322 [2020-09-04 21:09:47,835 INFO L226 Difference]: Without dead ends: 2747 [2020-09-04 21:09:47,844 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=203, Invalid=499, Unknown=0, NotChecked=0, Total=702 [2020-09-04 21:09:47,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2747 states. [2020-09-04 21:09:48,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2747 to 2368. [2020-09-04 21:09:48,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2368 states. [2020-09-04 21:09:48,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 2368 states and 2603 transitions. [2020-09-04 21:09:48,564 INFO L78 Accepts]: Start accepts. Automaton has 2368 states and 2603 transitions. Word has length 457 [2020-09-04 21:09:48,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:48,564 INFO L479 AbstractCegarLoop]: Abstraction has 2368 states and 2603 transitions. [2020-09-04 21:09:48,564 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:09:48,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 2603 transitions. [2020-09-04 21:09:48,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2020-09-04 21:09:48,572 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:48,573 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:09:48,573 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 21:09:48,573 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:48,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:48,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1616703194, now seen corresponding path program 1 times [2020-09-04 21:09:48,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:48,574 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [338098569] [2020-09-04 21:09:48,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:48,979 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:48,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:49,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:09:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 21:09:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 21:09:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-04 21:09:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:49,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:49,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 21:09:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2020-09-04 21:09:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2020-09-04 21:09:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:49,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 21:09:49,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-09-04 21:09:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2020-09-04 21:09:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 21:09:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2020-09-04 21:09:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2020-09-04 21:09:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2020-09-04 21:09:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2020-09-04 21:09:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2020-09-04 21:09:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2020-09-04 21:09:49,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:49,781 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 210 proven. 84 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2020-09-04 21:09:49,781 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [338098569] [2020-09-04 21:09:49,781 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:49,782 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-09-04 21:09:49,782 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387318204] [2020-09-04 21:09:49,783 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 21:09:49,783 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:49,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 21:09:49,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=397, Unknown=0, NotChecked=0, Total=462 [2020-09-04 21:09:49,783 INFO L87 Difference]: Start difference. First operand 2368 states and 2603 transitions. Second operand 22 states. [2020-09-04 21:09:50,396 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:52,259 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:52,601 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:53,235 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:09:53,592 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:54,208 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 21:09:54,533 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:55,151 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:09:55,527 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:55,948 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:09:56,286 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:56,886 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:09:59,031 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:09:59,706 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 21:10:02,548 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:03,089 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:03,441 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:04,068 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:10:04,726 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:10:05,343 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:10:08,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:10:08,631 INFO L93 Difference]: Finished difference Result 5159 states and 5961 transitions. [2020-09-04 21:10:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2020-09-04 21:10:08,632 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 511 [2020-09-04 21:10:08,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:10:08,649 INFO L225 Difference]: With dead ends: 5159 [2020-09-04 21:10:08,649 INFO L226 Difference]: Without dead ends: 3868 [2020-09-04 21:10:08,657 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 139 SyntacticMatches, 8 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2276 ImplicationChecksByTransitivity, 10.7s TimeCoverageRelationStatistics Valid=1447, Invalid=6035, Unknown=0, NotChecked=0, Total=7482 [2020-09-04 21:10:08,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3868 states. [2020-09-04 21:10:09,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3868 to 2764. [2020-09-04 21:10:09,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2764 states. [2020-09-04 21:10:09,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 2764 states and 3033 transitions. [2020-09-04 21:10:09,766 INFO L78 Accepts]: Start accepts. Automaton has 2764 states and 3033 transitions. Word has length 511 [2020-09-04 21:10:09,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:10:09,767 INFO L479 AbstractCegarLoop]: Abstraction has 2764 states and 3033 transitions. [2020-09-04 21:10:09,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 21:10:09,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 3033 transitions. [2020-09-04 21:10:09,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2020-09-04 21:10:09,775 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:10:09,775 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:10:09,775 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 21:10:09,775 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:10:09,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:10:09,776 INFO L82 PathProgramCache]: Analyzing trace with hash -1339407257, now seen corresponding path program 1 times [2020-09-04 21:10:09,776 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:10:09,776 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [579513977] [2020-09-04 21:10:09,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:10:09,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,344 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:10:10,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:10:10,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:10:10,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:10:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:10:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:10:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:10:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:10:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:10:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:10:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 21:10:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 21:10:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-04 21:10:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 21:10:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2020-09-04 21:10:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2020-09-04 21:10:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:10,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 21:10:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-09-04 21:10:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2020-09-04 21:10:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 21:10:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:10:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2020-09-04 21:10:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 21:10:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2020-09-04 21:10:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2020-09-04 21:10:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:10,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2020-09-04 21:10:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2020-09-04 21:10:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:10,804 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 141 proven. 4 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2020-09-04 21:10:10,805 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [579513977] [2020-09-04 21:10:10,805 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:10:10,805 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-04 21:10:10,805 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251089875] [2020-09-04 21:10:10,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 21:10:10,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:10:10,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 21:10:10,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:10:10,806 INFO L87 Difference]: Start difference. First operand 2764 states and 3033 transitions. Second operand 17 states. [2020-09-04 21:10:11,402 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:12,303 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:13,334 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:10:13,650 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:14,033 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:14,355 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:10:14,684 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:15,156 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:10:16,050 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:10:16,410 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:16,771 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:10:17,135 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:17,467 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:10:19,420 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:20,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:10:20,951 INFO L93 Difference]: Finished difference Result 5182 states and 5898 transitions. [2020-09-04 21:10:20,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-09-04 21:10:20,951 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 522 [2020-09-04 21:10:20,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:10:20,954 INFO L225 Difference]: With dead ends: 5182 [2020-09-04 21:10:20,954 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 21:10:20,970 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 123 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1079 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=886, Invalid=2896, Unknown=0, NotChecked=0, Total=3782 [2020-09-04 21:10:20,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 21:10:20,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 21:10:20,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 21:10:20,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 21:10:20,971 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 522 [2020-09-04 21:10:20,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:10:20,972 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 21:10:20,972 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 21:10:20,972 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 21:10:20,972 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 21:10:20,972 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 21:10:20,975 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 21:10:21,409 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:10:21,584 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:10:22,192 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:10:22,569 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:10:22,739 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:23,629 WARN L193 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:10:23,796 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:10:24,549 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 196 [2020-09-04 21:10:24,714 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:10:25,080 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:10:25,442 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:10:25,795 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:10:26,359 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:10:26,527 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:10:26,694 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:27,056 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:10:27,927 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 198 [2020-09-04 21:10:28,299 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:10:28,465 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:10:29,038 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:10:29,207 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:10:29,374 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:10:29,740 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:10:30,104 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:10:30,465 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:10:30,823 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:10:31,200 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:10:31,993 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:10:32,364 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:10:32,558 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:10:32,730 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:10:33,525 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:10:34,178 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2020-09-04 21:10:34,327 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 22 [2020-09-04 21:10:34,443 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 23 [2020-09-04 21:10:34,607 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 25 [2020-09-04 21:10:34,766 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 26 [2020-09-04 21:10:35,411 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2020-09-04 21:10:35,527 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 23 [2020-09-04 21:10:35,827 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 202 [2020-09-04 21:10:36,475 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2020-09-04 21:10:36,680 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 23 [2020-09-04 21:10:36,815 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 22 [2020-09-04 21:10:37,463 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2020-09-04 21:10:38,221 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2020-09-04 21:10:39,038 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2020-09-04 21:10:39,196 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 25 [2020-09-04 21:10:39,353 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 25 [2020-09-04 21:10:39,962 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 228 [2020-09-04 21:10:40,569 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 228 [2020-09-04 21:10:41,316 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2020-09-04 21:10:41,493 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:10:41,662 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:10:41,823 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 28 [2020-09-04 21:10:42,564 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2020-09-04 21:10:42,720 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 28 [2020-09-04 21:10:42,922 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 23 [2020-09-04 21:10:43,124 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 23 [2020-09-04 21:10:43,328 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 23 [2020-09-04 21:10:43,969 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2020-09-04 21:10:44,125 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:10:44,768 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2020-09-04 21:10:44,925 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:10:45,534 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 228 [2020-09-04 21:10:45,655 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 24 [2020-09-04 21:10:45,769 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 23 [2020-09-04 21:10:47,145 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:10:48,228 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2020-09-04 21:10:48,830 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:10:49,425 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:10:50,031 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:10:50,338 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:10:50,888 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:10:51,484 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:10:52,553 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2020-09-04 21:10:53,156 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:10:53,775 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:10:54,398 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:10:55,182 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:10:56,002 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 223 [2020-09-04 21:10:56,165 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:56,335 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:10:56,706 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:10:56,873 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:10:57,237 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:10:57,611 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:10:57,978 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:10:58,153 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:58,523 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:10:58,685 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:10:58,856 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:59,221 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:10:59,586 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:10:59,952 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:00,314 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:00,677 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:01,050 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:11:01,619 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 196 [2020-09-04 21:11:01,784 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:11:02,147 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:02,311 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:11:02,680 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:02,844 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:11:03,202 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:11:03,558 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:03,910 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:11:04,476 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 195 [2020-09-04 21:11:04,637 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:11:04,995 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:05,359 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:05,537 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:11:05,896 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:11:06,063 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:11:06,418 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:06,783 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:11:06,948 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:11:07,319 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:11:07,487 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:07,654 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:08,021 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:08,184 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:11:08,550 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:09,435 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:11:10,570 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 21:11:10,938 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:11,730 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 203 [2020-09-04 21:11:12,098 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:12,464 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:11:12,831 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:12,992 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:11:13,159 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:11:13,321 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:11:13,687 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:14,055 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:14,433 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:14,788 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:15,152 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:11:15,524 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:11:15,894 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:11:16,247 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 196 [2020-09-04 21:11:16,414 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:11:16,577 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:11:16,933 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:17,308 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:17,682 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:11:18,368 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:11:18,740 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:18,907 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:19,277 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:11:19,443 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:11:19,814 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:11:19,979 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:11:20,344 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:20,704 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:20,868 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:21,028 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:11:21,190 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:11:21,553 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:21,919 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:11:22,282 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:22,646 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:23,697 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 247 DAG size of output: 231 [2020-09-04 21:11:24,554 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 202 [2020-09-04 21:11:24,919 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:25,269 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:11:25,624 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:25,972 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:11:26,134 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:11:26,294 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:11:26,456 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:11:26,625 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:26,792 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:11:27,156 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:11:27,528 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:11:27,901 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:11:28,258 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:11:28,628 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:11:28,794 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:11:28,956 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:11:29,120 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:11:29,292 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:11:29,458 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:11:29,831 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:11:29,992 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:11:30,356 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:30,725 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:31,563 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:11:31,725 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:11:32,090 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:32,455 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:32,833 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:11:33,626 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:11:33,998 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:11:34,165 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:11:40,944 WARN L193 SmtUtils]: Spent 6.77 s on a formula simplification. DAG size of input: 566 DAG size of output: 431 [2020-09-04 21:11:45,451 WARN L193 SmtUtils]: Spent 4.50 s on a formula simplification. DAG size of input: 550 DAG size of output: 400 [2020-09-04 21:11:45,659 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:11:46,079 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:11:46,505 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:11:46,713 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:11:47,138 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:11:47,537 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:11:47,996 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:11:48,393 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:11:48,782 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:11:49,207 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:11:50,452 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 245 DAG size of output: 240 [2020-09-04 21:11:51,761 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 263 DAG size of output: 253 [2020-09-04 21:11:52,191 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:11:53,301 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 265 DAG size of output: 221 [2020-09-04 21:11:53,724 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:11:54,277 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 210 [2020-09-04 21:11:54,673 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:11:55,060 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:11:55,457 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:11:55,659 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:11:56,084 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:11:56,509 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:11:56,949 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:11:57,363 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:11:57,785 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:11:58,220 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:11:58,650 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:11:59,184 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 212 [2020-09-04 21:11:59,391 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:11:59,598 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:12:00,013 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:12:00,415 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:12:00,849 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:12:01,931 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:12:02,362 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:12:02,760 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:12:03,193 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:12:03,400 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:12:03,830 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:12:04,220 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:12:04,645 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:12:05,062 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:12:05,452 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:12:05,652 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:12:05,852 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:12:06,274 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:12:06,669 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:12:07,091 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:12:07,512 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:12:08,813 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 262 DAG size of output: 252 [2020-09-04 21:12:09,918 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 264 DAG size of output: 220 [2020-09-04 21:12:10,313 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:12:10,851 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 210 [2020-09-04 21:12:11,265 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:12:11,805 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 210 [2020-09-04 21:12:12,008 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:12:12,209 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:12:12,414 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:12:12,810 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:12:13,013 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:12:13,437 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:12:13,868 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:12:14,298 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:12:14,713 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:12:15,146 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:12:15,351 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:12:15,553 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:12:15,759 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:12:15,966 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:12:16,172 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:12:16,605 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:12:16,805 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:12:17,229 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:12:17,627 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:12:18,541 WARN L193 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 21:12:18,928 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:12:19,352 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:12:19,774 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:12:20,213 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2020-09-04 21:12:20,578 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:12:21,217 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:12:22,912 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 266 DAG size of output: 197 [2020-09-04 21:12:23,563 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:12:24,199 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:12:24,846 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:12:25,133 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 194 [2020-09-04 21:12:25,833 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 240 [2020-09-04 21:12:26,465 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:12:28,140 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 266 DAG size of output: 197 [2020-09-04 21:12:28,785 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:12:29,370 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 228 [2020-09-04 21:12:29,960 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 228 [2020-09-04 21:12:30,327 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:12:30,729 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:31,124 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:12:31,530 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:12:31,921 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:12:32,319 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:32,718 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:33,115 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:33,526 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:12:33,920 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:34,288 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:12:34,936 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 235 [2020-09-04 21:12:35,325 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:12:35,723 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:35,913 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 21:12:36,631 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 21:12:37,024 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:37,220 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 21:12:37,409 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:12:37,778 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:12:38,179 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:38,848 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 21:12:39,234 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 21:12:39,619 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:12:39,996 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:12:40,786 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:12:41,156 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:12:41,519 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:12:41,891 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:12:42,056 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:12:42,650 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:12:43,076 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:12:43,857 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:12:44,230 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:12:44,600 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:12:44,977 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:12:51,420 WARN L193 SmtUtils]: Spent 6.20 s on a formula simplification. DAG size of input: 556 DAG size of output: 342 [2020-09-04 21:12:51,824 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:52,218 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:12:52,624 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:12:53,016 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:12:53,414 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:53,807 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:54,204 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:54,615 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:12:55,008 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:55,375 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:12:56,021 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 235 [2020-09-04 21:12:56,409 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:12:56,810 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:57,000 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 21:12:57,716 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 21:12:58,109 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:58,303 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 21:12:58,492 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:12:58,861 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:12:59,264 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:59,931 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 21:13:00,320 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 21:13:00,705 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:13:06,564 WARN L193 SmtUtils]: Spent 5.85 s on a formula simplification. DAG size of input: 605 DAG size of output: 445 [2020-09-04 21:13:06,982 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:13:07,384 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:13:07,797 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:13:08,196 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:13:08,608 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:13:09,008 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:13:09,420 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:13:09,846 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:13:10,246 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:13:10,622 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:13:11,358 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 21:13:11,761 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 21:13:12,175 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:13:12,375 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2020-09-04 21:13:13,078 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 239 [2020-09-04 21:13:13,478 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:13:13,682 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:13:13,876 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:13:14,252 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:13:14,669 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:13:15,428 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 239 [2020-09-04 21:13:15,828 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 233 [2020-09-04 21:13:16,228 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:13:18,555 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 267 DAG size of output: 242 [2020-09-04 21:13:18,696 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 17 [2020-09-04 21:13:19,720 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 239 DAG size of output: 214 [2020-09-04 21:13:19,864 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 19 [2020-09-04 21:13:21,123 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 281 DAG size of output: 233 [2020-09-04 21:13:21,264 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 17 [2020-09-04 21:13:22,523 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 281 DAG size of output: 233 [2020-09-04 21:13:23,558 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 241 DAG size of output: 216 [2020-09-04 21:13:23,699 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 22 [2020-09-04 21:13:23,842 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 21:13:23,982 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 22 [2020-09-04 21:13:24,124 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 21:13:24,735 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 241 [2020-09-04 21:13:25,435 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 240 [2020-09-04 21:13:25,644 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 17 [2020-09-04 21:13:26,694 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 240 DAG size of output: 215 [2020-09-04 21:13:27,957 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 282 DAG size of output: 234 [2020-09-04 21:13:29,218 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 282 DAG size of output: 234 [2020-09-04 21:13:29,428 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 17 [2020-09-04 21:13:30,530 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 267 DAG size of output: 242 [2020-09-04 21:13:31,786 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 282 DAG size of output: 234 [2020-09-04 21:13:32,330 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 21:13:32,475 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 17 [2020-09-04 21:13:32,618 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 17 [2020-09-04 21:13:33,215 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 239 [2020-09-04 21:13:33,913 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 240 [2020-09-04 21:13:35,017 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 267 DAG size of output: 242 [2020-09-04 21:13:36,118 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 267 DAG size of output: 242 [2020-09-04 21:13:37,376 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 281 DAG size of output: 233 [2020-09-04 21:13:37,989 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 241 [2020-09-04 21:13:38,138 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 19 [2020-09-04 21:13:38,690 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 210 [2020-09-04 21:13:38,834 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 21:13:38,978 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 19 [2020-09-04 21:13:39,121 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 21:13:40,284 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 267 DAG size of output: 242 [2020-09-04 21:13:40,417 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 19 [2020-09-04 21:13:41,300 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 244 [2020-09-04 21:13:41,998 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 240 [2020-09-04 21:13:42,123 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 19 [2020-09-04 21:13:42,337 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 18 [2020-09-04 21:13:42,881 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 209 [2020-09-04 21:13:43,095 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 18 [2020-09-04 21:13:43,238 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 22 [2020-09-04 21:13:43,382 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 22 [2020-09-04 21:13:43,523 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 17 [2020-09-04 21:13:43,663 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 17 [2020-09-04 21:13:44,918 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 282 DAG size of output: 234 [2020-09-04 21:13:45,657 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 205 [2020-09-04 21:13:46,445 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 204 [2020-09-04 21:13:46,637 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:13:46,837 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:13:47,252 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:13:47,449 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 201 [2020-09-04 21:13:47,855 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:13:48,271 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 21:13:48,681 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:13:48,885 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:13:49,300 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:13:49,491 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:13:49,691 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:13:50,098 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:13:50,508 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:13:50,919 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:13:51,325 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:13:51,731 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:13:52,153 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 21:13:53,205 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 253 DAG size of output: 240 [2020-09-04 21:13:53,399 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:13:53,805 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:13:53,998 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2020-09-04 21:13:54,409 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:13:54,602 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:13:55,003 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:13:55,402 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:13:55,776 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 202 [2020-09-04 21:13:56,752 WARN L193 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 239 [2020-09-04 21:13:56,942 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:13:57,342 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:13:57,751 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:13:57,962 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:14:03,743 WARN L193 SmtUtils]: Spent 5.78 s on a formula simplification. DAG size of input: 605 DAG size of output: 445 [2020-09-04 21:14:04,181 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:14:05,036 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 248 [2020-09-04 21:14:07,027 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 273 DAG size of output: 261 [2020-09-04 21:14:07,454 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:14:08,496 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 21:14:08,913 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:14:09,337 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:14:11,332 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 273 DAG size of output: 261 [2020-09-04 21:14:11,751 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:14:12,852 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 21:14:13,270 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:14:13,752 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-09-04 21:14:14,145 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:14:14,533 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:14:14,930 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:14:15,313 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:14:15,695 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:14:16,081 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:14:16,464 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:14:16,859 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:14:17,245 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:14:17,606 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:14:18,307 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 21:14:18,680 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:14:19,064 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:14:19,243 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 200 [2020-09-04 21:14:19,889 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 21:14:20,273 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:14:20,457 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:14:20,640 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:14:21,002 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:14:21,389 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:14:22,104 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 21:14:22,475 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:14:22,845 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:14:23,497 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:14:24,954 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 260 DAG size of output: 197 [2020-09-04 21:14:25,604 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:14:26,242 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:14:26,894 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:14:27,163 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 194 [2020-09-04 21:14:27,865 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 234 [2020-09-04 21:14:28,501 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:14:29,951 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 260 DAG size of output: 197 [2020-09-04 21:14:30,599 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:14:31,194 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 228 [2020-09-04 21:14:31,798 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 228 [2020-09-04 21:14:32,156 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:14:32,587 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:14:33,440 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 246 [2020-09-04 21:14:35,466 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 271 DAG size of output: 261 [2020-09-04 21:14:35,887 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:14:36,923 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 21:14:37,333 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:14:37,750 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:14:39,784 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 271 DAG size of output: 261 [2020-09-04 21:14:40,197 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:14:41,233 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 21:14:41,643 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:14:42,126 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 211 [2020-09-04 21:14:42,581 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:14:43,427 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 246 [2020-09-04 21:14:45,450 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 271 DAG size of output: 261 [2020-09-04 21:14:45,869 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:14:46,905 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 21:14:47,315 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:14:47,734 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:14:49,766 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 271 DAG size of output: 261 [2020-09-04 21:14:50,177 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:14:51,214 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 21:14:51,625 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:14:52,103 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 211 [2020-09-04 21:14:52,975 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 21:14:54,286 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 253 DAG size of output: 242 [2020-09-04 21:14:54,480 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 21:14:55,598 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 261 DAG size of output: 250 [2020-09-04 21:14:56,007 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:14:56,415 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:14:56,938 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 208 [2020-09-04 21:14:57,786 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:14:57,979 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 205 [2020-09-04 21:14:58,389 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:14:59,514 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 262 DAG size of output: 251 [2020-09-04 21:14:59,708 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 205 [2020-09-04 21:15:00,563 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 21:15:00,761 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2020-09-04 21:15:00,958 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2020-09-04 21:15:01,377 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:15:01,787 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:15:02,360 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:15:02,930 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:15:03,663 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 196 [2020-09-04 21:15:04,225 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:15:04,571 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:15:04,934 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:15:05,095 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:15:05,458 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:15:05,829 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:15:06,191 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:15:06,352 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:15:06,514 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:15:06,875 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:15:07,040 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:15:07,206 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:15:08,129 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 198 [2020-09-04 21:15:09,011 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:15:11,723 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 195 [2020-09-04 21:15:11,889 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:15:13,025 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 21:15:13,187 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:15:14,318 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 21:15:14,487 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:15:14,849 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:15:15,016 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:15:15,387 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:15:15,756 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:15:15,921 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:15:16,082 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:15:16,445 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:15:16,802 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:15:17,169 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:15:17,339 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:15:17,691 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:15:17,857 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:15:18,225 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:15:18,587 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:15:18,961 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:15:19,333 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:15:19,494 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:15:19,664 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:15:19,826 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:15:20,182 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:15:20,544 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:15:20,709 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:15:21,271 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 195 [2020-09-04 21:15:21,651 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:15:22,013 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:15:22,392 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:15:23,526 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 21:15:23,887 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:15:24,055 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:15:24,222 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:15:24,587 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:15:24,954 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:15:26,001 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 247 DAG size of output: 231 [2020-09-04 21:15:26,163 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:15:26,532 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:15:27,580 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 247 DAG size of output: 231 [2020-09-04 21:15:27,742 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:15:28,789 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 247 DAG size of output: 231 [2020-09-04 21:15:29,246 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:15:29,697 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:15:30,261 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 196 [2020-09-04 21:15:30,881 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:15:31,502 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:15:31,665 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:15:31,826 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:15:31,991 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:15:32,354 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:15:32,722 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:15:33,084 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:15:33,450 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:15:33,816 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:15:33,979 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:15:34,542 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 196 [2020-09-04 21:15:35,674 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 21:15:35,835 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:15:36,198 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:15:36,560 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:15:36,922 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:15:37,286 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:15:37,645 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:15:38,086 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:15:38,702 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 21:15:39,330 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 21:15:39,659 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:15:40,272 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:15:40,885 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:15:41,213 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:15:42,256 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 21:15:42,591 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:15:43,634 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 252 DAG size of output: 212 [2020-09-04 21:15:44,256 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:15:44,585 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:15:45,224 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:15:46,543 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 263 DAG size of output: 197 [2020-09-04 21:15:47,187 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:15:47,817 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:15:48,462 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:15:48,742 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 194 [2020-09-04 21:15:49,436 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2020-09-04 21:15:50,068 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:15:51,379 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 263 DAG size of output: 197 [2020-09-04 21:15:52,022 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:15:52,614 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 228 [2020-09-04 21:15:53,213 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 228 [2020-09-04 21:15:53,974 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:15:54,757 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:15:55,128 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:15:55,310 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:15:55,476 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:15:56,265 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:15:56,653 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:15:57,041 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:15:57,419 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:15:57,806 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:15:58,205 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:15:58,581 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:15:59,016 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 229 [2020-09-04 21:15:59,394 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:15:59,776 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:16:00,163 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:16:00,546 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:16:00,941 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:16:01,326 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:16:02,375 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:16:02,732 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:03,432 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 21:16:03,806 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:16:04,189 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:16:04,369 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 200 [2020-09-04 21:16:05,013 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 21:16:05,399 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:16:05,582 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:16:05,766 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:16:06,687 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 239 [2020-09-04 21:16:07,046 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:07,238 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 202 [2020-09-04 21:16:07,619 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:16:07,806 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 201 [2020-09-04 21:16:08,645 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 240 [2020-09-04 21:16:09,349 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 21:16:09,721 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:16:10,091 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:16:10,923 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 21:16:11,113 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 202 [2020-09-04 21:16:12,695 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:16:13,479 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:16:13,850 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:16:14,228 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:16:14,599 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:16:14,979 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:16:15,580 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:16:15,957 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:16:16,122 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:16:16,492 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:16:17,277 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:16:17,654 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:16:18,013 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:16:18,809 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:16:19,613 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:16:20,545 WARN L193 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 21:16:21,561 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 249 DAG size of output: 237 [2020-09-04 21:16:22,178 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 21:16:22,742 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 21:16:23,789 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 252 DAG size of output: 247 [2020-09-04 21:16:24,523 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:16:25,268 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 21:16:25,825 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 234 [2020-09-04 21:16:26,669 WARN L193 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 21:16:27,612 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 233 [2020-09-04 21:16:28,180 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 21:16:29,198 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 249 DAG size of output: 237 [2020-09-04 21:16:30,261 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 21:16:31,189 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 21:16:32,034 WARN L193 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 21:16:32,966 WARN L193 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 21:16:33,724 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 21:16:34,527 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:16:35,327 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:16:36,180 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 236 [2020-09-04 21:16:37,110 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 232 [2020-09-04 21:16:38,249 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 249 DAG size of output: 237 [2020-09-04 21:16:38,960 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 241 [2020-09-04 21:16:39,752 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 237 [2020-09-04 21:16:40,683 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 21:16:41,396 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 244 [2020-09-04 21:16:42,001 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 246 [2020-09-04 21:16:42,747 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 21:16:43,549 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:16:44,484 WARN L193 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 21:16:45,330 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 21:16:45,951 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 21:16:47,083 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 249 DAG size of output: 237 [2020-09-04 21:16:47,813 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:16:48,462 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:16:49,321 WARN L193 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 237 [2020-09-04 21:16:50,325 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 245 DAG size of output: 235 [2020-09-04 21:16:51,387 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 245 DAG size of output: 236 [2020-09-04 21:16:52,017 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 21:16:52,819 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:16:53,561 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 21:16:53,926 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:16:54,294 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:16:54,457 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:16:54,829 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:16:55,192 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:55,552 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:55,916 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:56,079 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:16:56,247 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:57,028 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:16:57,397 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:16:57,564 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:57,932 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:16:58,100 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:16:58,464 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:59,876 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2020-09-04 21:17:00,016 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 22 [2020-09-04 21:17:00,130 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 23 [2020-09-04 21:17:00,292 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 25 [2020-09-04 21:17:00,448 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 26 [2020-09-04 21:17:01,088 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2020-09-04 21:17:01,203 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 23 [2020-09-04 21:17:01,498 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 202 [2020-09-04 21:17:02,139 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2020-09-04 21:17:02,340 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 23 [2020-09-04 21:17:02,466 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 22 [2020-09-04 21:17:03,106 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2020-09-04 21:17:03,849 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2020-09-04 21:17:04,587 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2020-09-04 21:17:04,742 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 25 [2020-09-04 21:17:04,897 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 25 [2020-09-04 21:17:05,503 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 228 [2020-09-04 21:17:06,109 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 228 [2020-09-04 21:17:06,850 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2020-09-04 21:17:07,012 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:17:07,167 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:17:07,325 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 28 [2020-09-04 21:17:08,064 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2020-09-04 21:17:08,221 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 28 [2020-09-04 21:17:08,424 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 23 [2020-09-04 21:17:08,625 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 23 [2020-09-04 21:17:08,827 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 23 [2020-09-04 21:17:09,468 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2020-09-04 21:17:09,624 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:17:10,268 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2020-09-04 21:17:10,423 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:17:11,030 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 228 [2020-09-04 21:17:11,146 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 24 [2020-09-04 21:17:11,261 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 23 [2020-09-04 21:17:11,632 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:17:11,795 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:17:12,168 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:17:12,531 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:17:12,891 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:17:13,256 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:17:13,419 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:17:13,587 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:14,369 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:17:14,738 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:17:14,906 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:15,273 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:17:15,443 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:17:15,807 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:17:15,977 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:17:16,712 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 196 [2020-09-04 21:17:17,075 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:17:17,437 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:17:17,598 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:17:17,961 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:17:18,310 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:17:18,476 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:17:19,044 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:17:19,205 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:17:19,365 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:17:20,213 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 198 [2020-09-04 21:17:21,097 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:17:21,664 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:17:22,027 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:17:22,390 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:17:22,952 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:17:27,824 WARN L193 SmtUtils]: Spent 4.50 s on a formula simplification. DAG size of input: 550 DAG size of output: 400 [2020-09-04 21:17:28,338 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-09-04 21:17:28,491 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 24 [2020-09-04 21:17:29,006 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-09-04 21:17:29,156 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:17:29,304 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 24 [2020-09-04 21:17:29,828 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-09-04 21:17:29,979 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 26 [2020-09-04 21:17:30,129 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 23 [2020-09-04 21:17:30,651 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-09-04 21:17:30,804 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 26 [2020-09-04 21:17:31,405 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 229 [2020-09-04 21:17:31,767 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:32,095 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:17:32,719 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:17:33,047 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:17:33,665 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 21:17:34,278 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:17:34,896 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 21:17:35,511 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:17:36,550 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 21:17:37,593 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 21:17:37,927 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:17:38,258 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:17:38,600 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:17:39,215 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:17:39,548 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:17:40,161 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:17:40,601 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:17:41,038 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:17:42,078 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 252 DAG size of output: 212 [2020-09-04 21:17:43,123 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 252 DAG size of output: 212 [2020-09-04 21:17:43,749 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 21:17:44,374 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 21:17:44,702 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:17:45,030 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:17:52,659 WARN L193 SmtUtils]: Spent 7.62 s on a formula simplification. DAG size of input: 626 DAG size of output: 447 [2020-09-04 21:17:52,995 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:17:53,328 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:17:53,940 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:17:54,276 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:17:54,889 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:17:55,972 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 256 DAG size of output: 195 [2020-09-04 21:17:57,314 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 257 DAG size of output: 198 [2020-09-04 21:17:58,608 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 257 DAG size of output: 198 [2020-09-04 21:17:59,213 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 21:17:59,637 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 21:17:59,966 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:18:00,293 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:18:00,621 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:18:01,919 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 257 DAG size of output: 198 [2020-09-04 21:18:02,676 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 21:18:03,005 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:18:03,630 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 21:18:04,471 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 226 [2020-09-04 21:18:05,308 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 226 [2020-09-04 21:18:06,389 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 256 DAG size of output: 195 [2020-09-04 21:18:07,013 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:18:07,747 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:18:08,082 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:18:08,817 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:18:09,153 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:18:09,760 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 196 [2020-09-04 21:18:10,360 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 193 [2020-09-04 21:18:10,974 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:18:11,586 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:18:12,423 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 226 [2020-09-04 21:18:12,987 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 195 [2020-09-04 21:18:13,600 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:18:14,213 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:18:14,638 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 193 [2020-09-04 21:18:15,277 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 21:18:15,814 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 195 [2020-09-04 21:18:16,351 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 195 [2020-09-04 21:18:17,659 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 257 DAG size of output: 198 [2020-09-04 21:18:18,742 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 256 DAG size of output: 195 [2020-09-04 21:18:19,070 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:18:19,684 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:18:20,012 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:18:20,619 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 21:18:21,051 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 21:18:21,929 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 226 [2020-09-04 21:18:22,808 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 226 [2020-09-04 21:18:23,442 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 21:18:23,777 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:18:28,245 WARN L193 SmtUtils]: Spent 4.47 s on a formula simplification. DAG size of input: 550 DAG size of output: 400 [2020-09-04 21:18:28,619 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:28,976 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:18:29,336 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:18:29,698 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:30,056 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:18:30,413 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:18:31,074 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 21:18:31,436 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:31,808 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:32,175 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:32,543 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:32,902 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:33,270 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:33,635 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:34,292 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 21:18:34,950 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 21:18:35,611 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 21:18:35,969 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:36,369 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:36,736 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:37,093 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:18:41,538 WARN L193 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 550 DAG size of output: 400 [2020-09-04 21:18:41,899 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:42,259 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:42,420 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:18:42,582 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:18:42,946 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:43,107 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:18:43,267 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:18:44,053 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 203 [2020-09-04 21:18:45,100 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 247 DAG size of output: 231 [2020-09-04 21:18:45,466 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:45,832 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:46,718 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:18:47,067 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:18:47,953 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:18:48,299 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:18:49,433 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 21:18:50,568 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 21:18:51,702 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 21:18:52,064 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:52,422 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:52,583 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:18:53,369 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 203 [2020-09-04 21:18:53,728 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:53,888 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:18:54,050 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:18:54,211 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:18:54,575 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:54,936 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:55,301 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:56,086 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 203 [2020-09-04 21:18:56,450 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:56,814 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:57,175 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:18:57,960 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 202 [2020-09-04 21:18:59,013 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 247 DAG size of output: 231 [2020-09-04 21:18:59,385 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:18:59,755 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:18:59,916 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:19:00,702 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 202 [2020-09-04 21:19:00,870 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:19:01,036 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:19:01,201 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:19:01,368 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:19:01,529 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:19:01,891 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:19:02,946 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 247 DAG size of output: 231 [2020-09-04 21:19:03,112 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:19:03,277 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:19:03,649 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:19:04,019 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:19:04,371 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 196 [2020-09-04 21:19:04,726 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:05,088 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:19:05,253 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:19:05,621 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:19:05,997 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:19:06,834 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:19:07,672 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:19:07,839 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:19:08,005 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:19:08,371 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:08,733 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:09,098 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:09,460 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:09,835 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:19:10,002 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:19:10,373 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:19:10,539 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:19:10,893 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:11,255 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:19:11,935 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:19:12,616 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:19:12,783 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:19:12,945 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:19:13,108 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:19:13,275 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:19:14,402 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 21:19:14,570 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:19:14,932 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:16,059 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 21:19:16,424 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:16,992 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:19:17,562 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:19:18,336 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 196 [2020-09-04 21:19:18,895 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:19:19,242 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:19:19,604 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:19:19,764 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:19:20,127 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:19:20,498 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:19:20,861 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:19:21,022 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:19:21,184 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:19:21,546 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:21,712 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:19:21,878 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:19:22,733 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 198 [2020-09-04 21:19:23,615 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:19:23,992 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:24,349 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:19:24,714 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:25,087 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:19:29,547 WARN L193 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 550 DAG size of output: 400 [2020-09-04 21:19:37,152 WARN L193 SmtUtils]: Spent 7.60 s on a formula simplification. DAG size of input: 626 DAG size of output: 447 [2020-09-04 21:19:37,805 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:19:38,155 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 194 [2020-09-04 21:19:38,798 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:19:39,158 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:19:39,849 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 241 [2020-09-04 21:19:40,539 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 247 [2020-09-04 21:19:41,686 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 281 DAG size of output: 231 [2020-09-04 21:19:42,034 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 194 [2020-09-04 21:19:42,729 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 241 [2020-09-04 21:19:43,254 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 247 [2020-09-04 21:19:43,938 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 21:19:44,295 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:19:44,987 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 241 [2020-09-04 21:19:46,106 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 281 DAG size of output: 231 [2020-09-04 21:19:46,739 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:19:47,423 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 21:19:47,949 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 247 [2020-09-04 21:19:48,633 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 21:19:48,955 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 212 [2020-09-04 21:19:49,334 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:19:56,967 WARN L193 SmtUtils]: Spent 7.63 s on a formula simplification. DAG size of input: 626 DAG size of output: 447 [2020-09-04 21:19:57,326 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:04,990 WARN L193 SmtUtils]: Spent 7.66 s on a formula simplification. DAG size of input: 626 DAG size of output: 447 [2020-09-04 21:20:05,943 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 21:20:06,273 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:20:06,873 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 193 [2020-09-04 21:20:07,496 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:20:08,576 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 256 DAG size of output: 195 [2020-09-04 21:20:08,904 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:20:09,989 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 256 DAG size of output: 195 [2020-09-04 21:20:10,594 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 196 [2020-09-04 21:20:11,210 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 21:20:11,825 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:20:12,440 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 21:20:13,053 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:20:13,689 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 21:20:14,376 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:20:15,413 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 21:20:15,978 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 195 [2020-09-04 21:20:17,273 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 257 DAG size of output: 198 [2020-09-04 21:20:18,572 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 257 DAG size of output: 198 [2020-09-04 21:20:19,608 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 21:20:20,515 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 21:20:21,813 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 257 DAG size of output: 198 [2020-09-04 21:20:22,234 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 193 [2020-09-04 21:20:22,563 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:20:22,892 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:20:23,512 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 21:20:24,200 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:20:25,105 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 21:20:26,008 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 21:20:27,094 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 256 DAG size of output: 195 [2020-09-04 21:20:27,730 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 21:20:28,069 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:20:28,496 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 21:20:29,109 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:20:29,443 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:20:30,058 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:20:30,891 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 226 [2020-09-04 21:20:31,331 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:20:32,086 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 21:20:32,703 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:20:33,137 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:20:34,176 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 252 DAG size of output: 212 [2020-09-04 21:20:34,596 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 21:20:35,639 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 252 DAG size of output: 212 [2020-09-04 21:20:36,266 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 21:20:36,892 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 21:20:37,221 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:20:37,549 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:20:38,844 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 257 DAG size of output: 198 [2020-09-04 21:20:39,214 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:39,571 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:20:39,937 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:20:40,295 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:20:40,663 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:41,018 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:20:41,386 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:41,744 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:49,352 WARN L193 SmtUtils]: Spent 7.61 s on a formula simplification. DAG size of input: 626 DAG size of output: 447 [2020-09-04 21:20:49,522 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:20:50,256 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 196 [2020-09-04 21:20:50,621 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:50,982 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:20:51,143 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:20:51,506 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:51,855 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:20:52,020 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:20:52,586 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:20:52,747 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:20:52,907 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:20:53,757 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 198 [2020-09-04 21:20:54,644 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:20:55,212 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:20:55,577 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:20:55,940 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:56,502 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:20:56,877 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:57,662 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:20:58,033 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:20:58,396 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:58,767 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:20:58,932 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:20:59,526 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:20:59,889 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:21:00,672 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:21:01,044 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:21:01,415 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:21:01,792 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:21:01,964 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:21:02,697 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 196 [2020-09-04 21:21:03,061 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:21:03,425 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:21:03,585 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:21:03,948 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:21:04,297 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:21:04,462 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:21:05,029 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:21:05,190 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:21:05,350 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:21:06,202 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 198 [2020-09-04 21:21:07,086 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:21:07,655 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:21:08,019 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:21:08,383 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:21:08,944 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:21:09,304 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:21:09,490 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:21:09,873 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:10,264 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:21:10,449 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:21:10,838 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:21:11,220 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:21:11,600 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:21:11,980 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:21:12,353 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:21:12,748 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:13,836 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 21:21:15,119 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 257 DAG size of output: 248 [2020-09-04 21:21:15,516 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:21:16,804 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 259 DAG size of output: 249 [2020-09-04 21:21:17,196 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:17,712 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2020-09-04 21:21:18,092 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:21:18,464 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:21:18,843 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:19,024 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 21:21:19,418 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:19,812 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:20,212 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:20,596 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:20,989 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:21:21,392 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:21:21,790 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:21:22,298 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 206 [2020-09-04 21:21:22,484 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:21:22,666 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:21:23,050 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:23,435 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:21:23,837 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:21:24,814 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 232 [2020-09-04 21:21:25,213 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:21:25,593 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:21:25,994 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:21:26,180 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:21:26,581 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:21:26,956 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:21:27,350 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:27,736 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:21:28,110 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:21:28,291 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 21:21:28,472 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 21:21:28,863 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:29,242 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:21:29,634 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:30,024 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:31,309 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 256 DAG size of output: 247 [2020-09-04 21:21:32,573 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 258 DAG size of output: 247 [2020-09-04 21:21:32,952 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:21:33,455 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2020-09-04 21:21:33,840 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:34,344 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2020-09-04 21:21:34,526 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:21:34,707 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 21:21:34,888 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 21:21:35,269 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:21:35,451 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:21:35,843 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:21:36,242 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:21:36,644 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:21:37,030 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:21:37,428 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:21:37,612 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:21:37,793 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:21:37,976 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 21:21:38,162 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:21:38,347 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:21:38,749 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:21:38,930 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:21:39,322 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:39,705 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 231