/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_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 21:27:34,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 21:27:34,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 21:27:34,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 21:27:34,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 21:27:34,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 21:27:34,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 21:27:34,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 21:27:34,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 21:27:34,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 21:27:34,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 21:27:34,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 21:27:34,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 21:27:34,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 21:27:34,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 21:27:34,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 21:27:34,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 21:27:34,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 21:27:34,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 21:27:34,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 21:27:34,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 21:27:34,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 21:27:34,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 21:27:34,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 21:27:34,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 21:27:34,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 21:27:34,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 21:27:34,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 21:27:34,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 21:27:34,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 21:27:34,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 21:27:34,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 21:27:34,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 21:27:34,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 21:27:34,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 21:27:34,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 21:27:34,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 21:27:34,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 21:27:34,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 21:27:34,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 21:27:34,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 21:27:34,382 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 21:27:34,394 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 21:27:34,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 21:27:34,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 21:27:34,396 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 21:27:34,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 21:27:34,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 21:27:34,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 21:27:34,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 21:27:34,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 21:27:34,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 21:27:34,397 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 21:27:34,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 21:27:34,398 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 21:27:34,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 21:27:34,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 21:27:34,398 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 21:27:34,399 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 21:27:34,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 21:27:34,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 21:27:34,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 21:27:34,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 21:27:34,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 21:27:34,400 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 21:27:34,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 21:27:34,846 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 21:27:34,850 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 21:27:34,852 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 21:27:34,852 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 21:27:34,853 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2020-09-04 21:27:34,936 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f8894a7e7/091132a21f364fceb3404465279f5fdf/FLAG46c58778d [2020-09-04 21:27:35,550 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 21:27:35,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2020-09-04 21:27:35,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f8894a7e7/091132a21f364fceb3404465279f5fdf/FLAG46c58778d [2020-09-04 21:27:35,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f8894a7e7/091132a21f364fceb3404465279f5fdf [2020-09-04 21:27:35,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 21:27:35,804 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 21:27:35,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 21:27:35,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 21:27:35,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 21:27:35,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:27:35" (1/1) ... [2020-09-04 21:27:35,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a556b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:27:35, skipping insertion in model container [2020-09-04 21:27:35,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:27:35" (1/1) ... [2020-09-04 21:27:35,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 21:27:35,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 21:27:36,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:27:36,358 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 21:27:36,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:27:36,486 INFO L208 MainTranslator]: Completed translation [2020-09-04 21:27:36,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:27:36 WrapperNode [2020-09-04 21:27:36,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 21:27:36,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 21:27:36,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 21:27:36,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 21:27:36,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:27:36" (1/1) ... [2020-09-04 21:27:36,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:27:36" (1/1) ... [2020-09-04 21:27:36,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:27:36" (1/1) ... [2020-09-04 21:27:36,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:27:36" (1/1) ... [2020-09-04 21:27:36,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:27:36" (1/1) ... [2020-09-04 21:27:36,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:27:36" (1/1) ... [2020-09-04 21:27:36,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:27:36" (1/1) ... [2020-09-04 21:27:36,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 21:27:36,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 21:27:36,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 21:27:36,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 21:27:36,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:27:36" (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 21:27:36,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 21:27:36,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 21:27:36,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 21:27:36,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:27:36,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:27:36,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:27:36,659 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 21:27:36,660 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 21:27:36,660 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 21:27:36,660 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 21:27:36,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 21:27:36,660 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 21:27:36,660 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 21:27:36,661 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 21:27:36,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 21:27:36,661 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 21:27:36,661 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 21:27:36,662 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 21:27:36,662 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 21:27:36,662 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:27:36,662 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-04 21:27:36,662 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 21:27:36,663 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 21:27:36,663 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 21:27:36,663 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 21:27:36,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 21:27:36,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 21:27:36,663 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 21:27:36,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 21:27:36,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 21:27:36,664 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 21:27:36,664 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 21:27:36,664 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 21:27:36,665 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 21:27:36,665 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 21:27:36,665 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 21:27:36,665 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 21:27:36,665 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 21:27:36,665 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 21:27:36,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 21:27:36,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 21:27:36,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 21:27:36,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 21:27:36,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 21:27:36,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 21:27:36,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 21:27:36,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 21:27:36,667 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 21:27:36,667 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 21:27:36,667 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 21:27:36,667 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 21:27:36,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:27:36,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:27:36,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:27:36,668 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 21:27:36,668 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 21:27:36,668 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 21:27:36,668 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 21:27:36,668 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 21:27:36,668 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 21:27:36,668 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 21:27:36,668 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 21:27:36,668 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 21:27:36,669 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 21:27:36,669 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 21:27:36,669 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 21:27:36,669 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 21:27:36,669 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 21:27:36,669 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 21:27:36,669 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 21:27:36,669 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 21:27:36,669 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 21:27:36,670 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 21:27:36,670 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 21:27:36,670 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 21:27:36,670 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 21:27:36,670 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 21:27:36,670 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 21:27:36,670 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 21:27:36,671 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:27:36,671 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 21:27:36,671 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-04 21:27:36,671 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 21:27:36,671 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 21:27:36,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 21:27:36,672 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 21:27:36,672 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 21:27:36,672 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 21:27:36,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 21:27:36,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 21:27:36,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 21:27:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 21:27:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 21:27:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 21:27:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 21:27:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 21:27:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 21:27:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 21:27:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 21:27:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 21:27:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 21:27:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 21:27:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 21:27:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 21:27:37,835 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 21:27:37,835 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 21:27:37,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:27:37 BoogieIcfgContainer [2020-09-04 21:27:37,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 21:27:37,847 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 21:27:37,847 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 21:27:37,850 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 21:27:37,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:27:35" (1/3) ... [2020-09-04 21:27:37,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@751ffea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:27:37, skipping insertion in model container [2020-09-04 21:27:37,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:27:36" (2/3) ... [2020-09-04 21:27:37,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@751ffea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:27:37, skipping insertion in model container [2020-09-04 21:27:37,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:27:37" (3/3) ... [2020-09-04 21:27:37,855 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product63.cil.c [2020-09-04 21:27:37,866 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 21:27:37,876 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 21:27:37,896 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 21:27:37,918 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 21:27:37,919 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 21:27:37,919 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 21:27:37,919 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 21:27:37,919 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 21:27:37,919 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 21:27:37,919 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 21:27:37,919 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 21:27:37,943 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states. [2020-09-04 21:27:37,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 21:27:37,968 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:27:37,970 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:27:37,970 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:27:37,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:27:37,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1341435663, now seen corresponding path program 1 times [2020-09-04 21:27:37,990 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:27:37,990 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2018373028] [2020-09-04 21:27:37,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:27:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:38,783 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:27:38,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:27:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:38,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:27:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:38,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:27:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:38,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:27:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:38,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:27:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:38,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:27:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:38,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 21:27:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:38,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:27:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:38,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 21:27:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:38,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:27:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:39,009 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 21:27:39,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2018373028] [2020-09-04 21:27:39,012 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:27:39,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 21:27:39,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213841285] [2020-09-04 21:27:39,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 21:27:39,022 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:27:39,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 21:27:39,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 21:27:39,043 INFO L87 Difference]: Start difference. First operand 365 states. Second operand 4 states. [2020-09-04 21:27:40,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:27:40,718 INFO L93 Difference]: Finished difference Result 594 states and 699 transitions. [2020-09-04 21:27:40,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 21:27:40,722 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 21:27:40,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:27:40,744 INFO L225 Difference]: With dead ends: 594 [2020-09-04 21:27:40,744 INFO L226 Difference]: Without dead ends: 365 [2020-09-04 21:27:40,751 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 21:27:40,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2020-09-04 21:27:40,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 314. [2020-09-04 21:27:40,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2020-09-04 21:27:40,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 346 transitions. [2020-09-04 21:27:40,965 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 346 transitions. Word has length 160 [2020-09-04 21:27:40,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:27:40,966 INFO L479 AbstractCegarLoop]: Abstraction has 314 states and 346 transitions. [2020-09-04 21:27:40,966 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 21:27:40,966 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 346 transitions. [2020-09-04 21:27:40,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 21:27:40,971 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:27:40,972 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 21:27:40,972 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 21:27:40,973 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:27:40,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:27:40,973 INFO L82 PathProgramCache]: Analyzing trace with hash 42418448, now seen corresponding path program 1 times [2020-09-04 21:27:40,973 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:27:40,974 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2125781616] [2020-09-04 21:27:40,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:27:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:41,373 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:27:41,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:27:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:41,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:27:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:41,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:27:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:41,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:27:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:41,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:27:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:41,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:27:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:41,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:27:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:41,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:27:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:41,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:27:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:41,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:27:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:41,475 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 21:27:41,476 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2125781616] [2020-09-04 21:27:41,476 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:27:41,476 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 21:27:41,477 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309716673] [2020-09-04 21:27:41,479 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 21:27:41,479 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:27:41,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 21:27:41,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 21:27:41,480 INFO L87 Difference]: Start difference. First operand 314 states and 346 transitions. Second operand 5 states. [2020-09-04 21:27:42,142 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:27:43,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:27:43,642 INFO L93 Difference]: Finished difference Result 517 states and 587 transitions. [2020-09-04 21:27:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 21:27:43,643 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 21:27:43,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:27:43,648 INFO L225 Difference]: With dead ends: 517 [2020-09-04 21:27:43,648 INFO L226 Difference]: Without dead ends: 354 [2020-09-04 21:27:43,651 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 21:27:43,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2020-09-04 21:27:43,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 304. [2020-09-04 21:27:43,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2020-09-04 21:27:43,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 333 transitions. [2020-09-04 21:27:43,743 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 333 transitions. Word has length 161 [2020-09-04 21:27:43,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:27:43,743 INFO L479 AbstractCegarLoop]: Abstraction has 304 states and 333 transitions. [2020-09-04 21:27:43,744 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 21:27:43,744 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 333 transitions. [2020-09-04 21:27:43,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 21:27:43,747 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:27:43,747 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:27:43,747 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 21:27:43,748 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:27:43,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:27:43,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1780582113, now seen corresponding path program 1 times [2020-09-04 21:27:43,748 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:27:43,749 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1334783066] [2020-09-04 21:27:43,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:27:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:44,197 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:27:44,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:27:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:44,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:27:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:44,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:27:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:44,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:27:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:44,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:27:44,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:44,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:27:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:44,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:27:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:44,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:27:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:44,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:27:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:44,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 21:27:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:44,380 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 21:27:44,380 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1334783066] [2020-09-04 21:27:44,381 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:27:44,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:27:44,381 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134634171] [2020-09-04 21:27:44,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:27:44,382 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:27:44,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:27:44,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:27:44,383 INFO L87 Difference]: Start difference. First operand 304 states and 333 transitions. Second operand 10 states. [2020-09-04 21:27:44,900 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:27:45,325 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:27:45,637 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:27:45,949 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:27:46,223 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:27:46,544 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:27:47,759 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:27:50,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:27:50,745 INFO L93 Difference]: Finished difference Result 831 states and 959 transitions. [2020-09-04 21:27:50,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 21:27:50,746 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-09-04 21:27:50,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:27:50,752 INFO L225 Difference]: With dead ends: 831 [2020-09-04 21:27:50,752 INFO L226 Difference]: Without dead ends: 642 [2020-09-04 21:27:50,753 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:27:50,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2020-09-04 21:27:50,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 565. [2020-09-04 21:27:50,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 565 states. [2020-09-04 21:27:50,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 639 transitions. [2020-09-04 21:27:50,969 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 639 transitions. Word has length 170 [2020-09-04 21:27:50,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:27:50,970 INFO L479 AbstractCegarLoop]: Abstraction has 565 states and 639 transitions. [2020-09-04 21:27:50,970 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:27:50,970 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 639 transitions. [2020-09-04 21:27:50,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 21:27:50,974 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:27:50,974 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 21:27:50,974 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 21:27:50,974 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:27:50,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:27:50,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1971675083, now seen corresponding path program 1 times [2020-09-04 21:27:50,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:27:50,975 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1326375261] [2020-09-04 21:27:50,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:27:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:51,409 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:27:51,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:27:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:51,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:27:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:51,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:27:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:51,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:27:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:51,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:27:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:51,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:27:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:51,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 21:27:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:51,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:27:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:51,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:27:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:51,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 21:27:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:51,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 21:27:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:51,754 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 21:27:51,754 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1326375261] [2020-09-04 21:27:51,755 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:27:51,755 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:27:51,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417674707] [2020-09-04 21:27:51,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:27:51,757 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:27:51,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:27:51,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:27:51,759 INFO L87 Difference]: Start difference. First operand 565 states and 639 transitions. Second operand 10 states. [2020-09-04 21:27:52,311 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:27:53,227 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:27:53,542 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:27:55,015 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:27:55,332 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:27:55,650 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:27:56,086 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:27:56,387 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:27:56,731 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:27:58,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:27:58,004 INFO L93 Difference]: Finished difference Result 1318 states and 1573 transitions. [2020-09-04 21:27:58,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 21:27:58,005 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 21:27:58,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:27:58,015 INFO L225 Difference]: With dead ends: 1318 [2020-09-04 21:27:58,015 INFO L226 Difference]: Without dead ends: 868 [2020-09-04 21:27:58,018 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 21:27:58,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 868 states. [2020-09-04 21:27:58,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 868 to 779. [2020-09-04 21:27:58,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 779 states. [2020-09-04 21:27:58,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 779 states and 877 transitions. [2020-09-04 21:27:58,284 INFO L78 Accepts]: Start accepts. Automaton has 779 states and 877 transitions. Word has length 179 [2020-09-04 21:27:58,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:27:58,285 INFO L479 AbstractCegarLoop]: Abstraction has 779 states and 877 transitions. [2020-09-04 21:27:58,285 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:27:58,285 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 877 transitions. [2020-09-04 21:27:58,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-04 21:27:58,289 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:27:58,289 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:27:58,290 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 21:27:58,290 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:27:58,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:27:58,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1476641155, now seen corresponding path program 1 times [2020-09-04 21:27:58,291 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:27:58,291 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [484025105] [2020-09-04 21:27:58,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:27:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,639 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:27:58,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:27:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:27:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:27:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:27:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:27:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:27:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:27:58,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:27:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:27:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:27:58,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:27:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:27:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:27:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:27:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:27:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:27:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:27:58,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-09-04 21:27:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:27:58,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:27:58,967 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 21:27:58,967 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [484025105] [2020-09-04 21:27:58,968 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:27:58,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 21:27:58,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877197337] [2020-09-04 21:27:58,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 21:27:58,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:27:58,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 21:27:58,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-09-04 21:27:58,970 INFO L87 Difference]: Start difference. First operand 779 states and 877 transitions. Second operand 13 states. [2020-09-04 21:27:59,829 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:28:00,238 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:28:00,567 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:28:00,815 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:28:01,106 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:28:02,315 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:28:02,649 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:28:03,002 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:28:03,361 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:28:03,672 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:28:05,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:28:05,509 INFO L93 Difference]: Finished difference Result 1584 states and 1880 transitions. [2020-09-04 21:28:05,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:28:05,514 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 235 [2020-09-04 21:28:05,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:28:05,520 INFO L225 Difference]: With dead ends: 1584 [2020-09-04 21:28:05,520 INFO L226 Difference]: Without dead ends: 920 [2020-09-04 21:28:05,523 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2020-09-04 21:28:05,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2020-09-04 21:28:05,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 794. [2020-09-04 21:28:05,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2020-09-04 21:28:05,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 893 transitions. [2020-09-04 21:28:05,743 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 893 transitions. Word has length 235 [2020-09-04 21:28:05,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:28:05,744 INFO L479 AbstractCegarLoop]: Abstraction has 794 states and 893 transitions. [2020-09-04 21:28:05,744 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 21:28:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 893 transitions. [2020-09-04 21:28:05,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-04 21:28:05,748 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:28:05,748 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:28:05,749 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 21:28:05,749 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:28:05,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:28:05,749 INFO L82 PathProgramCache]: Analyzing trace with hash -277522141, now seen corresponding path program 1 times [2020-09-04 21:28:05,750 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:28:05,750 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [892606461] [2020-09-04 21:28:05,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:28:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,077 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:28:06,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:28:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:28:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:28:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:28:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:28:06,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:28:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:28:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:06,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:06,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:28:06,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:28:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:28:06,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-09-04 21:28:06,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:28:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:06,413 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 21:28:06,414 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [892606461] [2020-09-04 21:28:06,415 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:28:06,415 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:28:06,416 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774841632] [2020-09-04 21:28:06,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:28:06,417 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:28:06,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:28:06,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:28:06,418 INFO L87 Difference]: Start difference. First operand 794 states and 893 transitions. Second operand 10 states. [2020-09-04 21:28:07,975 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:28:08,297 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:28:08,652 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:28:08,971 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:28:09,296 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:28:09,591 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:28:11,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:28:11,036 INFO L93 Difference]: Finished difference Result 1609 states and 1906 transitions. [2020-09-04 21:28:11,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 21:28:11,037 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 235 [2020-09-04 21:28:11,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:28:11,044 INFO L225 Difference]: With dead ends: 1609 [2020-09-04 21:28:11,044 INFO L226 Difference]: Without dead ends: 930 [2020-09-04 21:28:11,046 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:28:11,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 930 states. [2020-09-04 21:28:11,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 930 to 810. [2020-09-04 21:28:11,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 810 states. [2020-09-04 21:28:11,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 810 states and 909 transitions. [2020-09-04 21:28:11,266 INFO L78 Accepts]: Start accepts. Automaton has 810 states and 909 transitions. Word has length 235 [2020-09-04 21:28:11,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:28:11,266 INFO L479 AbstractCegarLoop]: Abstraction has 810 states and 909 transitions. [2020-09-04 21:28:11,266 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:28:11,266 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 909 transitions. [2020-09-04 21:28:11,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-04 21:28:11,271 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:28:11,271 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:28:11,272 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 21:28:11,272 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:28:11,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:28:11,272 INFO L82 PathProgramCache]: Analyzing trace with hash 145143104, now seen corresponding path program 1 times [2020-09-04 21:28:11,272 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:28:11,273 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1884988349] [2020-09-04 21:28:11,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:28:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,646 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:28:11,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:28:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:28:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:28:11,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:28:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:28:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:28:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:28:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:11,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:11,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:28:11,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:28:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:11,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:28:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-09-04 21:28:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:28:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:11,911 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 21:28:11,912 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1884988349] [2020-09-04 21:28:11,912 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:28:11,912 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 21:28:11,912 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967671398] [2020-09-04 21:28:11,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 21:28:11,913 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:28:11,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 21:28:11,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 21:28:11,914 INFO L87 Difference]: Start difference. First operand 810 states and 909 transitions. Second operand 7 states. [2020-09-04 21:28:12,484 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:28:13,173 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:28:16,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:28:16,393 INFO L93 Difference]: Finished difference Result 2325 states and 2774 transitions. [2020-09-04 21:28:16,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 21:28:16,394 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 235 [2020-09-04 21:28:16,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:28:16,404 INFO L225 Difference]: With dead ends: 2325 [2020-09-04 21:28:16,404 INFO L226 Difference]: Without dead ends: 1630 [2020-09-04 21:28:16,407 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-09-04 21:28:16,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1630 states. [2020-09-04 21:28:16,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1630 to 1506. [2020-09-04 21:28:16,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1506 states. [2020-09-04 21:28:16,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1506 states and 1720 transitions. [2020-09-04 21:28:16,966 INFO L78 Accepts]: Start accepts. Automaton has 1506 states and 1720 transitions. Word has length 235 [2020-09-04 21:28:16,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:28:16,967 INFO L479 AbstractCegarLoop]: Abstraction has 1506 states and 1720 transitions. [2020-09-04 21:28:16,967 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 21:28:16,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1720 transitions. [2020-09-04 21:28:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-09-04 21:28:16,973 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:28:16,974 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:28:16,974 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 21:28:16,974 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:28:16,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:28:16,975 INFO L82 PathProgramCache]: Analyzing trace with hash 611578387, now seen corresponding path program 1 times [2020-09-04 21:28:16,978 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:28:16,981 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [61762524] [2020-09-04 21:28:16,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:28:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,469 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:28:17,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:17,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:28:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:28:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:28:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:28:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:28:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:28:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-04 21:28:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-04 21:28:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:28:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:28:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:28:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 21:28:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 21:28:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:17,805 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 21:28:17,805 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [61762524] [2020-09-04 21:28:17,805 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:28:17,805 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 21:28:17,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684263684] [2020-09-04 21:28:17,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 21:28:17,807 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:28:17,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 21:28:17,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-04 21:28:17,807 INFO L87 Difference]: Start difference. First operand 1506 states and 1720 transitions. Second operand 14 states. [2020-09-04 21:28:18,653 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 21:28:19,547 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:28:20,914 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 21:28:21,533 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:28:21,935 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:28:22,276 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:28:22,890 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 21:28:23,218 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:28:23,613 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:28:23,928 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:28:27,455 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:28:28,060 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:28:28,383 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:28:28,917 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:28:30,332 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:28:30,965 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 21:28:31,583 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:28:32,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:28:32,655 INFO L93 Difference]: Finished difference Result 4389 states and 5263 transitions. [2020-09-04 21:28:32,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-09-04 21:28:32,655 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 240 [2020-09-04 21:28:32,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:28:32,674 INFO L225 Difference]: With dead ends: 4389 [2020-09-04 21:28:32,674 INFO L226 Difference]: Without dead ends: 3285 [2020-09-04 21:28:32,680 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 611 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=499, Invalid=1853, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 21:28:32,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3285 states. [2020-09-04 21:28:34,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3285 to 2845. [2020-09-04 21:28:34,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2845 states. [2020-09-04 21:28:34,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2845 states and 3225 transitions. [2020-09-04 21:28:34,233 INFO L78 Accepts]: Start accepts. Automaton has 2845 states and 3225 transitions. Word has length 240 [2020-09-04 21:28:34,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:28:34,234 INFO L479 AbstractCegarLoop]: Abstraction has 2845 states and 3225 transitions. [2020-09-04 21:28:34,234 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 21:28:34,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2845 states and 3225 transitions. [2020-09-04 21:28:34,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2020-09-04 21:28:34,242 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:28:34,243 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:28:34,244 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 21:28:34,244 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:28:34,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:28:34,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1967084994, now seen corresponding path program 1 times [2020-09-04 21:28:34,244 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:28:34,245 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [157529843] [2020-09-04 21:28:34,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:28:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,686 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:28:34,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:28:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:28:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:28:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:28:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:28:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:28:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:28:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:28:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:28:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:28:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:28:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 21:28:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:34,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-09-04 21:28:34,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-09-04 21:28:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2020-09-04 21:28:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:28:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:28:35,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:28:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:35,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2020-09-04 21:28:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2020-09-04 21:28:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:35,366 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 33 proven. 11 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-09-04 21:28:35,366 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [157529843] [2020-09-04 21:28:35,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:28:35,367 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:28:35,367 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954447842] [2020-09-04 21:28:35,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:28:35,368 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:28:35,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:28:35,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:28:35,372 INFO L87 Difference]: Start difference. First operand 2845 states and 3225 transitions. Second operand 18 states. [2020-09-04 21:28:35,837 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-09-04 21:28:36,178 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:28:36,636 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:28:36,984 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:28:37,335 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:28:37,675 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:28:37,998 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:28:38,959 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:28:39,346 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:28:39,739 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:28:40,156 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:28:40,869 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:28:41,314 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:28:41,701 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:28:43,932 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:28:45,007 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:28:45,710 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:28:46,341 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:28:46,965 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:28:47,813 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:28:48,501 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:28:48,906 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:28:49,904 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:28:50,440 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:28:51,237 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:28:51,913 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:28:53,012 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 21:28:54,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:28:54,591 INFO L93 Difference]: Finished difference Result 5991 states and 6922 transitions. [2020-09-04 21:28:54,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-09-04 21:28:54,592 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 350 [2020-09-04 21:28:54,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:28:54,609 INFO L225 Difference]: With dead ends: 5991 [2020-09-04 21:28:54,609 INFO L226 Difference]: Without dead ends: 3533 [2020-09-04 21:28:54,618 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1444 ImplicationChecksByTransitivity, 11.9s TimeCoverageRelationStatistics Valid=971, Invalid=4285, Unknown=0, NotChecked=0, Total=5256 [2020-09-04 21:28:54,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3533 states. [2020-09-04 21:28:55,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3533 to 3245. [2020-09-04 21:28:55,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3245 states. [2020-09-04 21:28:55,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 3245 states and 3610 transitions. [2020-09-04 21:28:55,804 INFO L78 Accepts]: Start accepts. Automaton has 3245 states and 3610 transitions. Word has length 350 [2020-09-04 21:28:55,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:28:55,805 INFO L479 AbstractCegarLoop]: Abstraction has 3245 states and 3610 transitions. [2020-09-04 21:28:55,805 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:28:55,805 INFO L276 IsEmpty]: Start isEmpty. Operand 3245 states and 3610 transitions. [2020-09-04 21:28:55,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2020-09-04 21:28:55,817 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:28:55,818 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:55,818 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 21:28:55,818 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:28:55,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:28:55,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1695516555, now seen corresponding path program 1 times [2020-09-04 21:28:55,819 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:28:55,819 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1647143555] [2020-09-04 21:28:55,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:28:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,216 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:28:56,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:28:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:28:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:28:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:28:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:28:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:28:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:28:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:28:56,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:28:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:28:56,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:28:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 21:28:56,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 21:28:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:56,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:28:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:28:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:28:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:28:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:28:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:28:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-09-04 21:28:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:56,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:28:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:28:56,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:28:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:28:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2020-09-04 21:28:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:28:56,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2020-09-04 21:28:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:28:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:28:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:28:56,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:56,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:28:56,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:28:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2020-09-04 21:28:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2020-09-04 21:28:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:28:56,922 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 119 proven. 38 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2020-09-04 21:28:56,923 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1647143555] [2020-09-04 21:28:56,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:28:56,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-04 21:28:56,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413590439] [2020-09-04 21:28:56,926 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 21:28:56,926 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:28:56,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 21:28:56,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:28:56,927 INFO L87 Difference]: Start difference. First operand 3245 states and 3610 transitions. Second operand 16 states. [2020-09-04 21:28:58,851 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:28:59,184 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:28:59,643 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:00,004 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:29:00,330 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:00,653 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:29:02,264 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:02,638 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:29:06,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:29:06,842 INFO L93 Difference]: Finished difference Result 8541 states and 9783 transitions. [2020-09-04 21:29:06,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-04 21:29:06,842 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 539 [2020-09-04 21:29:06,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:29:06,865 INFO L225 Difference]: With dead ends: 8541 [2020-09-04 21:29:06,866 INFO L226 Difference]: Without dead ends: 4962 [2020-09-04 21:29:06,877 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 123 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 21:29:06,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4962 states. [2020-09-04 21:29:08,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4962 to 4332. [2020-09-04 21:29:08,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4332 states. [2020-09-04 21:29:08,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 4332 states and 4903 transitions. [2020-09-04 21:29:08,936 INFO L78 Accepts]: Start accepts. Automaton has 4332 states and 4903 transitions. Word has length 539 [2020-09-04 21:29:08,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:29:08,937 INFO L479 AbstractCegarLoop]: Abstraction has 4332 states and 4903 transitions. [2020-09-04 21:29:08,937 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 21:29:08,937 INFO L276 IsEmpty]: Start isEmpty. Operand 4332 states and 4903 transitions. [2020-09-04 21:29:08,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2020-09-04 21:29:08,951 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:29:08,952 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-09-04 21:29:08,952 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 21:29:08,952 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:29:08,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:29:08,953 INFO L82 PathProgramCache]: Analyzing trace with hash 514923588, now seen corresponding path program 1 times [2020-09-04 21:29:08,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:29:08,953 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2098664766] [2020-09-04 21:29:08,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:29:09,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,489 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:29:09,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:09,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:29:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:29:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:29:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:29:09,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:29:09,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:29:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:29:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:29:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:09,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:29:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:29:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:09,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:29:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 21:29:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 21:29:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:29:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:29:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:09,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:29:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:29:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:29:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:29:09,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:29:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2020-09-04 21:29:09,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:29:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:29:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:29:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:29:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:09,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 21:29:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2020-09-04 21:29:10,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:29:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:29:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:29:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2020-09-04 21:29:10,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2020-09-04 21:29:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:10,254 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 128 proven. 47 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2020-09-04 21:29:10,254 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2098664766] [2020-09-04 21:29:10,254 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:29:10,254 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:29:10,255 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898726383] [2020-09-04 21:29:10,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:29:10,256 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:29:10,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:29:10,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:29:10,256 INFO L87 Difference]: Start difference. First operand 4332 states and 4903 transitions. Second operand 18 states. [2020-09-04 21:29:10,859 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:29:11,293 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:29:11,628 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:29:11,959 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:12,289 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:29:12,602 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:13,692 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:29:14,112 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:29:17,119 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:29:17,566 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:29:17,967 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:29:18,441 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:29:19,306 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:29:19,637 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:29:21,284 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:29:21,611 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:29:21,927 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:29:23,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:29:23,557 INFO L93 Difference]: Finished difference Result 8270 states and 9450 transitions. [2020-09-04 21:29:23,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-09-04 21:29:23,558 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 549 [2020-09-04 21:29:23,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:29:23,579 INFO L225 Difference]: With dead ends: 8270 [2020-09-04 21:29:23,580 INFO L226 Difference]: Without dead ends: 4357 [2020-09-04 21:29:23,591 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 471 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=441, Invalid=1815, Unknown=0, NotChecked=0, Total=2256 [2020-09-04 21:29:23,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4357 states. [2020-09-04 21:29:25,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4357 to 4237. [2020-09-04 21:29:25,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4237 states. [2020-09-04 21:29:25,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4237 states to 4237 states and 4766 transitions. [2020-09-04 21:29:25,153 INFO L78 Accepts]: Start accepts. Automaton has 4237 states and 4766 transitions. Word has length 549 [2020-09-04 21:29:25,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:29:25,154 INFO L479 AbstractCegarLoop]: Abstraction has 4237 states and 4766 transitions. [2020-09-04 21:29:25,155 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:29:25,155 INFO L276 IsEmpty]: Start isEmpty. Operand 4237 states and 4766 transitions. [2020-09-04 21:29:25,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2020-09-04 21:29:25,167 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:29:25,168 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-09-04 21:29:25,168 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 21:29:25,168 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:29:25,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:29:25,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1252950618, now seen corresponding path program 1 times [2020-09-04 21:29:25,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:29:25,169 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [774910098] [2020-09-04 21:29:25,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:29:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,553 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:29:25,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:29:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:29:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:29:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:29:25,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:29:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:29:25,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:29:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:25,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:29:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:25,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:29:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:29:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:29:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 21:29:25,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:25,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 21:29:25,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:29:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:29:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:29:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:29:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:29:25,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:29:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:29:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-04 21:29:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:29:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:29:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:29:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:29:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2020-09-04 21:29:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:25,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:26,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-09-04 21:29:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:26,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:26,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:26,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:26,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:29:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:26,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:29:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:26,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:26,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:26,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:29:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:26,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2020-09-04 21:29:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:26,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2020-09-04 21:29:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:26,233 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 119 proven. 11 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2020-09-04 21:29:26,233 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [774910098] [2020-09-04 21:29:26,234 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:29:26,234 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-04 21:29:26,234 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144029408] [2020-09-04 21:29:26,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 21:29:26,235 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:29:26,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 21:29:26,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:29:26,236 INFO L87 Difference]: Start difference. First operand 4237 states and 4766 transitions. Second operand 16 states. [2020-09-04 21:29:26,818 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:29:28,085 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:29:30,661 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:31,052 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:29:31,487 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:31,854 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:29:32,197 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:29:32,550 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:29:32,887 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:33,230 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:29:33,572 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:29:33,964 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:29:34,312 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:29:34,667 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:29:36,550 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:37,201 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:29:37,813 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:29:38,166 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:29:38,544 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:29:38,893 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:29:42,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:29:42,491 INFO L93 Difference]: Finished difference Result 12513 states and 14308 transitions. [2020-09-04 21:29:42,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-09-04 21:29:42,492 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 550 [2020-09-04 21:29:42,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:29:42,533 INFO L225 Difference]: With dead ends: 12513 [2020-09-04 21:29:42,533 INFO L226 Difference]: Without dead ends: 8404 [2020-09-04 21:29:42,548 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 130 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 616 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=500, Invalid=2050, Unknown=0, NotChecked=0, Total=2550 [2020-09-04 21:29:42,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8404 states. [2020-09-04 21:29:45,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8404 to 8235. [2020-09-04 21:29:45,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8235 states. [2020-09-04 21:29:45,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8235 states to 8235 states and 9180 transitions. [2020-09-04 21:29:45,100 INFO L78 Accepts]: Start accepts. Automaton has 8235 states and 9180 transitions. Word has length 550 [2020-09-04 21:29:45,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:29:45,101 INFO L479 AbstractCegarLoop]: Abstraction has 8235 states and 9180 transitions. [2020-09-04 21:29:45,101 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 21:29:45,102 INFO L276 IsEmpty]: Start isEmpty. Operand 8235 states and 9180 transitions. [2020-09-04 21:29:45,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2020-09-04 21:29:45,123 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:29:45,124 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:29:45,124 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 21:29:45,124 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:29:45,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:29:45,125 INFO L82 PathProgramCache]: Analyzing trace with hash 238086317, now seen corresponding path program 1 times [2020-09-04 21:29:45,125 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:29:45,125 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1324732752] [2020-09-04 21:29:45,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:29:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,524 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:29:45,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:29:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:29:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:29:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:29:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:29:45,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:29:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:29:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:29:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:45,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:29:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:29:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:29:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:45,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:29:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 21:29:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-09-04 21:29:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:29:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:29:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:29:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:29:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:29:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:29:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:46,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:29:46,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 21:29:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:29:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:29:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:46,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:29:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:29:46,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2020-09-04 21:29:46,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:29:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 21:29:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:46,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:29:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:29:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:29:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:29:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:29:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2020-09-04 21:29:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2020-09-04 21:29:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:29:46,553 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 87 proven. 54 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2020-09-04 21:29:46,554 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1324732752] [2020-09-04 21:29:46,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:29:46,554 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-09-04 21:29:46,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768336706] [2020-09-04 21:29:46,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 21:29:46,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:29:46,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 21:29:46,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-09-04 21:29:46,556 INFO L87 Difference]: Start difference. First operand 8235 states and 9180 transitions. Second operand 22 states. [2020-09-04 21:29:47,189 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:29:47,637 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:29:47,973 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:29:48,310 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:48,641 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:29:48,956 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:50,067 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:29:53,027 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:53,441 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:29:53,895 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:54,293 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:54,651 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:29:55,012 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:29:55,378 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:55,736 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:29:56,201 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:56,608 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:29:56,959 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:29:57,324 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:29:57,999 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:29:58,759 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:29:59,400 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:30:05,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:30:05,131 INFO L93 Difference]: Finished difference Result 16680 states and 19113 transitions. [2020-09-04 21:30:05,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-09-04 21:30:05,132 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 555 [2020-09-04 21:30:05,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:30:05,171 INFO L225 Difference]: With dead ends: 16680 [2020-09-04 21:30:05,171 INFO L226 Difference]: Without dead ends: 9145 [2020-09-04 21:30:05,195 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 132 SyntacticMatches, 4 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1201 ImplicationChecksByTransitivity, 9.3s TimeCoverageRelationStatistics Valid=880, Invalid=3676, Unknown=0, NotChecked=0, Total=4556 [2020-09-04 21:30:05,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9145 states. [2020-09-04 21:30:07,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9145 to 7873. [2020-09-04 21:30:07,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7873 states. [2020-09-04 21:30:07,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7873 states to 7873 states and 8731 transitions. [2020-09-04 21:30:07,641 INFO L78 Accepts]: Start accepts. Automaton has 7873 states and 8731 transitions. Word has length 555 [2020-09-04 21:30:07,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:30:07,641 INFO L479 AbstractCegarLoop]: Abstraction has 7873 states and 8731 transitions. [2020-09-04 21:30:07,642 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 21:30:07,642 INFO L276 IsEmpty]: Start isEmpty. Operand 7873 states and 8731 transitions. [2020-09-04 21:30:07,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2020-09-04 21:30:07,657 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:30:07,657 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:30:07,658 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 21:30:07,658 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:30:07,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:30:07,658 INFO L82 PathProgramCache]: Analyzing trace with hash 1138156646, now seen corresponding path program 1 times [2020-09-04 21:30:07,659 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:30:07,659 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1420216442] [2020-09-04 21:30:07,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:30:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,056 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:30:08,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:30:08,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:30:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:30:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:30:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:30:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:30:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:30:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:30:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:30:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:30:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:30:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:30:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:30:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 21:30:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-09-04 21:30:08,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-09-04 21:30:08,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:30:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:30:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:30:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:30:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:30:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:30:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:30:08,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:30:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 21:30:08,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:30:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:30:08,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:30:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:30:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:30:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 21:30:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2020-09-04 21:30:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-09-04 21:30:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2020-09-04 21:30:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:08,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:30:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:30:08,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:30:08,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:30:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:30:08,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2020-09-04 21:30:08,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2020-09-04 21:30:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:08,829 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 123 proven. 31 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2020-09-04 21:30:08,829 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1420216442] [2020-09-04 21:30:08,829 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:30:08,829 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-09-04 21:30:08,830 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331505280] [2020-09-04 21:30:08,830 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 21:30:08,830 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:30:08,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 21:30:08,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-09-04 21:30:08,831 INFO L87 Difference]: Start difference. First operand 7873 states and 8731 transitions. Second operand 22 states. [2020-09-04 21:30:09,499 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:30:10,029 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:30:10,363 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:10,701 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:30:11,031 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:30:11,343 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:30:12,465 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:30:15,504 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:30:15,924 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:16,396 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:30:16,796 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:30:17,148 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:17,503 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:17,881 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:30:18,232 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:18,578 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:30:18,982 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:19,330 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:30:19,691 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:22,261 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:30:22,928 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:30:23,552 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:30:27,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:30:27,500 INFO L93 Difference]: Finished difference Result 15646 states and 17890 transitions. [2020-09-04 21:30:27,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-09-04 21:30:27,501 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 564 [2020-09-04 21:30:27,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:30:27,533 INFO L225 Difference]: With dead ends: 15646 [2020-09-04 21:30:27,533 INFO L226 Difference]: Without dead ends: 8473 [2020-09-04 21:30:27,551 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 137 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1218 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=894, Invalid=3798, Unknown=0, NotChecked=0, Total=4692 [2020-09-04 21:30:27,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8473 states. [2020-09-04 21:30:30,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8473 to 7189. [2020-09-04 21:30:30,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7189 states. [2020-09-04 21:30:30,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7189 states to 7189 states and 7969 transitions. [2020-09-04 21:30:30,510 INFO L78 Accepts]: Start accepts. Automaton has 7189 states and 7969 transitions. Word has length 564 [2020-09-04 21:30:30,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:30:30,511 INFO L479 AbstractCegarLoop]: Abstraction has 7189 states and 7969 transitions. [2020-09-04 21:30:30,511 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 21:30:30,511 INFO L276 IsEmpty]: Start isEmpty. Operand 7189 states and 7969 transitions. [2020-09-04 21:30:30,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2020-09-04 21:30:30,527 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:30:30,527 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:30:30,528 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 21:30:30,528 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:30:30,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:30:30,528 INFO L82 PathProgramCache]: Analyzing trace with hash 1298409984, now seen corresponding path program 2 times [2020-09-04 21:30:30,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:30:30,528 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [651185051] [2020-09-04 21:30:30,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:30:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:30,987 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:30:30,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:30:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:30:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:30:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:30:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:30:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:30:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:30:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:30:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:30:31,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:30:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:30:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:30:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:30:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 21:30:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 21:30:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:31,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:30:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:30:31,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:30:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:30:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:30:31,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:30:31,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:30:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:30:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2020-09-04 21:30:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 21:30:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:30:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:30:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:30:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:30:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:30:31,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 21:30:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2020-09-04 21:30:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-09-04 21:30:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:30:31,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2020-09-04 21:30:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:30:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:30:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:30:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:30:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:30:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:30:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2020-09-04 21:30:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2020-09-04 21:30:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:30:31,765 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 123 proven. 46 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2020-09-04 21:30:31,765 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [651185051] [2020-09-04 21:30:31,765 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:30:31,765 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-04 21:30:31,766 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835179829] [2020-09-04 21:30:31,766 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 21:30:31,767 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:30:31,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 21:30:31,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:30:31,767 INFO L87 Difference]: Start difference. First operand 7189 states and 7969 transitions. Second operand 17 states. [2020-09-04 21:30:32,414 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:30:34,299 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:30:34,655 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:35,309 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:30:35,654 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:30:36,310 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 21:30:36,611 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:30:37,031 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:30:37,640 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:30:38,024 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:38,451 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:30:38,806 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:39,398 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:30:40,977 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:30:41,374 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:42,085 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:30:42,804 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:30:43,482 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:30:44,425 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:30:45,095 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 21:30:49,069 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:30:50,099 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:30:50,463 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:51,095 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:30:51,761 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:30:52,376 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:30:59,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:30:59,042 INFO L93 Difference]: Finished difference Result 17090 states and 20013 transitions. [2020-09-04 21:30:59,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2020-09-04 21:30:59,042 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 564 [2020-09-04 21:30:59,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:30:59,084 INFO L225 Difference]: With dead ends: 17090 [2020-09-04 21:30:59,084 INFO L226 Difference]: Without dead ends: 12729 [2020-09-04 21:30:59,100 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 155 SyntacticMatches, 6 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2276 ImplicationChecksByTransitivity, 13.4s TimeCoverageRelationStatistics Valid=1227, Invalid=5913, Unknown=0, NotChecked=0, Total=7140 [2020-09-04 21:30:59,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12729 states. [2020-09-04 21:31:02,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12729 to 10045. [2020-09-04 21:31:02,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10045 states. [2020-09-04 21:31:02,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10045 states to 10045 states and 11043 transitions. [2020-09-04 21:31:02,399 INFO L78 Accepts]: Start accepts. Automaton has 10045 states and 11043 transitions. Word has length 564 [2020-09-04 21:31:02,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:31:02,400 INFO L479 AbstractCegarLoop]: Abstraction has 10045 states and 11043 transitions. [2020-09-04 21:31:02,400 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 21:31:02,400 INFO L276 IsEmpty]: Start isEmpty. Operand 10045 states and 11043 transitions. [2020-09-04 21:31:02,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 646 [2020-09-04 21:31:02,418 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:31:02,418 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:31:02,419 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 21:31:02,419 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:31:02,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:31:02,419 INFO L82 PathProgramCache]: Analyzing trace with hash -2029253763, now seen corresponding path program 1 times [2020-09-04 21:31:02,420 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:31:02,420 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1418707718] [2020-09-04 21:31:02,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:31:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,810 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:31:02,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:31:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:31:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:31:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:31:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:31:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:31:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:31:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:02,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:31:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:31:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:31:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 21:31:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 21:31:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:31:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:31:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:31:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:31:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:31:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:02,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:31:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2020-09-04 21:31:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 21:31:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:31:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:31:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:31:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:31:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2020-09-04 21:31:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2020-09-04 21:31:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2020-09-04 21:31:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2020-09-04 21:31:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:31:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:31:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2020-09-04 21:31:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2020-09-04 21:31:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2020-09-04 21:31:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:31:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:31:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:03,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2020-09-04 21:31:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2020-09-04 21:31:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:03,442 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 132 proven. 4 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2020-09-04 21:31:03,443 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1418707718] [2020-09-04 21:31:03,446 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:31:03,447 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-09-04 21:31:03,447 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985584761] [2020-09-04 21:31:03,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:31:03,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:31:03,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:31:03,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:31:03,448 INFO L87 Difference]: Start difference. First operand 10045 states and 11043 transitions. Second operand 10 states. [2020-09-04 21:31:04,647 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:31:10,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:31:10,048 INFO L93 Difference]: Finished difference Result 12606 states and 14264 transitions. [2020-09-04 21:31:10,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-04 21:31:10,049 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 645 [2020-09-04 21:31:10,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:31:10,064 INFO L225 Difference]: With dead ends: 12606 [2020-09-04 21:31:10,064 INFO L226 Difference]: Without dead ends: 4953 [2020-09-04 21:31:10,080 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=267, Invalid=789, Unknown=0, NotChecked=0, Total=1056 [2020-09-04 21:31:10,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4953 states. [2020-09-04 21:31:11,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4953 to 4213. [2020-09-04 21:31:11,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4213 states. [2020-09-04 21:31:11,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 4213 states and 4525 transitions. [2020-09-04 21:31:11,599 INFO L78 Accepts]: Start accepts. Automaton has 4213 states and 4525 transitions. Word has length 645 [2020-09-04 21:31:11,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:31:11,600 INFO L479 AbstractCegarLoop]: Abstraction has 4213 states and 4525 transitions. [2020-09-04 21:31:11,600 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:31:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 4213 states and 4525 transitions. [2020-09-04 21:31:11,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 679 [2020-09-04 21:31:11,609 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:31:11,609 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 21:31:11,610 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 21:31:11,610 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:31:11,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:31:11,610 INFO L82 PathProgramCache]: Analyzing trace with hash 2005024342, now seen corresponding path program 1 times [2020-09-04 21:31:11,610 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:31:11,610 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1099152205] [2020-09-04 21:31:11,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:31:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,022 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:31:12,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:12,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:31:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:31:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:31:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:31:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:31:12,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:31:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:31:12,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:31:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:31:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:31:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:12,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 21:31:12,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 21:31:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:31:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:31:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:31:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:31:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:31:12,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:31:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2020-09-04 21:31:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 21:31:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:31:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:31:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:31:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:31:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2020-09-04 21:31:12,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2020-09-04 21:31:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2020-09-04 21:31:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:12,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:12,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:31:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:31:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:31:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 21:31:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:31:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2020-09-04 21:31:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 21:31:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2020-09-04 21:31:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:31:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:31:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:12,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2020-09-04 21:31:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2020-09-04 21:31:12,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:12,875 INFO L134 CoverageAnalysis]: Checked inductivity of 897 backedges. 174 proven. 87 refuted. 0 times theorem prover too weak. 636 trivial. 0 not checked. [2020-09-04 21:31:12,875 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1099152205] [2020-09-04 21:31:12,875 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:31:12,876 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-04 21:31:12,876 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588361084] [2020-09-04 21:31:12,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 21:31:12,877 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:31:12,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 21:31:12,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:31:12,878 INFO L87 Difference]: Start difference. First operand 4213 states and 4525 transitions. Second operand 17 states. [2020-09-04 21:31:13,881 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:31:14,837 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:31:17,905 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:31:18,281 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:31:18,612 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:31:18,948 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:31:19,255 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:31:19,820 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 21:31:23,852 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:31:24,213 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:31:24,561 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:31:24,917 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:31:25,246 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:31:26,781 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 21:31:27,406 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 21:31:29,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:31:29,169 INFO L93 Difference]: Finished difference Result 11835 states and 13347 transitions. [2020-09-04 21:31:29,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-09-04 21:31:29,169 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 678 [2020-09-04 21:31:29,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:31:29,190 INFO L225 Difference]: With dead ends: 11835 [2020-09-04 21:31:29,191 INFO L226 Difference]: Without dead ends: 7612 [2020-09-04 21:31:29,201 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 170 SyntacticMatches, 10 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1172 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=986, Invalid=3436, Unknown=0, NotChecked=0, Total=4422 [2020-09-04 21:31:29,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7612 states. [2020-09-04 21:31:31,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7612 to 5629. [2020-09-04 21:31:31,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5629 states. [2020-09-04 21:31:31,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5629 states to 5629 states and 6020 transitions. [2020-09-04 21:31:31,280 INFO L78 Accepts]: Start accepts. Automaton has 5629 states and 6020 transitions. Word has length 678 [2020-09-04 21:31:31,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:31:31,281 INFO L479 AbstractCegarLoop]: Abstraction has 5629 states and 6020 transitions. [2020-09-04 21:31:31,281 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 21:31:31,281 INFO L276 IsEmpty]: Start isEmpty. Operand 5629 states and 6020 transitions. [2020-09-04 21:31:31,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 701 [2020-09-04 21:31:31,295 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:31:31,295 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:31:31,295 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 21:31:31,295 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:31:31,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:31:31,296 INFO L82 PathProgramCache]: Analyzing trace with hash 1832389898, now seen corresponding path program 1 times [2020-09-04 21:31:31,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:31:31,296 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [330693923] [2020-09-04 21:31:31,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:31:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,685 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:31:31,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:31:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:31:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:31:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:31:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:31:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:31:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:31:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:31:31,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:31,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:31:31,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:31:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 21:31:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 21:31:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:31:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:31:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:31:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:31:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:31:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:31,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:31:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2020-09-04 21:31:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 21:31:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:31:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:32,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:31:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:31:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:31:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:31:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:31:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2020-09-04 21:31:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2020-09-04 21:31:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:31:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:31:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:31:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:31:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2020-09-04 21:31:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2020-09-04 21:31:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 595 [2020-09-04 21:31:32,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:31:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2020-09-04 21:31:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:31:32,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:31:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:31:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:31:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:31:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2020-09-04 21:31:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 687 [2020-09-04 21:31:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:31:32,490 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 169 proven. 18 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2020-09-04 21:31:32,491 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [330693923] [2020-09-04 21:31:32,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:31:32,491 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-04 21:31:32,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469315471] [2020-09-04 21:31:32,492 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 21:31:32,492 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:31:32,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 21:31:32,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:31:32,493 INFO L87 Difference]: Start difference. First operand 5629 states and 6020 transitions. Second operand 17 states. [2020-09-04 21:31:33,196 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:31:33,521 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:31:33,842 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:31:34,157 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:31:34,457 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:31:37,495 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:31:37,808 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:31:38,128 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:31:38,868 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:31:39,184 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:31:39,486 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:31:39,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:31:39,952 INFO L93 Difference]: Finished difference Result 6602 states and 7091 transitions. [2020-09-04 21:31:39,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-09-04 21:31:39,953 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 700 [2020-09-04 21:31:39,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:31:39,955 INFO L225 Difference]: With dead ends: 6602 [2020-09-04 21:31:39,955 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 21:31:39,965 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=311, Invalid=1021, Unknown=0, NotChecked=0, Total=1332 [2020-09-04 21:31:39,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 21:31:39,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 21:31:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 21:31:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 21:31:39,966 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 700 [2020-09-04 21:31:39,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:31:39,966 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 21:31:39,966 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 21:31:39,966 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 21:31:39,967 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 21:31:39,967 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 21:31:39,969 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 21:31:40,387 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:31:41,118 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:31:41,751 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:31:42,123 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:31:42,690 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:31:43,302 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:31:43,862 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:31:44,646 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 202 [2020-09-04 21:31:45,225 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:31:46,042 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 204 [2020-09-04 21:31:46,385 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:31:46,747 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:31:47,108 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:31:47,462 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:31:49,111 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:49,487 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:31:49,859 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:50,238 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:31:50,770 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 21:31:51,377 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 21:31:51,873 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:31:52,443 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:31:53,013 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:31:53,992 WARN L193 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 253 [2020-09-04 21:31:54,567 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 21:31:55,528 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 248 [2020-09-04 21:31:55,888 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:32:05,380 WARN L193 SmtUtils]: Spent 9.49 s on a formula simplification. DAG size of input: 805 DAG size of output: 571 [2020-09-04 21:32:05,729 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:32:05,900 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:32:06,455 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 196 [2020-09-04 21:32:06,810 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:07,452 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:32:07,790 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:32:08,150 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:32:08,726 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 199 [2020-09-04 21:32:08,905 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:32:09,259 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:09,619 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:32:10,358 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:32:10,721 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:11,079 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:32:11,758 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:32:11,923 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:32:12,096 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:32:12,271 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:32:12,436 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:32:12,786 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:32:12,958 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:32:13,579 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:32:13,937 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:14,115 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:32:14,487 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:14,845 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:32:15,212 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:32:15,901 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:32:16,267 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:32:16,618 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:32:16,976 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:32:17,327 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:32:17,680 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:32:17,855 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:32:18,020 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:32:18,188 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:32:18,538 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:32:18,894 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:19,560 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:32:20,152 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:32:20,518 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:22,088 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:32:22,737 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:32:23,100 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:32:23,700 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:32:24,055 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:24,417 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:24,780 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:32:25,144 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:32:25,334 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:32:25,695 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:32:26,066 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:26,410 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:32:26,581 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:32:26,749 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:32:27,115 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:32:27,450 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:32:27,814 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:28,168 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:32:28,536 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:28,703 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:32:29,069 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:32:29,419 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:32:29,777 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:31,329 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:32:31,678 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:32:32,529 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:32:33,394 WARN L193 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 21:32:33,746 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:33,913 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:32:34,275 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:32:34,645 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:32:35,309 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:32:35,647 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:32:35,820 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:32:36,165 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:32:36,509 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:36,671 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:32:37,037 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:32:37,395 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:32:37,742 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:32:38,385 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:32:38,768 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:39,126 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:32:39,301 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:32:39,466 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:32:39,826 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:32:40,161 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:32:40,344 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:40,699 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:41,073 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:32:41,243 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:32:41,409 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:32:41,579 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:32:42,245 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:32:42,601 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:32:42,773 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:32:43,116 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:32:43,652 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 21:32:43,996 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:32:44,169 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:32:44,529 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:45,331 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 202 [2020-09-04 21:32:45,682 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:46,768 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 248 DAG size of output: 207 [2020-09-04 21:32:46,943 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:32:48,040 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 250 DAG size of output: 206 [2020-09-04 21:32:48,202 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:32:48,897 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 205 [2020-09-04 21:32:49,256 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:32:49,423 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:32:49,591 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:32:49,950 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:32:50,290 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:32:50,464 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:32:50,630 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:32:51,498 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:32:59,225 WARN L193 SmtUtils]: Spent 7.72 s on a formula simplification. DAG size of input: 678 DAG size of output: 524 [2020-09-04 21:32:59,967 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:33:00,659 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:33:01,082 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:33:01,296 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:33:01,503 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:33:01,711 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:33:02,118 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:33:02,533 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:33:03,496 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 21:33:04,327 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 246 [2020-09-04 21:33:04,751 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:33:06,659 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 251 DAG size of output: 248 [2020-09-04 21:33:07,615 WARN L193 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:33:08,037 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:33:08,903 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 248 [2020-09-04 21:33:09,318 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:33:09,740 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:33:10,162 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 21:33:10,586 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:33:10,805 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:33:11,221 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:33:11,616 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:33:12,017 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:33:12,230 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:33:12,439 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:33:12,871 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:33:13,262 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:33:13,685 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:33:14,098 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:33:14,526 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:33:14,734 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:33:15,159 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2020-09-04 21:33:15,567 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:33:15,985 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:33:17,875 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 250 DAG size of output: 247 [2020-09-04 21:33:18,283 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:33:19,279 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 234 [2020-09-04 21:33:20,291 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 245 DAG size of output: 236 [2020-09-04 21:33:20,702 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:33:20,913 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:33:21,328 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:33:21,756 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:33:22,716 WARN L193 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 21:33:23,112 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:33:23,326 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:33:23,730 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:33:24,132 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:33:24,333 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:33:24,755 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:33:25,172 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:33:25,577 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:33:26,527 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:33:26,962 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:33:27,380 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:33:27,596 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:33:27,803 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:33:28,223 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:33:28,614 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:33:28,826 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:33:29,236 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:33:29,665 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:33:29,876 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:33:30,083 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:33:30,295 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:33:31,268 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 246 [2020-09-04 21:33:31,684 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:33:31,898 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:33:32,299 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:33:33,253 WARN L193 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 244 [2020-09-04 21:33:33,655 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:33:33,870 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:33:34,289 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:33:35,213 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 219 [2020-09-04 21:33:35,623 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:33:37,007 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 263 DAG size of output: 252 [2020-09-04 21:33:37,223 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:33:38,637 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 265 DAG size of output: 257 [2020-09-04 21:33:38,840 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:33:39,730 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 221 [2020-09-04 21:33:40,148 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:33:40,355 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:33:40,563 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:33:40,951 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:33:41,350 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:33:41,565 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:33:41,771 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:33:42,899 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 242 DAG size of output: 239 [2020-09-04 21:33:43,613 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 229 [2020-09-04 21:33:44,307 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 231 [2020-09-04 21:33:45,035 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:33:45,712 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:33:46,375 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:33:47,658 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 259 DAG size of output: 231 [2020-09-04 21:33:48,332 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:33:49,617 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 261 DAG size of output: 233 [2020-09-04 21:33:50,100 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:33:50,489 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:33:51,377 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:33:52,350 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:33:53,144 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:33:53,541 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:33:54,503 WARN L193 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:33:55,299 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 21:33:56,237 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 239 [2020-09-04 21:33:57,280 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 259 DAG size of output: 248 [2020-09-04 21:33:58,243 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:33:59,205 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 250 [2020-09-04 21:33:59,593 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 21:34:00,002 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 21:34:00,491 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:34:01,070 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 21:34:01,688 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:34:02,260 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:34:03,250 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 253 [2020-09-04 21:34:03,822 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 21:34:04,782 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 248 [2020-09-04 21:34:05,270 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:34:05,381 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 31 [2020-09-04 21:34:05,743 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:34:06,088 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:34:06,445 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:34:07,102 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:34:07,462 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:34:08,061 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:34:08,615 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:34:09,176 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:34:09,953 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 202 [2020-09-04 21:34:10,528 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:34:11,337 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 204 [2020-09-04 21:34:11,948 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:34:12,292 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:34:12,662 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 228 [2020-09-04 21:34:12,848 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:34:13,509 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 200 [2020-09-04 21:34:13,885 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:34:14,521 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:34:14,877 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:34:15,259 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:34:15,950 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 203 [2020-09-04 21:34:16,143 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:34:16,518 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:34:16,899 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:34:17,602 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 21:34:17,988 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:34:18,366 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 229 [2020-09-04 21:34:19,056 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-09-04 21:34:19,236 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:34:19,423 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 197 [2020-09-04 21:34:19,613 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:34:19,793 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 21:34:20,156 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:34:20,340 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195 [2020-09-04 21:34:21,012 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:34:21,392 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:34:21,584 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:34:21,976 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:34:22,357 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:34:22,744 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:34:23,429 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:34:23,817 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:34:24,187 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:34:24,567 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:34:24,963 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 232 [2020-09-04 21:34:25,164 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 21:34:26,089 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:34:26,487 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:34:27,170 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:34:27,548 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:34:27,952 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:34:28,742 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 210 [2020-09-04 21:34:28,950 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:34:29,347 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:34:29,759 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:34:30,402 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 238 [2020-09-04 21:34:30,810 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:34:31,211 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 233 [2020-09-04 21:34:31,843 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 240 [2020-09-04 21:34:32,038 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:34:32,240 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 201 [2020-09-04 21:34:32,446 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:34:32,642 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2020-09-04 21:34:33,027 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:34:33,227 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 21:34:33,917 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 21:34:34,319 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:34:34,526 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 21:34:34,947 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:34:35,350 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:34:35,760 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:34:36,476 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 21:34:36,886 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:34:37,278 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:34:37,679 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:34:38,033 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:34:38,450 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:34:39,005 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:34:39,554 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 21:34:39,904 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 21:34:40,443 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:34:40,982 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:34:41,513 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:34:42,182 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:34:42,729 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 21:34:43,264 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 226 [2020-09-04 21:34:43,813 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:34:45,600 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 250 DAG size of output: 243 [2020-09-04 21:34:45,940 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 21:34:46,272 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 21:34:46,606 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 21:34:47,174 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:34:47,726 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:34:48,249 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:34:48,808 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 21:34:49,353 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 21:34:49,708 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 21:34:50,220 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 225 [2020-09-04 21:34:50,838 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:34:51,192 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 21:34:51,520 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 194 [2020-09-04 21:34:51,854 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 21:34:52,217 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:34:53,061 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 227 [2020-09-04 21:34:53,420 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 21:34:53,771 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:34:54,104 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 21:34:54,442 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 21:34:54,778 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:34:55,448 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:34:55,990 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:34:56,532 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 21:34:57,153 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:34:57,478 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 21:34:58,137 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 21:34:58,494 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:34:59,199 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 202 [2020-09-04 21:34:59,827 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:35:00,946 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 252 DAG size of output: 207 [2020-09-04 21:35:01,593 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 21:35:03,349 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 249 DAG size of output: 242 [2020-09-04 21:35:03,862 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 225 [2020-09-04 21:35:04,187 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 21:35:05,279 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 254 DAG size of output: 206 [2020-09-04 21:35:06,086 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 205 [2020-09-04 21:35:06,432 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 21:35:06,962 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 226 [2020-09-04 21:35:07,520 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:35:08,069 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:35:08,413 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:35:09,304 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:35:09,632 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 194 [2020-09-04 21:35:10,537 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 21:35:11,757 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 21:35:12,597 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 227 [2020-09-04 21:35:12,943 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 21:35:14,170 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:35:14,718 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 21:35:15,064 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 21:35:15,603 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:35:16,140 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:35:16,671 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:35:17,340 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:35:17,886 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 21:35:18,423 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 226 [2020-09-04 21:35:18,972 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:35:20,757 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 250 DAG size of output: 243 [2020-09-04 21:35:21,099 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 21:35:21,431 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 21:35:21,766 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 21:35:22,335 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:35:22,888 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:35:23,413 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:35:23,972 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 21:35:24,519 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 21:35:24,875 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 21:35:25,386 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 225 [2020-09-04 21:35:26,006 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:35:26,360 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 21:35:26,689 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 194 [2020-09-04 21:35:27,023 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 21:35:27,386 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:35:28,231 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 227 [2020-09-04 21:35:28,591 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 21:35:28,943 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:35:29,276 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 21:35:29,614 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 21:35:29,951 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:35:30,618 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:35:31,162 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:35:31,704 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 21:35:32,327 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:35:32,653 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 21:35:33,287 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 21:35:33,645 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:35:34,352 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 202 [2020-09-04 21:35:34,981 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:35:36,102 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 252 DAG size of output: 207 [2020-09-04 21:35:36,754 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 21:35:38,515 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 249 DAG size of output: 242 [2020-09-04 21:35:39,029 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 225 [2020-09-04 21:35:39,353 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 21:35:40,448 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 254 DAG size of output: 206 [2020-09-04 21:35:41,255 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 205 [2020-09-04 21:35:41,606 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 21:35:42,136 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 226 [2020-09-04 21:35:42,696 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:35:43,244 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:35:43,589 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:35:44,482 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:35:44,811 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 194 [2020-09-04 21:35:45,720 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 21:35:46,965 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 21:35:47,810 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 227 [2020-09-04 21:35:48,156 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 21:35:48,340 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:35:48,901 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 199 [2020-09-04 21:35:49,260 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:35:49,617 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:35:49,795 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:35:50,150 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:35:50,508 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:35:50,676 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:35:51,044 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:35:51,785 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:35:51,962 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:35:52,129 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:35:52,485 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:35:53,166 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:35:53,343 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:35:53,679 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:35:53,861 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:35:54,482 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:35:54,869 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:35:55,232 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:35:55,596 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:35:55,957 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:35:56,308 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:35:56,485 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:35:57,166 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:35:57,520 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:35:57,886 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:35:58,528 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:35:59,080 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 196 [2020-09-04 21:35:59,437 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:35:59,774 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:36:00,516 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-09-04 21:36:01,268 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 238 [2020-09-04 21:36:01,678 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:36:02,072 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:36:09,947 WARN L193 SmtUtils]: Spent 7.87 s on a formula simplification. DAG size of input: 678 DAG size of output: 524 [2020-09-04 21:36:10,292 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:36:16,579 WARN L193 SmtUtils]: Spent 6.29 s on a formula simplification. DAG size of input: 644 DAG size of output: 499 [2020-09-04 21:36:18,255 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 204 [2020-09-04 21:36:18,603 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:36:19,204 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:36:19,546 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:36:20,114 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:36:20,771 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:36:21,384 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:36:21,932 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:36:22,279 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:36:22,623 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:36:23,398 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 202 [2020-09-04 21:36:23,972 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:36:27,885 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:36:28,564 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:36:29,352 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:36:29,705 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:36:30,069 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:36:30,449 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:36:31,299 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 239 [2020-09-04 21:36:31,678 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:36:32,035 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:36:32,234 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 21:36:32,608 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:36:32,985 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:36:33,175 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 21:36:33,563 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:36:34,316 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 229 [2020-09-04 21:36:34,687 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:36:35,052 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 228 [2020-09-04 21:36:35,408 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:36:36,196 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 231 [2020-09-04 21:36:36,395 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:36:36,731 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:36:37,108 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:36:37,980 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 21:36:38,366 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:36:38,748 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:36:39,131 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:36:39,510 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:36:39,859 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:36:40,059 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 21:36:40,998 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:36:41,371 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:36:41,756 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:36:42,661 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:36:43,589 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 237 [2020-09-04 21:36:43,964 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:36:44,300 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:36:44,681 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:36:45,528 WARN L193 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 239 [2020-09-04 21:36:45,907 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:36:46,263 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:36:46,463 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 21:36:46,836 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:36:47,213 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:36:47,402 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 21:36:47,790 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:36:48,544 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 229 [2020-09-04 21:36:48,914 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:36:49,276 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 228 [2020-09-04 21:36:49,632 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:36:50,420 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 231 [2020-09-04 21:36:50,619 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:36:50,956 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:36:51,333 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:36:52,201 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 21:36:52,587 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:36:52,970 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:36:53,353 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:36:53,733 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:36:54,082 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:36:54,282 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 21:36:55,218 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:36:55,589 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:36:55,973 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:36:56,877 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:36:57,772 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 237 [2020-09-04 21:36:58,148 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:36:58,484 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:36:59,451 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 237 [2020-09-04 21:36:59,819 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:37:00,227 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:37:01,112 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 247 [2020-09-04 21:37:01,514 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:37:01,871 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:37:02,099 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:37:02,494 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:37:02,893 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:37:03,110 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:37:03,522 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:37:04,289 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 231 [2020-09-04 21:37:04,681 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:37:05,065 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 232 [2020-09-04 21:37:05,421 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:37:06,262 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 233 [2020-09-04 21:37:06,489 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:37:06,825 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:37:07,223 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:37:08,102 WARN L193 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 231 [2020-09-04 21:37:08,490 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:37:08,894 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:37:09,299 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:37:09,702 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:37:10,051 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:37:10,278 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-09-04 21:37:11,281 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 247 [2020-09-04 21:37:11,676 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:37:12,082 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:37:13,058 WARN L193 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 245 [2020-09-04 21:37:13,938 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 245 [2020-09-04 21:37:14,335 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:37:14,672 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:37:15,027 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:37:15,954 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:37:16,364 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:37:17,154 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 238 [2020-09-04 21:37:17,926 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-09-04 21:37:18,329 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:37:18,723 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:37:19,456 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 232 [2020-09-04 21:37:19,882 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 201 [2020-09-04 21:37:20,241 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:37:20,601 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:37:20,961 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:37:21,319 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:37:22,031 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 234 [2020-09-04 21:37:22,463 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 203 [2020-09-04 21:37:22,630 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:37:22,983 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:37:23,681 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 233 [2020-09-04 21:37:24,043 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:37:24,389 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:37:25,315 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 208 [2020-09-04 21:37:25,480 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:37:25,651 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:37:26,341 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 231 [2020-09-04 21:37:26,509 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:37:27,218 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 235 [2020-09-04 21:37:28,160 WARN L193 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 210 [2020-09-04 21:37:28,333 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:37:29,037 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 233 [2020-09-04 21:37:29,215 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:37:29,567 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:37:29,918 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:37:30,294 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:37:31,246 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:37:31,657 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:37:32,058 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:37:33,073 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:37:33,483 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:37:33,901 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:37:35,250 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:37:35,653 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:37:36,031 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:37:36,410 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:37:37,152 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:37:37,529 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:37:37,875 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:37:38,230 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:37:39,192 WARN L193 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 237 [2020-09-04 21:37:39,560 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:37:39,974 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:37:40,338 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:37:41,074 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:37:41,439 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:37:41,808 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:37:42,490 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:37:42,883 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:37:43,236 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:37:43,371 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 28 [2020-09-04 21:37:43,506 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 28 [2020-09-04 21:37:43,833 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 37 [2020-09-04 21:37:43,965 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 20 [2020-09-04 21:37:44,683 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 226 [2020-09-04 21:37:45,262 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 21:37:45,909 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 227 [2020-09-04 21:37:46,626 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 226 [2020-09-04 21:37:46,954 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 37 [2020-09-04 21:37:47,285 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 204 [2020-09-04 21:37:48,016 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2020-09-04 21:37:48,347 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 39 [2020-09-04 21:37:48,766 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 21:37:49,398 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 227 [2020-09-04 21:37:50,026 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 227 [2020-09-04 21:37:50,653 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 227 [2020-09-04 21:37:51,366 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 226 [2020-09-04 21:37:52,007 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 230 [2020-09-04 21:37:52,142 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 29 [2020-09-04 21:37:52,476 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 37 [2020-09-04 21:37:53,121 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 230 [2020-09-04 21:37:53,752 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 227 [2020-09-04 21:37:54,478 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 226 [2020-09-04 21:37:54,610 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 20 [2020-09-04 21:37:54,769 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 30 [2020-09-04 21:37:55,493 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2020-09-04 21:37:55,820 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 37 [2020-09-04 21:37:56,459 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 230 [2020-09-04 21:37:56,790 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 37 [2020-09-04 21:37:57,125 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 39 [2020-09-04 21:37:57,257 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 23 [2020-09-04 21:37:57,393 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 23 [2020-09-04 21:37:57,746 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 206 [2020-09-04 21:37:58,080 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 204 [2020-09-04 21:37:58,216 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 30 [2020-09-04 21:37:58,353 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 29 [2020-09-04 21:37:58,772 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 21:37:59,399 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 227 [2020-09-04 21:37:59,980 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 21:38:00,116 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 20 [2020-09-04 21:38:00,263 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 20 [2020-09-04 21:38:00,697 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 21:38:01,071 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:38:01,434 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:38:02,170 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:38:02,534 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:38:02,903 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:38:03,584 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:38:03,977 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:38:05,097 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:38:05,292 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 31 [2020-09-04 21:38:05,448 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 33 [2020-09-04 21:38:06,028 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:38:06,833 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 202 [2020-09-04 21:38:07,171 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:38:07,527 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:38:07,870 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:38:08,036 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:38:08,375 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:38:08,726 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:38:09,086 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:38:09,735 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:38:10,593 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:38:11,129 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 21:38:12,221 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 248 DAG size of output: 207 [2020-09-04 21:38:12,569 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:38:13,152 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:38:14,730 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:38:14,899 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:38:15,065 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:38:15,239 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:38:15,404 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:38:15,755 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:38:16,563 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 202 [2020-09-04 21:38:16,726 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:38:17,090 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:38:17,452 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:38:17,814 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:38:18,167 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:38:18,763 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:38:19,115 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:38:19,276 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:38:19,447 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:38:19,798 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:38:20,609 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 202 [2020-09-04 21:38:20,782 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:38:21,139 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:38:21,496 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:38:21,662 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:38:21,832 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:38:21,997 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:38:22,341 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:38:22,508 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:38:22,861 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:38:23,211 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:38:23,560 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:38:24,141 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:38:24,498 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:38:25,200 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 205 [2020-09-04 21:38:25,375 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:38:26,501 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 248 DAG size of output: 207 [2020-09-04 21:38:26,856 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:38:27,494 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:38:28,348 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:38:28,514 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:38:29,611 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 250 DAG size of output: 206 [2020-09-04 21:38:29,784 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:38:30,149 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:38:30,318 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:38:31,410 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 248 DAG size of output: 207 [2020-09-04 21:38:31,572 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:38:31,920 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:38:32,257 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:38:32,796 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 21:38:33,143 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:38:33,488 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:38:33,841 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:38:34,939 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 250 DAG size of output: 206 [2020-09-04 21:38:35,295 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:38:36,097 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 202 [2020-09-04 21:38:36,453 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:38:37,256 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 202 [2020-09-04 21:38:37,609 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:38:37,965 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:38:39,055 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 248 DAG size of output: 207 [2020-09-04 21:38:39,410 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:38:40,965 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:38:41,125 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:38:41,292 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:38:41,645 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:38:42,736 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 248 DAG size of output: 207 [2020-09-04 21:38:43,100 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:38:44,196 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 250 DAG size of output: 206 [2020-09-04 21:38:44,894 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 205 [2020-09-04 21:38:45,235 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:38:45,591 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:38:45,951 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:38:46,119 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:38:46,467 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:38:47,172 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 205 [2020-09-04 21:38:48,022 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:38:48,887 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 21:38:49,742 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:38:49,922 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:38:50,585 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:38:50,761 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:38:50,927 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:38:51,570 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:38:51,937 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:38:52,576 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:38:53,193 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:38:53,800 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:38:54,664 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 21:38:55,282 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:38:56,125 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 233 [2020-09-04 21:38:56,492 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:38:56,866 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:38:57,233 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:39:04,378 WARN L193 SmtUtils]: Spent 6.29 s on a formula simplification. DAG size of input: 644 DAG size of output: 499 [2020-09-04 21:39:08,274 WARN L193 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 594 DAG size of output: 423 [2020-09-04 21:39:08,729 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:39:09,185 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:39:09,602 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:39:11,348 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 266 DAG size of output: 258 [2020-09-04 21:39:11,773 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:39:13,512 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 268 DAG size of output: 260 [2020-09-04 21:39:14,206 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:39:14,993 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:39:15,438 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:39:15,884 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:39:16,293 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:39:17,950 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 264 DAG size of output: 256 [2020-09-04 21:39:18,368 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:39:20,067 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 266 DAG size of output: 258 [2020-09-04 21:39:20,427 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:39:20,822 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:39:21,192 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:39:21,557 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:39:22,300 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:39:22,670 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:39:23,356 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:39:23,714 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:39:23,887 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:39:24,053 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:39:24,220 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:39:24,570 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:39:24,926 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:39:25,591 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:39:26,181 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:39:26,555 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:39:28,128 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:39:28,776 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:39:29,138 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:39:29,737 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:39:30,093 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:39:30,456 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:39:30,820 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:39:31,184 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:39:31,361 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:39:31,719 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:39:32,084 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:39:32,429 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:39:32,600 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:39:32,768 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:39:33,134 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:39:33,470 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:39:33,834 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:39:34,189 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:39:34,558 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:39:34,724 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:39:35,090 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:39:35,441 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:39:35,801 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:39:37,355 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:39:37,704 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:39:38,586 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:39:39,453 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 21:39:39,805 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:39:39,973 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:39:40,329 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:39:40,698 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:39:41,363 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:39:41,702 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:39:41,874 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:39:42,222 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:39:42,566 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:39:42,728 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:39:43,091 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:39:43,449 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:39:43,798 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:39:44,441 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:39:44,817 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:39:45,176 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:39:45,351 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:39:45,517 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:39:45,877 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:39:46,213 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:39:46,385 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:39:46,736 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:39:47,107 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:39:47,276 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:39:47,443 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:39:47,613 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:39:48,251 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:39:48,608 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:39:48,780 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:39:49,124 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:39:49,661 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 21:39:50,006 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:39:50,179 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:39:50,539 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:39:51,342 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 202 [2020-09-04 21:39:51,694 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:39:52,789 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 248 DAG size of output: 207 [2020-09-04 21:39:52,962 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:39:54,064 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 250 DAG size of output: 206 [2020-09-04 21:39:54,226 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:39:54,925 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 205 [2020-09-04 21:39:55,284 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:39:55,450 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:39:55,617 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:39:55,977 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:39:56,319 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:39:56,493 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:39:56,659 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:39:57,528 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:39:58,284 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:39:58,970 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:39:59,351 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:39:59,714 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:40:00,120 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:40:00,530 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:40:00,916 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 231 [2020-09-04 21:40:01,137 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:40:01,540 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:40:01,948 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:40:02,162 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:40:02,582 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:40:02,983 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:40:03,375 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 234 [2020-09-04 21:40:03,762 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:40:03,986 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:40:04,335 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:40:04,742 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:40:05,162 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:40:05,573 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:40:05,986 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:40:06,380 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:40:06,758 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 21:40:06,979 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:40:07,984 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 246 [2020-09-04 21:40:08,386 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:40:08,800 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:40:09,775 WARN L193 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 21:40:10,181 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:40:10,530 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:40:19,781 WARN L193 SmtUtils]: Spent 9.24 s on a formula simplification. DAG size of input: 657 DAG size of output: 500 [2020-09-04 21:40:19,892 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 18 [2020-09-04 21:40:20,004 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 19 [2020-09-04 21:40:20,112 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 18 [2020-09-04 21:40:20,440 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 207 [2020-09-04 21:40:21,694 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 280 DAG size of output: 250 [2020-09-04 21:40:22,020 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 21:40:22,129 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 21:40:22,448 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 206 [2020-09-04 21:40:22,771 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2020-09-04 21:40:23,289 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 239 [2020-09-04 21:40:24,389 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 267 DAG size of output: 242 [2020-09-04 21:40:25,509 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 267 DAG size of output: 243 [2020-09-04 21:40:25,829 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 206 [2020-09-04 21:40:26,334 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 237 [2020-09-04 21:40:26,667 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 211 [2020-09-04 21:40:27,766 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 263 DAG size of output: 241 [2020-09-04 21:40:28,271 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 237 [2020-09-04 21:40:28,800 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 240 [2020-09-04 21:40:29,298 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 239 [2020-09-04 21:40:30,381 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 265 DAG size of output: 240 [2020-09-04 21:40:30,911 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 240 [2020-09-04 21:40:31,434 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 241 [2020-09-04 21:40:31,761 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 208 [2020-09-04 21:40:32,078 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 206 [2020-09-04 21:40:33,349 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 278 DAG size of output: 249 [2020-09-04 21:40:33,670 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2020-09-04 21:40:33,791 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 24 [2020-09-04 21:40:34,306 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 238 [2020-09-04 21:40:35,564 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 278 DAG size of output: 248 [2020-09-04 21:40:35,678 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 21 [2020-09-04 21:40:36,002 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2020-09-04 21:40:36,113 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 21:40:36,640 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 240 [2020-09-04 21:40:37,154 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 239 [2020-09-04 21:40:37,262 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 16 [2020-09-04 21:40:38,514 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 278 DAG size of output: 248 [2020-09-04 21:40:39,008 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 237 [2020-09-04 21:40:40,091 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 265 DAG size of output: 240 [2020-09-04 21:40:40,630 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 242 [2020-09-04 21:40:40,966 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 209 [2020-09-04 21:40:41,077 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 19 [2020-09-04 21:40:42,330 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 278 DAG size of output: 248 [2020-09-04 21:40:42,646 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 207 [2020-09-04 21:40:42,762 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 22 [2020-09-04 21:40:42,885 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 22 [2020-09-04 21:40:43,208 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2020-09-04 21:40:43,319 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 21:40:43,646 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 207 [2020-09-04 21:40:43,958 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 205 [2020-09-04 21:40:44,490 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 243 [2020-09-04 21:40:45,007 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 238 [2020-09-04 21:40:45,334 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 208 [2020-09-04 21:40:45,669 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 210 [2020-09-04 21:40:46,923 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 280 DAG size of output: 250 [2020-09-04 21:40:48,221 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 280 DAG size of output: 251 [2020-09-04 21:40:48,339 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 17 [2020-09-04 21:40:48,859 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 239 [2020-09-04 21:40:49,960 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 265 DAG size of output: 241 [2020-09-04 21:40:50,480 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 239 [2020-09-04 21:40:50,669 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 18 [2020-09-04 21:40:50,777 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 18 [2020-09-04 21:40:51,271 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 237 [2020-09-04 21:40:51,383 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 17 [2020-09-04 21:40:51,705 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2020-09-04 21:40:51,826 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 20 [2020-09-04 21:40:52,160 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 210 [2020-09-04 21:40:52,271 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 17 [2020-09-04 21:40:52,592 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 206 [2020-09-04 21:40:53,107 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 240 [2020-09-04 21:40:53,438 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 209 [2020-09-04 21:40:53,769 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2020-09-04 21:40:54,299 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 241 [2020-09-04 21:40:54,424 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 25 [2020-09-04 21:40:55,686 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 280 DAG size of output: 250 [2020-09-04 21:40:56,221 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 241 [2020-09-04 21:40:56,417 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 21 [2020-09-04 21:40:57,693 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 278 DAG size of output: 249 [2020-09-04 21:40:57,813 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 20 [2020-09-04 21:40:58,317 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 237 [2020-09-04 21:40:58,830 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 240 [2020-09-04 21:40:59,355 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 241 [2020-09-04 21:41:00,625 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 278 DAG size of output: 249 [2020-09-04 21:41:01,899 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 278 DAG size of output: 249 [2020-09-04 21:41:02,417 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 239 [2020-09-04 21:41:02,735 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 206 [2020-09-04 21:41:02,858 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 23 [2020-09-04 21:41:02,967 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 19 [2020-09-04 21:41:03,287 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 21:41:03,604 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 207 [2020-09-04 21:41:03,933 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 207 [2020-09-04 21:41:04,261 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 21:41:04,376 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 21:41:04,487 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 21 [2020-09-04 21:41:04,823 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 209 [2020-09-04 21:41:05,346 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 242 [2020-09-04 21:41:05,454 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 16 [2020-09-04 21:41:05,782 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 207 [2020-09-04 21:41:06,114 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 210 [2020-09-04 21:41:07,213 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 263 DAG size of output: 241 [2020-09-04 21:41:07,534 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 21:41:07,859 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2020-09-04 21:41:08,179 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 21:41:08,369 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 18