/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_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 21:08:04,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 21:08:04,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 21:08:04,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 21:08:04,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 21:08:04,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 21:08:04,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 21:08:04,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 21:08:04,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 21:08:04,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 21:08:04,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 21:08:04,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 21:08:04,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 21:08:04,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 21:08:04,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 21:08:04,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 21:08:04,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 21:08:04,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 21:08:04,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 21:08:04,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 21:08:04,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 21:08:04,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 21:08:04,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 21:08:04,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 21:08:04,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 21:08:04,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 21:08:04,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 21:08:04,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 21:08:04,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 21:08:04,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 21:08:04,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 21:08:04,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 21:08:04,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 21:08:04,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 21:08:04,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 21:08:04,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 21:08:04,582 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 21:08:04,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 21:08:04,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 21:08:04,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 21:08:04,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 21:08:04,588 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 21:08:04,604 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 21:08:04,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 21:08:04,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 21:08:04,607 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 21:08:04,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 21:08:04,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 21:08:04,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 21:08:04,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 21:08:04,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 21:08:04,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 21:08:04,609 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 21:08:04,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 21:08:04,610 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 21:08:04,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 21:08:04,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 21:08:04,611 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 21:08:04,611 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 21:08:04,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 21:08:04,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 21:08:04,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 21:08:04,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 21:08:04,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 21:08:04,612 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 21:08:05,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 21:08:05,099 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 21:08:05,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 21:08:05,108 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 21:08:05,108 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 21:08:05,109 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2020-09-04 21:08:05,199 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a5bfd6667/56ae16e0b29142879dd192333b6ef60a/FLAGbc74e4694 [2020-09-04 21:08:05,873 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 21:08:05,874 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2020-09-04 21:08:05,890 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a5bfd6667/56ae16e0b29142879dd192333b6ef60a/FLAGbc74e4694 [2020-09-04 21:08:06,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a5bfd6667/56ae16e0b29142879dd192333b6ef60a [2020-09-04 21:08:06,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 21:08:06,098 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 21:08:06,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 21:08:06,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 21:08:06,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 21:08:06,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:08:06" (1/1) ... [2020-09-04 21:08:06,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4365ba2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:06, skipping insertion in model container [2020-09-04 21:08:06,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:08:06" (1/1) ... [2020-09-04 21:08:06,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 21:08:06,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 21:08:06,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:08:06,682 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 21:08:06,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:08:06,812 INFO L208 MainTranslator]: Completed translation [2020-09-04 21:08:06,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:06 WrapperNode [2020-09-04 21:08:06,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 21:08:06,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 21:08:06,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 21:08:06,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 21:08:06,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:06" (1/1) ... [2020-09-04 21:08:06,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:06" (1/1) ... [2020-09-04 21:08:06,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:06" (1/1) ... [2020-09-04 21:08:06,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:06" (1/1) ... [2020-09-04 21:08:06,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:06" (1/1) ... [2020-09-04 21:08:06,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:06" (1/1) ... [2020-09-04 21:08:06,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:06" (1/1) ... [2020-09-04 21:08:06,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 21:08:06,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 21:08:06,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 21:08:06,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 21:08:06,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:06" (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 21:08:06,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 21:08:06,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 21:08:06,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 21:08:06,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 21:08:06,989 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 21:08:06,989 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 21:08:06,989 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 21:08:06,990 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 21:08:06,990 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 21:08:06,990 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 21:08:06,990 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:08:06,990 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 21:08:06,990 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 21:08:06,991 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 21:08:06,991 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 21:08:06,991 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 21:08:06,991 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 21:08:06,991 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 21:08:06,992 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 21:08:06,992 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 21:08:06,992 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 21:08:06,992 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 21:08:06,994 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 21:08:06,994 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 21:08:06,994 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 21:08:06,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:08:06,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:08:06,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:08:06,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 21:08:06,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 21:08:06,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 21:08:06,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 21:08:06,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 21:08:06,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 21:08:06,996 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 21:08:06,996 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 21:08:06,996 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 21:08:06,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 21:08:06,997 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 21:08:06,997 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 21:08:06,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 21:08:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 21:08:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 21:08:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 21:08:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 21:08:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 21:08:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 21:08:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 21:08:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 21:08:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 21:08:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 21:08:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 21:08:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 21:08:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 21:08:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 21:08:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 21:08:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 21:08:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 21:08:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 21:08:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:08:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:08:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 21:08:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 21:08:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 21:08:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:08:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 21:08:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 21:08:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 21:08:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 21:08:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 21:08:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 21:08:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 21:08:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:08:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 21:08:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 21:08:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 21:08:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 21:08:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 21:08:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 21:08:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 21:08:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 21:08:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 21:08:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 21:08:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 21:08:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 21:08:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 21:08:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 21:08:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 21:08:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 21:08:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 21:08:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 21:08:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 21:08:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 21:08:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 21:08:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 21:08:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 21:08:08,277 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 21:08:08,277 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 21:08:08,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:08:08 BoogieIcfgContainer [2020-09-04 21:08:08,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 21:08:08,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 21:08:08,287 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 21:08:08,291 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 21:08:08,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:08:06" (1/3) ... [2020-09-04 21:08:08,292 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73e2f1aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:08:08, skipping insertion in model container [2020-09-04 21:08:08,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:06" (2/3) ... [2020-09-04 21:08:08,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73e2f1aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:08:08, skipping insertion in model container [2020-09-04 21:08:08,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:08:08" (3/3) ... [2020-09-04 21:08:08,295 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39.cil.c [2020-09-04 21:08:08,308 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 21:08:08,320 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 21:08:08,345 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 21:08:08,377 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 21:08:08,377 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 21:08:08,377 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 21:08:08,378 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 21:08:08,378 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 21:08:08,378 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 21:08:08,378 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 21:08:08,378 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 21:08:08,403 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states. [2020-09-04 21:08:08,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 21:08:08,430 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:08,432 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 21:08:08,433 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:08,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:08,441 INFO L82 PathProgramCache]: Analyzing trace with hash 938593778, now seen corresponding path program 1 times [2020-09-04 21:08:08,455 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:08,455 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1453994624] [2020-09-04 21:08:08,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:09,290 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:09,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:09,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:09,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:09,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:09,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:09,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:09,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 21:08:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:09,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:09,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 21:08:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:09,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:08:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:09,438 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:09,439 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1453994624] [2020-09-04 21:08:09,441 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:09,442 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 21:08:09,443 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546579544] [2020-09-04 21:08:09,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 21:08:09,449 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:09,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 21:08:09,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 21:08:09,467 INFO L87 Difference]: Start difference. First operand 325 states. Second operand 4 states. [2020-09-04 21:08:10,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:10,858 INFO L93 Difference]: Finished difference Result 510 states and 600 transitions. [2020-09-04 21:08:10,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 21:08:10,861 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 21:08:10,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:10,900 INFO L225 Difference]: With dead ends: 510 [2020-09-04 21:08:10,901 INFO L226 Difference]: Without dead ends: 321 [2020-09-04 21:08:10,912 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 21:08:10,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2020-09-04 21:08:11,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 274. [2020-09-04 21:08:11,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2020-09-04 21:08:11,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 299 transitions. [2020-09-04 21:08:11,064 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 299 transitions. Word has length 160 [2020-09-04 21:08:11,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:11,066 INFO L479 AbstractCegarLoop]: Abstraction has 274 states and 299 transitions. [2020-09-04 21:08:11,066 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 21:08:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 299 transitions. [2020-09-04 21:08:11,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 21:08:11,071 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:11,072 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 21:08:11,072 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 21:08:11,072 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:11,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:11,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1609710943, now seen corresponding path program 1 times [2020-09-04 21:08:11,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:11,074 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2097461344] [2020-09-04 21:08:11,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:11,521 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:11,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:11,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:11,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:11,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:11,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:11,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:11,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:08:11,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:11,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:11,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:08:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:11,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:08:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:11,653 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:11,653 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2097461344] [2020-09-04 21:08:11,654 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:11,654 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 21:08:11,654 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332572633] [2020-09-04 21:08:11,659 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 21:08:11,659 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:11,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 21:08:11,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 21:08:11,660 INFO L87 Difference]: Start difference. First operand 274 states and 299 transitions. Second operand 5 states. [2020-09-04 21:08:12,407 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:13,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:13,565 INFO L93 Difference]: Finished difference Result 433 states and 488 transitions. [2020-09-04 21:08:13,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 21:08:13,566 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 21:08:13,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:13,571 INFO L225 Difference]: With dead ends: 433 [2020-09-04 21:08:13,571 INFO L226 Difference]: Without dead ends: 310 [2020-09-04 21:08:13,573 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 21:08:13,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2020-09-04 21:08:13,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 264. [2020-09-04 21:08:13,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2020-09-04 21:08:13,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 286 transitions. [2020-09-04 21:08:13,644 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 286 transitions. Word has length 161 [2020-09-04 21:08:13,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:13,645 INFO L479 AbstractCegarLoop]: Abstraction has 264 states and 286 transitions. [2020-09-04 21:08:13,645 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 21:08:13,645 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 286 transitions. [2020-09-04 21:08:13,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 21:08:13,648 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:13,648 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 21:08:13,649 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 21:08:13,649 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:13,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:13,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1288155326, now seen corresponding path program 1 times [2020-09-04 21:08:13,649 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:13,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [280065793] [2020-09-04 21:08:13,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:14,101 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:14,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:14,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:14,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:14,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:14,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:14,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:14,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:14,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:08:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:14,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:14,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:14,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:08:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:14,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 21:08:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:14,297 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:14,298 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [280065793] [2020-09-04 21:08:14,298 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:14,298 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:08:14,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197100636] [2020-09-04 21:08:14,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:08:14,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:14,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:08:14,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:08:14,300 INFO L87 Difference]: Start difference. First operand 264 states and 286 transitions. Second operand 10 states. [2020-09-04 21:08:14,845 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:15,264 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:15,570 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:15,867 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:16,175 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:16,480 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:17,661 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:19,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:19,983 INFO L93 Difference]: Finished difference Result 703 states and 808 transitions. [2020-09-04 21:08:19,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 21:08:19,985 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-09-04 21:08:19,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:19,990 INFO L225 Difference]: With dead ends: 703 [2020-09-04 21:08:19,991 INFO L226 Difference]: Without dead ends: 554 [2020-09-04 21:08:19,992 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:08:19,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2020-09-04 21:08:20,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 485. [2020-09-04 21:08:20,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 485 states. [2020-09-04 21:08:20,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 545 transitions. [2020-09-04 21:08:20,163 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 545 transitions. Word has length 170 [2020-09-04 21:08:20,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:20,164 INFO L479 AbstractCegarLoop]: Abstraction has 485 states and 545 transitions. [2020-09-04 21:08:20,164 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:08:20,164 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 545 transitions. [2020-09-04 21:08:20,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 21:08:20,168 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:20,168 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:20,168 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 21:08:20,168 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:20,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:20,169 INFO L82 PathProgramCache]: Analyzing trace with hash -271509022, now seen corresponding path program 1 times [2020-09-04 21:08:20,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:20,169 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [264781034] [2020-09-04 21:08:20,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:20,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,594 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:20,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:20,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 21:08:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:08:20,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:20,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 21:08:20,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 21:08:20,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,851 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 21:08:20,852 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [264781034] [2020-09-04 21:08:20,852 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:20,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:08:20,853 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520678703] [2020-09-04 21:08:20,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:08:20,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:20,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:08:20,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:08:20,858 INFO L87 Difference]: Start difference. First operand 485 states and 545 transitions. Second operand 10 states. [2020-09-04 21:08:21,651 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:22,529 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:22,846 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:23,988 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:24,299 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:24,657 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:25,028 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:25,388 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:25,687 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:26,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:26,568 INFO L93 Difference]: Finished difference Result 1112 states and 1333 transitions. [2020-09-04 21:08:26,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 21:08:26,568 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 21:08:26,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:26,576 INFO L225 Difference]: With dead ends: 1112 [2020-09-04 21:08:26,576 INFO L226 Difference]: Without dead ends: 742 [2020-09-04 21:08:26,578 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 21:08:26,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2020-09-04 21:08:26,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 653. [2020-09-04 21:08:26,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 653 states. [2020-09-04 21:08:26,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 737 transitions. [2020-09-04 21:08:26,785 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 737 transitions. Word has length 179 [2020-09-04 21:08:26,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:26,786 INFO L479 AbstractCegarLoop]: Abstraction has 653 states and 737 transitions. [2020-09-04 21:08:26,786 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:08:26,786 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 737 transitions. [2020-09-04 21:08:26,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 21:08:26,789 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:26,790 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:26,790 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 21:08:26,790 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:26,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:26,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1165066921, now seen corresponding path program 1 times [2020-09-04 21:08:26,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:26,791 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1750736592] [2020-09-04 21:08:26,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:26,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,157 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:27,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:27,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:27,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:08:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:08:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 21:08:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 21:08:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,399 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:27,400 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1750736592] [2020-09-04 21:08:27,400 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:27,400 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:08:27,401 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555856886] [2020-09-04 21:08:27,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:08:27,402 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:27,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:08:27,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:08:27,403 INFO L87 Difference]: Start difference. First operand 653 states and 737 transitions. Second operand 10 states. [2020-09-04 21:08:28,976 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:29,346 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:29,701 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:08:30,037 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:30,366 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:30,667 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:31,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:31,640 INFO L93 Difference]: Finished difference Result 1326 states and 1565 transitions. [2020-09-04 21:08:31,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 21:08:31,647 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 208 [2020-09-04 21:08:31,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:31,654 INFO L225 Difference]: With dead ends: 1326 [2020-09-04 21:08:31,654 INFO L226 Difference]: Without dead ends: 788 [2020-09-04 21:08:31,657 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:08:31,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states. [2020-09-04 21:08:31,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 672. [2020-09-04 21:08:31,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 672 states. [2020-09-04 21:08:31,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 757 transitions. [2020-09-04 21:08:31,923 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 757 transitions. Word has length 208 [2020-09-04 21:08:31,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:31,924 INFO L479 AbstractCegarLoop]: Abstraction has 672 states and 757 transitions. [2020-09-04 21:08:31,924 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:08:31,924 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 757 transitions. [2020-09-04 21:08:31,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 21:08:31,927 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:31,928 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:31,928 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 21:08:31,928 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:31,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:31,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1290271305, now seen corresponding path program 1 times [2020-09-04 21:08:31,929 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:31,929 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1241873668] [2020-09-04 21:08:31,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:31,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,323 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:32,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:08:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:08:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:32,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 21:08:32,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 21:08:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:32,588 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:32,588 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1241873668] [2020-09-04 21:08:32,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:32,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 21:08:32,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938370546] [2020-09-04 21:08:32,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 21:08:32,590 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:32,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 21:08:32,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-09-04 21:08:32,590 INFO L87 Difference]: Start difference. First operand 672 states and 757 transitions. Second operand 13 states. [2020-09-04 21:08:33,242 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:33,585 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:33,898 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:34,208 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:34,502 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:35,667 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:35,989 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:36,349 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:36,707 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:37,021 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:38,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:38,282 INFO L93 Difference]: Finished difference Result 1367 states and 1628 transitions. [2020-09-04 21:08:38,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:08:38,282 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 208 [2020-09-04 21:08:38,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:38,288 INFO L225 Difference]: With dead ends: 1367 [2020-09-04 21:08:38,289 INFO L226 Difference]: Without dead ends: 810 [2020-09-04 21:08:38,292 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 35 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 21:08:38,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2020-09-04 21:08:38,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 684. [2020-09-04 21:08:38,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 684 states. [2020-09-04 21:08:38,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 769 transitions. [2020-09-04 21:08:38,583 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 769 transitions. Word has length 208 [2020-09-04 21:08:38,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:38,584 INFO L479 AbstractCegarLoop]: Abstraction has 684 states and 769 transitions. [2020-09-04 21:08:38,584 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 21:08:38,584 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 769 transitions. [2020-09-04 21:08:38,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 21:08:38,587 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:38,588 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:38,588 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 21:08:38,588 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:38,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:38,589 INFO L82 PathProgramCache]: Analyzing trace with hash -599777164, now seen corresponding path program 1 times [2020-09-04 21:08:38,590 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:38,590 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1552282597] [2020-09-04 21:08:38,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:38,998 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:38,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:39,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:08:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:08:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:39,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 21:08:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 21:08:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,250 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:39,250 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1552282597] [2020-09-04 21:08:39,251 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:39,251 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 21:08:39,251 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136380668] [2020-09-04 21:08:39,252 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 21:08:39,252 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:39,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 21:08:39,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 21:08:39,253 INFO L87 Difference]: Start difference. First operand 684 states and 769 transitions. Second operand 7 states. [2020-09-04 21:08:39,783 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:40,659 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:42,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:42,991 INFO L93 Difference]: Finished difference Result 2053 states and 2462 transitions. [2020-09-04 21:08:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 21:08:42,992 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 208 [2020-09-04 21:08:42,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:43,001 INFO L225 Difference]: With dead ends: 2053 [2020-09-04 21:08:43,002 INFO L226 Difference]: Without dead ends: 1484 [2020-09-04 21:08:43,005 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-09-04 21:08:43,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1484 states. [2020-09-04 21:08:43,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1484 to 1360. [2020-09-04 21:08:43,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1360 states. [2020-09-04 21:08:43,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1360 states and 1554 transitions. [2020-09-04 21:08:43,517 INFO L78 Accepts]: Start accepts. Automaton has 1360 states and 1554 transitions. Word has length 208 [2020-09-04 21:08:43,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:43,518 INFO L479 AbstractCegarLoop]: Abstraction has 1360 states and 1554 transitions. [2020-09-04 21:08:43,518 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 21:08:43,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1554 transitions. [2020-09-04 21:08:43,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-09-04 21:08:43,522 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:43,522 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:43,522 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 21:08:43,522 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:43,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:43,523 INFO L82 PathProgramCache]: Analyzing trace with hash -1814893236, now seen corresponding path program 1 times [2020-09-04 21:08:43,523 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:43,523 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [801600619] [2020-09-04 21:08:43,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:43,948 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:43,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:08:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-04 21:08:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-04 21:08:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-09-04 21:08:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-09-04 21:08:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:44,232 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:44,232 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [801600619] [2020-09-04 21:08:44,232 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:44,233 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 21:08:44,233 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270478255] [2020-09-04 21:08:44,233 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 21:08:44,234 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:44,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 21:08:44,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-04 21:08:44,234 INFO L87 Difference]: Start difference. First operand 1360 states and 1554 transitions. Second operand 14 states. [2020-09-04 21:08:44,984 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 21:08:45,934 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:47,285 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 21:08:47,891 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:08:48,347 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:48,686 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:49,309 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 21:08:49,640 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:50,020 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:50,336 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:53,037 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:08:53,765 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:54,082 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:54,511 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:55,595 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:08:56,191 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 21:08:56,838 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:08:57,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:57,567 INFO L93 Difference]: Finished difference Result 3895 states and 4683 transitions. [2020-09-04 21:08:57,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-09-04 21:08:57,568 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 213 [2020-09-04 21:08:57,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:57,585 INFO L225 Difference]: With dead ends: 3895 [2020-09-04 21:08:57,585 INFO L226 Difference]: Without dead ends: 2927 [2020-09-04 21:08:57,590 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 617 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=499, Invalid=1853, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 21:08:57,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2927 states. [2020-09-04 21:08:58,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2927 to 2493. [2020-09-04 21:08:58,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2493 states. [2020-09-04 21:08:58,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 2493 states and 2829 transitions. [2020-09-04 21:08:58,644 INFO L78 Accepts]: Start accepts. Automaton has 2493 states and 2829 transitions. Word has length 213 [2020-09-04 21:08:58,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:58,644 INFO L479 AbstractCegarLoop]: Abstraction has 2493 states and 2829 transitions. [2020-09-04 21:08:58,644 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 21:08:58,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2493 states and 2829 transitions. [2020-09-04 21:08:58,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-09-04 21:08:58,649 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:58,651 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:58,651 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 21:08:58,651 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:58,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:58,652 INFO L82 PathProgramCache]: Analyzing trace with hash -615196377, now seen corresponding path program 1 times [2020-09-04 21:08:58,652 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:58,652 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [776609726] [2020-09-04 21:08:58,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,043 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:59,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:59,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:59,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:08:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:08:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:08:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:08:59,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-09-04 21:08:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-09-04 21:08:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2020-09-04 21:08:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:08:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:08:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:59,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2020-09-04 21:08:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-09-04 21:08:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:59,525 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 33 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-09-04 21:08:59,526 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [776609726] [2020-09-04 21:08:59,526 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:08:59,526 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:08:59,526 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817004785] [2020-09-04 21:08:59,527 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:08:59,527 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:59,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:08:59,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:08:59,531 INFO L87 Difference]: Start difference. First operand 2493 states and 2829 transitions. Second operand 18 states. [2020-09-04 21:09:00,337 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:00,660 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:09:01,028 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:01,344 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:01,647 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:02,624 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:09:03,029 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:09:03,384 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:09:03,806 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:04,202 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:09:04,742 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:09:05,197 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:09:05,618 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:09:07,062 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:08,235 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:09:08,882 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:09:09,575 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:09:10,099 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:10,934 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:11,612 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:09:11,998 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:09:12,729 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:09:13,440 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:09:14,322 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:09:14,817 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:15,484 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 21:09:16,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:16,709 INFO L93 Difference]: Finished difference Result 5303 states and 6148 transitions. [2020-09-04 21:09:16,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-09-04 21:09:16,710 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 295 [2020-09-04 21:09:16,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:16,727 INFO L225 Difference]: With dead ends: 5303 [2020-09-04 21:09:16,727 INFO L226 Difference]: Without dead ends: 3187 [2020-09-04 21:09:16,735 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1430 ImplicationChecksByTransitivity, 11.6s TimeCoverageRelationStatistics Valid=934, Invalid=4322, Unknown=0, NotChecked=0, Total=5256 [2020-09-04 21:09:16,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3187 states. [2020-09-04 21:09:18,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3187 to 2899. [2020-09-04 21:09:18,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2899 states. [2020-09-04 21:09:18,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 2899 states and 3238 transitions. [2020-09-04 21:09:18,216 INFO L78 Accepts]: Start accepts. Automaton has 2899 states and 3238 transitions. Word has length 295 [2020-09-04 21:09:18,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:18,216 INFO L479 AbstractCegarLoop]: Abstraction has 2899 states and 3238 transitions. [2020-09-04 21:09:18,217 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:09:18,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 3238 transitions. [2020-09-04 21:09:18,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2020-09-04 21:09:18,227 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:18,228 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:09:18,228 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 21:09:18,228 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:18,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:18,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1651886306, now seen corresponding path program 1 times [2020-09-04 21:09:18,229 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:18,229 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1828737843] [2020-09-04 21:09:18,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:18,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,600 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:18,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:18,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:18,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:09:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:09:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:18,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:09:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:18,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2020-09-04 21:09:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:09:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 21:09:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2020-09-04 21:09:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:19,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2020-09-04 21:09:19,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 21:09:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:19,194 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 119 proven. 38 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2020-09-04 21:09:19,195 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1828737843] [2020-09-04 21:09:19,195 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:19,195 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-04 21:09:19,195 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656502545] [2020-09-04 21:09:19,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 21:09:19,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:19,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 21:09:19,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:09:19,197 INFO L87 Difference]: Start difference. First operand 2899 states and 3238 transitions. Second operand 16 states. [2020-09-04 21:09:21,055 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:21,389 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:21,750 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:22,114 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:22,427 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:22,735 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:24,122 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:24,479 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:27,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:27,826 INFO L93 Difference]: Finished difference Result 7707 states and 8883 transitions. [2020-09-04 21:09:27,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-04 21:09:27,827 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 457 [2020-09-04 21:09:27,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:27,850 INFO L225 Difference]: With dead ends: 7707 [2020-09-04 21:09:27,851 INFO L226 Difference]: Without dead ends: 4486 [2020-09-04 21:09:27,861 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 101 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 21:09:27,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4486 states. [2020-09-04 21:09:29,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4486 to 3924. [2020-09-04 21:09:29,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3924 states. [2020-09-04 21:09:29,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3924 states and 4467 transitions. [2020-09-04 21:09:29,145 INFO L78 Accepts]: Start accepts. Automaton has 3924 states and 4467 transitions. Word has length 457 [2020-09-04 21:09:29,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:29,146 INFO L479 AbstractCegarLoop]: Abstraction has 3924 states and 4467 transitions. [2020-09-04 21:09:29,146 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 21:09:29,146 INFO L276 IsEmpty]: Start isEmpty. Operand 3924 states and 4467 transitions. [2020-09-04 21:09:29,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2020-09-04 21:09:29,156 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:29,156 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:09:29,157 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 21:09:29,157 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:29,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:29,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1106427717, now seen corresponding path program 1 times [2020-09-04 21:09:29,157 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:29,158 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [618251662] [2020-09-04 21:09:29,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:29,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,565 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:29,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:29,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:29,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:09:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:09:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:29,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:29,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:29,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:09:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-09-04 21:09:29,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:29,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:09:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2020-09-04 21:09:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2020-09-04 21:09:29,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:29,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 21:09:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:29,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2020-09-04 21:09:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:30,082 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 128 proven. 39 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2020-09-04 21:09:30,083 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [618251662] [2020-09-04 21:09:30,083 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:30,083 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:09:30,083 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255287064] [2020-09-04 21:09:30,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:09:30,084 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:30,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:09:30,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:09:30,085 INFO L87 Difference]: Start difference. First operand 3924 states and 4467 transitions. Second operand 18 states. [2020-09-04 21:09:30,707 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:31,154 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:31,598 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:31,933 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:32,262 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:09:32,582 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:33,595 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:33,958 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:35,472 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:35,975 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:36,343 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:36,661 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:37,495 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:37,851 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:39,024 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:39,382 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:39,704 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:41,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:41,470 INFO L93 Difference]: Finished difference Result 7464 states and 8588 transitions. [2020-09-04 21:09:41,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-09-04 21:09:41,471 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 467 [2020-09-04 21:09:41,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:41,492 INFO L225 Difference]: With dead ends: 7464 [2020-09-04 21:09:41,492 INFO L226 Difference]: Without dead ends: 3949 [2020-09-04 21:09:41,503 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 452 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=414, Invalid=1748, Unknown=0, NotChecked=0, Total=2162 [2020-09-04 21:09:41,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3949 states. [2020-09-04 21:09:42,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3949 to 3829. [2020-09-04 21:09:42,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3829 states. [2020-09-04 21:09:42,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3829 states and 4330 transitions. [2020-09-04 21:09:42,987 INFO L78 Accepts]: Start accepts. Automaton has 3829 states and 4330 transitions. Word has length 467 [2020-09-04 21:09:42,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:42,988 INFO L479 AbstractCegarLoop]: Abstraction has 3829 states and 4330 transitions. [2020-09-04 21:09:42,988 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:09:42,988 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 4330 transitions. [2020-09-04 21:09:43,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2020-09-04 21:09:43,002 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:43,003 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:09:43,003 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 21:09:43,003 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:43,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:43,003 INFO L82 PathProgramCache]: Analyzing trace with hash 541502492, now seen corresponding path program 1 times [2020-09-04 21:09:43,004 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:43,004 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [393200840] [2020-09-04 21:09:43,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:43,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,406 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:43,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:43,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:09:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:09:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:09:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:43,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2020-09-04 21:09:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:43,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:09:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2020-09-04 21:09:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2020-09-04 21:09:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2020-09-04 21:09:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2020-09-04 21:09:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-09-04 21:09:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:43,937 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 111 proven. 2 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2020-09-04 21:09:43,938 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [393200840] [2020-09-04 21:09:43,938 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:43,938 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-04 21:09:43,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080871185] [2020-09-04 21:09:43,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 21:09:43,940 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:43,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 21:09:43,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:09:43,940 INFO L87 Difference]: Start difference. First operand 3829 states and 4330 transitions. Second operand 16 states. [2020-09-04 21:09:44,524 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:45,756 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:49,548 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:49,905 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:50,269 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:50,617 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:50,955 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:51,301 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:51,624 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:51,975 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:52,323 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:52,677 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:53,025 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:53,364 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:54,015 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:09:54,361 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:55,063 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:09:55,429 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:55,808 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:09:56,164 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:10:00,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:10:00,866 INFO L93 Difference]: Finished difference Result 10965 states and 12616 transitions. [2020-09-04 21:10:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-09-04 21:10:00,867 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 472 [2020-09-04 21:10:00,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:10:00,917 INFO L225 Difference]: With dead ends: 10965 [2020-09-04 21:10:00,917 INFO L226 Difference]: Without dead ends: 7264 [2020-09-04 21:10:00,937 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 110 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 557 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=491, Invalid=1959, Unknown=0, NotChecked=0, Total=2450 [2020-09-04 21:10:00,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7264 states. [2020-09-04 21:10:04,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7264 to 7067. [2020-09-04 21:10:04,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7067 states. [2020-09-04 21:10:04,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7067 states to 7067 states and 7900 transitions. [2020-09-04 21:10:04,344 INFO L78 Accepts]: Start accepts. Automaton has 7067 states and 7900 transitions. Word has length 472 [2020-09-04 21:10:04,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:10:04,345 INFO L479 AbstractCegarLoop]: Abstraction has 7067 states and 7900 transitions. [2020-09-04 21:10:04,345 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 21:10:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 7067 states and 7900 transitions. [2020-09-04 21:10:04,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2020-09-04 21:10:04,361 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:10:04,362 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:10:04,362 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 21:10:04,362 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:10:04,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:10:04,362 INFO L82 PathProgramCache]: Analyzing trace with hash -497234261, now seen corresponding path program 1 times [2020-09-04 21:10:04,363 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:10:04,363 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1944867827] [2020-09-04 21:10:04,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:10:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,714 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:10:04,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:10:04,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:10:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:10:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:10:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:10:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:10:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:10:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:10:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:10:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:10:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:04,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-04 21:10:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:04,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:05,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:05,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:10:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:10:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:10:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2020-09-04 21:10:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-09-04 21:10:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2020-09-04 21:10:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2020-09-04 21:10:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:05,440 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 117 proven. 20 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2020-09-04 21:10:05,441 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1944867827] [2020-09-04 21:10:05,441 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:10:05,441 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-09-04 21:10:05,441 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336488290] [2020-09-04 21:10:05,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 21:10:05,442 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:10:05,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 21:10:05,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-09-04 21:10:05,443 INFO L87 Difference]: Start difference. First operand 7067 states and 7900 transitions. Second operand 22 states. [2020-09-04 21:10:06,177 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:06,631 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:06,972 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:10:07,310 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:07,647 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:10:07,965 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:09,088 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:13,959 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:14,317 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:14,759 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:15,110 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:15,452 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:15,803 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:16,130 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:16,483 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:16,825 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:17,215 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:17,561 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:17,921 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:18,575 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:10:19,243 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:10:19,867 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:10:23,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:10:23,084 INFO L93 Difference]: Finished difference Result 13953 states and 15965 transitions. [2020-09-04 21:10:23,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-09-04 21:10:23,084 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 473 [2020-09-04 21:10:23,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:10:23,120 INFO L225 Difference]: With dead ends: 13953 [2020-09-04 21:10:23,120 INFO L226 Difference]: Without dead ends: 7566 [2020-09-04 21:10:23,140 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1150 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=895, Invalid=3797, Unknown=0, NotChecked=0, Total=4692 [2020-09-04 21:10:23,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7566 states. [2020-09-04 21:10:25,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7566 to 6623. [2020-09-04 21:10:25,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6623 states. [2020-09-04 21:10:25,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6623 states to 6623 states and 7394 transitions. [2020-09-04 21:10:25,411 INFO L78 Accepts]: Start accepts. Automaton has 6623 states and 7394 transitions. Word has length 473 [2020-09-04 21:10:25,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:10:25,412 INFO L479 AbstractCegarLoop]: Abstraction has 6623 states and 7394 transitions. [2020-09-04 21:10:25,412 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 21:10:25,412 INFO L276 IsEmpty]: Start isEmpty. Operand 6623 states and 7394 transitions. [2020-09-04 21:10:25,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2020-09-04 21:10:25,429 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:10:25,430 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:10:25,430 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 21:10:25,430 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:10:25,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:10:25,431 INFO L82 PathProgramCache]: Analyzing trace with hash -656191715, now seen corresponding path program 1 times [2020-09-04 21:10:25,431 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:10:25,431 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2091094471] [2020-09-04 21:10:25,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:10:25,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:25,899 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:10:25,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:25,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:10:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:25,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:10:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:25,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:10:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:25,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:10:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:25,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:10:25,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:25,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:10:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:25,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:10:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:10:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:10:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:10:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:26,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:26,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:10:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 21:10:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:10:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:26,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:10:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2020-09-04 21:10:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2020-09-04 21:10:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2020-09-04 21:10:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2020-09-04 21:10:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 21:10:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:26,907 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 139 proven. 36 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2020-09-04 21:10:26,908 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2091094471] [2020-09-04 21:10:26,908 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:10:26,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:10:26,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137887699] [2020-09-04 21:10:26,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:10:26,909 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:10:26,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:10:26,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:10:26,910 INFO L87 Difference]: Start difference. First operand 6623 states and 7394 transitions. Second operand 18 states. [2020-09-04 21:10:27,560 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:29,543 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:29,897 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:30,557 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:10:30,907 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:10:31,525 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:10:31,860 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:32,450 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:10:32,828 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:33,192 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:33,520 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:33,861 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:35,605 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:35,958 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:42,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:10:42,685 INFO L93 Difference]: Finished difference Result 13902 states and 16171 transitions. [2020-09-04 21:10:42,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-09-04 21:10:42,686 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 477 [2020-09-04 21:10:42,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:10:42,721 INFO L225 Difference]: With dead ends: 13902 [2020-09-04 21:10:42,721 INFO L226 Difference]: Without dead ends: 9891 [2020-09-04 21:10:42,735 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 126 SyntacticMatches, 6 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1001 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=719, Invalid=3063, Unknown=0, NotChecked=0, Total=3782 [2020-09-04 21:10:42,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9891 states. [2020-09-04 21:10:45,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9891 to 7872. [2020-09-04 21:10:45,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7872 states. [2020-09-04 21:10:45,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7872 states to 7872 states and 8753 transitions. [2020-09-04 21:10:45,836 INFO L78 Accepts]: Start accepts. Automaton has 7872 states and 8753 transitions. Word has length 477 [2020-09-04 21:10:45,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:10:45,836 INFO L479 AbstractCegarLoop]: Abstraction has 7872 states and 8753 transitions. [2020-09-04 21:10:45,836 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:10:45,836 INFO L276 IsEmpty]: Start isEmpty. Operand 7872 states and 8753 transitions. [2020-09-04 21:10:45,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2020-09-04 21:10:45,851 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:10:45,852 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:10:45,852 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 21:10:45,852 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:10:45,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:10:45,852 INFO L82 PathProgramCache]: Analyzing trace with hash 1733568864, now seen corresponding path program 1 times [2020-09-04 21:10:45,853 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:10:45,853 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1261583780] [2020-09-04 21:10:45,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:10:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,262 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:10:46,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:10:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:10:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:10:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:10:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:10:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:10:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:10:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:46,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:10:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:10:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:10:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:46,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:10:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 21:10:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:10:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:10:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2020-09-04 21:10:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2020-09-04 21:10:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2020-09-04 21:10:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2020-09-04 21:10:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2020-09-04 21:10:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:46,980 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 129 proven. 64 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2020-09-04 21:10:46,980 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1261583780] [2020-09-04 21:10:46,980 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:10:46,981 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:10:46,981 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800496476] [2020-09-04 21:10:46,982 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:10:46,982 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:10:46,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:10:46,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:10:46,982 INFO L87 Difference]: Start difference. First operand 7872 states and 8753 transitions. Second operand 18 states. [2020-09-04 21:10:47,616 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:49,506 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:49,864 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:50,223 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:50,832 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:10:51,183 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:10:51,836 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 21:10:52,170 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:52,782 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:10:53,381 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:10:53,801 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:10:54,147 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:10:54,494 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:55,710 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:56,070 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:56,770 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 21:10:57,508 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:10:58,154 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 21:10:58,903 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:59,259 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:02,229 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:03,464 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:11:03,810 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:04,438 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:11:05,099 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:11:05,714 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:11:13,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:11:13,275 INFO L93 Difference]: Finished difference Result 18085 states and 21163 transitions. [2020-09-04 21:11:13,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2020-09-04 21:11:13,276 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 488 [2020-09-04 21:11:13,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:11:13,324 INFO L225 Difference]: With dead ends: 18085 [2020-09-04 21:11:13,324 INFO L226 Difference]: Without dead ends: 13354 [2020-09-04 21:11:13,343 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 147 SyntacticMatches, 7 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3017 ImplicationChecksByTransitivity, 12.8s TimeCoverageRelationStatistics Valid=1590, Invalid=7530, Unknown=0, NotChecked=0, Total=9120 [2020-09-04 21:11:13,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13354 states. [2020-09-04 21:11:16,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13354 to 9564. [2020-09-04 21:11:16,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9564 states. [2020-09-04 21:11:16,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9564 states to 9564 states and 10591 transitions. [2020-09-04 21:11:16,479 INFO L78 Accepts]: Start accepts. Automaton has 9564 states and 10591 transitions. Word has length 488 [2020-09-04 21:11:16,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:11:16,480 INFO L479 AbstractCegarLoop]: Abstraction has 9564 states and 10591 transitions. [2020-09-04 21:11:16,480 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:11:16,480 INFO L276 IsEmpty]: Start isEmpty. Operand 9564 states and 10591 transitions. [2020-09-04 21:11:16,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2020-09-04 21:11:16,501 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:11:16,501 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 21:11:16,502 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 21:11:16,502 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:11:16,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:11:16,502 INFO L82 PathProgramCache]: Analyzing trace with hash 1878612867, now seen corresponding path program 1 times [2020-09-04 21:11:16,502 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:11:16,503 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1190812745] [2020-09-04 21:11:16,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:11:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:16,869 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:11:16,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:16,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:11:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:16,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:11:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:16,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:11:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:16,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:11:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:16,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:11:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:16,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:11:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:16,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:11:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:16,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-04 21:11:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:16,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:16,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:11:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:11:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 21:11:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:11:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:11:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2020-09-04 21:11:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:17,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:11:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2020-09-04 21:11:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2020-09-04 21:11:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:11:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:11:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2020-09-04 21:11:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2020-09-04 21:11:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2020-09-04 21:11:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2020-09-04 21:11:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2020-09-04 21:11:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:17,328 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 126 proven. 12 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2020-09-04 21:11:17,328 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1190812745] [2020-09-04 21:11:17,328 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:11:17,329 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-09-04 21:11:17,329 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046926432] [2020-09-04 21:11:17,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 21:11:17,330 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:11:17,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 21:11:17,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-09-04 21:11:17,330 INFO L87 Difference]: Start difference. First operand 9564 states and 10591 transitions. Second operand 11 states. [2020-09-04 21:11:17,926 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:11:18,819 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:22,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:11:22,951 INFO L93 Difference]: Finished difference Result 11851 states and 13418 transitions. [2020-09-04 21:11:22,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-09-04 21:11:22,952 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 595 [2020-09-04 21:11:22,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:11:22,971 INFO L225 Difference]: With dead ends: 11851 [2020-09-04 21:11:22,971 INFO L226 Difference]: Without dead ends: 4417 [2020-09-04 21:11:22,990 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 368 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=291, Invalid=1115, Unknown=0, NotChecked=0, Total=1406 [2020-09-04 21:11:22,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4417 states. [2020-09-04 21:11:24,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4417 to 3959. [2020-09-04 21:11:24,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3959 states. [2020-09-04 21:11:24,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3959 states to 3959 states and 4276 transitions. [2020-09-04 21:11:24,551 INFO L78 Accepts]: Start accepts. Automaton has 3959 states and 4276 transitions. Word has length 595 [2020-09-04 21:11:24,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:11:24,551 INFO L479 AbstractCegarLoop]: Abstraction has 3959 states and 4276 transitions. [2020-09-04 21:11:24,551 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 21:11:24,551 INFO L276 IsEmpty]: Start isEmpty. Operand 3959 states and 4276 transitions. [2020-09-04 21:11:24,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2020-09-04 21:11:24,559 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:11:24,560 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:11:24,560 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 21:11:24,560 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:11:24,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:11:24,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1619178254, now seen corresponding path program 2 times [2020-09-04 21:11:24,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:11:24,561 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1975452423] [2020-09-04 21:11:24,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:11:24,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,005 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:11:25,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:11:25,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:11:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:11:25,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:11:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:11:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:11:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:11:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:25,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:11:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:11:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:11:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:11:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-09-04 21:11:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:11:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:11:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2020-09-04 21:11:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 21:11:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:25,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:11:25,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2020-09-04 21:11:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2020-09-04 21:11:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2020-09-04 21:11:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:25,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2020-09-04 21:11:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2020-09-04 21:11:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:25,590 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 247 proven. 7 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2020-09-04 21:11:25,590 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1975452423] [2020-09-04 21:11:25,591 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:11:25,591 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-04 21:11:25,591 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284632541] [2020-09-04 21:11:25,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 21:11:25,592 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:11:25,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 21:11:25,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:11:25,592 INFO L87 Difference]: Start difference. First operand 3959 states and 4276 transitions. Second operand 17 states. [2020-09-04 21:11:26,200 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:27,149 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:28,043 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:29,003 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:11:29,335 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:29,936 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:11:30,252 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:11:31,218 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:11:31,536 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:32,098 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:11:35,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:11:35,709 INFO L93 Difference]: Finished difference Result 6947 states and 7666 transitions. [2020-09-04 21:11:35,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-09-04 21:11:35,712 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 575 [2020-09-04 21:11:35,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:11:35,739 INFO L225 Difference]: With dead ends: 6947 [2020-09-04 21:11:35,740 INFO L226 Difference]: Without dead ends: 4376 [2020-09-04 21:11:35,748 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 140 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 736 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=590, Invalid=2166, Unknown=0, NotChecked=0, Total=2756 [2020-09-04 21:11:35,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4376 states. [2020-09-04 21:11:37,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4376 to 3760. [2020-09-04 21:11:37,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3760 states. [2020-09-04 21:11:37,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 3760 states and 4025 transitions. [2020-09-04 21:11:37,205 INFO L78 Accepts]: Start accepts. Automaton has 3760 states and 4025 transitions. Word has length 575 [2020-09-04 21:11:37,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:11:37,206 INFO L479 AbstractCegarLoop]: Abstraction has 3760 states and 4025 transitions. [2020-09-04 21:11:37,206 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 21:11:37,206 INFO L276 IsEmpty]: Start isEmpty. Operand 3760 states and 4025 transitions. [2020-09-04 21:11:37,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2020-09-04 21:11:37,213 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:11:37,213 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:11:37,213 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 21:11:37,213 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:11:37,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:11:37,214 INFO L82 PathProgramCache]: Analyzing trace with hash 663065807, now seen corresponding path program 2 times [2020-09-04 21:11:37,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:11:37,214 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [751054576] [2020-09-04 21:11:37,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:11:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,657 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:11:37,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:11:37,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:11:37,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:11:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:11:37,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:11:37,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:11:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:11:37,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:37,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:11:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:11:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:11:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:11:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-09-04 21:11:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:11:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:11:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2020-09-04 21:11:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 21:11:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:37,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:37,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:11:38,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:38,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2020-09-04 21:11:38,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2020-09-04 21:11:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2020-09-04 21:11:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2020-09-04 21:11:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 21:11:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:38,380 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 241 proven. 13 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2020-09-04 21:11:38,380 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [751054576] [2020-09-04 21:11:38,380 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:11:38,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-09-04 21:11:38,381 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002665702] [2020-09-04 21:11:38,381 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 21:11:38,382 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:11:38,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 21:11:38,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2020-09-04 21:11:38,382 INFO L87 Difference]: Start difference. First operand 3760 states and 4025 transitions. Second operand 14 states. [2020-09-04 21:11:38,971 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:39,785 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:40,601 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:43,395 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:46,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:11:46,413 INFO L93 Difference]: Finished difference Result 7400 states and 8127 transitions. [2020-09-04 21:11:46,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-09-04 21:11:46,413 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 586 [2020-09-04 21:11:46,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:11:46,427 INFO L225 Difference]: With dead ends: 7400 [2020-09-04 21:11:46,427 INFO L226 Difference]: Without dead ends: 5028 [2020-09-04 21:11:46,436 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 154 SyntacticMatches, 5 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1012 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=648, Invalid=2658, Unknown=0, NotChecked=0, Total=3306 [2020-09-04 21:11:46,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5028 states. [2020-09-04 21:11:47,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5028 to 4231. [2020-09-04 21:11:47,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4231 states. [2020-09-04 21:11:47,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4231 states to 4231 states and 4525 transitions. [2020-09-04 21:11:47,973 INFO L78 Accepts]: Start accepts. Automaton has 4231 states and 4525 transitions. Word has length 586 [2020-09-04 21:11:47,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:11:47,973 INFO L479 AbstractCegarLoop]: Abstraction has 4231 states and 4525 transitions. [2020-09-04 21:11:47,973 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 21:11:47,973 INFO L276 IsEmpty]: Start isEmpty. Operand 4231 states and 4525 transitions. [2020-09-04 21:11:47,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2020-09-04 21:11:47,980 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:11:47,980 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:11:47,980 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 21:11:47,980 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:11:47,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:11:47,981 INFO L82 PathProgramCache]: Analyzing trace with hash -232111497, now seen corresponding path program 1 times [2020-09-04 21:11:47,981 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:11:47,981 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [198419446] [2020-09-04 21:11:47,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:11:48,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,460 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:11:48,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:48,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:11:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:11:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:11:48,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:11:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:11:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:11:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:11:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:48,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:11:48,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:11:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:11:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:48,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:11:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 21:11:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:11:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:11:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2020-09-04 21:11:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-09-04 21:11:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:11:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:11:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2020-09-04 21:11:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2020-09-04 21:11:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2020-09-04 21:11:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2020-09-04 21:11:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 21:11:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:48,923 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 200 proven. 23 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2020-09-04 21:11:48,924 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [198419446] [2020-09-04 21:11:48,924 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:11:48,924 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-04 21:11:48,924 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000157500] [2020-09-04 21:11:48,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 21:11:48,925 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:11:48,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 21:11:48,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:11:48,925 INFO L87 Difference]: Start difference. First operand 4231 states and 4525 transitions. Second operand 16 states. [2020-09-04 21:11:49,531 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:50,442 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:51,396 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:52,319 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:52,633 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:11:52,992 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:53,300 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:11:53,631 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:53,954 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:11:54,252 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:57,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:11:57,447 INFO L93 Difference]: Finished difference Result 7187 states and 7797 transitions. [2020-09-04 21:11:57,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-09-04 21:11:57,448 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 586 [2020-09-04 21:11:57,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:11:57,451 INFO L225 Difference]: With dead ends: 7187 [2020-09-04 21:11:57,452 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 21:11:57,464 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 148 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 655 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=578, Invalid=1972, Unknown=0, NotChecked=0, Total=2550 [2020-09-04 21:11:57,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 21:11:57,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 21:11:57,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 21:11:57,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 21:11:57,466 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 586 [2020-09-04 21:11:57,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:11:57,467 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 21:11:57,467 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 21:11:57,467 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 21:11:57,467 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 21:11:57,467 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-09-04 21:11:57,470 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 21:11:58,253 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 209 [2020-09-04 21:11:59,075 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:11:59,878 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:12:00,683 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:12:01,428 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 21:12:02,140 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 21:12:02,877 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 21:12:03,585 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:12:04,230 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 21:12:04,951 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 21:12:05,456 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2020-09-04 21:12:06,237 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 21:12:06,735 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2020-09-04 21:12:07,429 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 231 [2020-09-04 21:12:08,124 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 21:12:08,816 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 21:12:09,589 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 236 [2020-09-04 21:12:10,280 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 21:12:11,015 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 21:12:11,652 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 21:12:12,292 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 21:12:12,779 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 203 [2020-09-04 21:12:13,559 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 21:12:14,044 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2020-09-04 21:12:14,535 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 199 [2020-09-04 21:12:15,275 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 21:12:15,969 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 21:12:16,660 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 21:12:17,314 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:12:18,093 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 21:12:18,816 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 21:12:19,650 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 230 [2020-09-04 21:12:20,484 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 230 [2020-09-04 21:12:21,435 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 21:12:21,871 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 194 [2020-09-04 21:12:22,627 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:12:23,601 WARN L193 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:12:24,383 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 227 [2020-09-04 21:12:25,221 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 21:12:25,911 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 21:12:26,736 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 229 [2020-09-04 21:12:27,547 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 21:12:28,281 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 21:12:28,978 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 21:12:29,777 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 227 [2020-09-04 21:12:30,733 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 234 [2020-09-04 21:12:31,400 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 21:12:32,354 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 21:12:33,095 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:12:33,741 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:12:34,335 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 211 [2020-09-04 21:12:35,054 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:12:35,829 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 21:12:36,639 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 21:12:37,012 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 203 [2020-09-04 21:12:37,837 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 230 [2020-09-04 21:12:38,336 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2020-09-04 21:12:39,178 WARN L193 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 21:12:40,135 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 234 [2020-09-04 21:12:40,516 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:12:41,006 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2020-09-04 21:12:41,961 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:12:42,734 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 21:12:43,425 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 21:12:44,206 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 21:12:44,899 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 21:12:45,680 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 21:12:46,461 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 21:12:46,950 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 203 [2020-09-04 21:12:47,332 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 205 [2020-09-04 21:12:47,820 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2020-09-04 21:12:48,212 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 21:12:49,153 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 21:12:49,638 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 196 [2020-09-04 21:12:50,422 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 21:12:51,165 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:12:52,118 WARN L193 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 21:12:52,555 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 21:12:53,339 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:12:54,114 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 21:12:54,812 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 21:12:56,118 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 255 DAG size of output: 243 [2020-09-04 21:12:56,882 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 21:12:57,627 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:12:58,075 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-09-04 21:12:58,862 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:12:59,307 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 197 [2020-09-04 21:13:00,088 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 21:13:01,387 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 253 DAG size of output: 241 [2020-09-04 21:13:01,728 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:13:02,123 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 21:13:02,308 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:13:03,075 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:13:03,492 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 200 [2020-09-04 21:13:03,851 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:13:04,230 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 21:13:04,413 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:13:05,182 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:13:05,510 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:13:05,687 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:13:06,095 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:13:06,679 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:13:06,855 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:13:07,164 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:13:07,346 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:13:07,654 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:13:07,989 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:13:08,173 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:13:08,493 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:13:08,816 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:13:09,147 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:13:09,504 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-09-04 21:13:10,056 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:13:10,377 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:13:10,552 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:13:10,724 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:13:10,896 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:13:12,099 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:13:12,431 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:13:12,790 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:13:12,967 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:13:13,138 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:13:14,385 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 21:13:14,701 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:13:14,888 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:13:16,085 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:13:17,256 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 21:13:17,580 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:13:17,889 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:13:18,074 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:13:18,432 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 21:13:18,774 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 21:13:19,123 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:13:19,328 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 21:13:19,528 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:13:20,053 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:13:20,355 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:13:20,699 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:13:21,037 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 225 [2020-09-04 21:13:21,379 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 21:13:21,574 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:13:21,767 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:13:21,953 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:13:22,259 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:13:22,614 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 232 [2020-09-04 21:13:22,963 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:13:23,314 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:13:23,915 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 21:13:24,252 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:13:24,417 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:13:24,772 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 232 [2020-09-04 21:13:25,135 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:13:25,681 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:13:26,034 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:13:26,379 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:13:26,716 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:13:27,078 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:13:27,414 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:13:27,758 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:13:28,100 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 21:13:28,438 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:13:28,788 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 231 [2020-09-04 21:13:28,976 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 21:13:29,332 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:13:29,670 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:13:30,300 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 21:13:30,644 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:13:31,006 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:13:31,617 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 21:13:31,961 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:13:32,673 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 205 [2020-09-04 21:13:33,030 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:13:33,414 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:13:33,755 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 21:13:34,095 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:13:34,451 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:13:35,150 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 207 [2020-09-04 21:13:35,504 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:13:36,253 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 217 [2020-09-04 21:13:36,586 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 21:13:36,760 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:13:37,108 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:13:37,930 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 210 [2020-09-04 21:13:38,697 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 21:13:39,649 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 212 [2020-09-04 21:13:39,821 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:13:40,628 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 234 [2020-09-04 21:13:40,758 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-09-04 21:13:41,130 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-09-04 21:13:41,699 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:13:42,262 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 235 [2020-09-04 21:13:42,825 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 236 [2020-09-04 21:13:43,390 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 235 [2020-09-04 21:13:43,738 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2020-09-04 21:13:43,861 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-09-04 21:13:44,433 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 237 [2020-09-04 21:13:44,989 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:13:45,550 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:13:46,103 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-09-04 21:13:46,667 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 236 [2020-09-04 21:13:46,782 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 31 [2020-09-04 21:13:46,903 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-09-04 21:13:47,021 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-09-04 21:13:47,144 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-09-04 21:13:47,708 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 235 [2020-09-04 21:13:48,266 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:13:48,386 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-09-04 21:13:48,960 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 237 [2020-09-04 21:13:49,514 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-09-04 21:13:50,074 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 235 [2020-09-04 21:13:50,776 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 246 [2020-09-04 21:13:51,325 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:13:51,874 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:13:52,915 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 250 DAG size of output: 227 [2020-09-04 21:13:53,487 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 237 [2020-09-04 21:13:54,064 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 237 [2020-09-04 21:13:54,624 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:13:55,294 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 244 [2020-09-04 21:13:56,325 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 252 DAG size of output: 227 [2020-09-04 21:13:56,455 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 31 [2020-09-04 21:13:57,495 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 250 DAG size of output: 227 [2020-09-04 21:13:58,539 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 252 DAG size of output: 227 [2020-09-04 21:13:59,096 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:13:59,670 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 218 [2020-09-04 21:14:00,769 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2020-09-04 21:14:01,399 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 217 [2020-09-04 21:14:01,936 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 211 [2020-09-04 21:14:02,480 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2020-09-04 21:14:03,624 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 250 DAG size of output: 239 [2020-09-04 21:14:04,270 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 21:14:04,902 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 217 [2020-09-04 21:14:05,253 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:14:05,605 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:14:06,136 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 214 [2020-09-04 21:14:06,691 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 213 [2020-09-04 21:14:07,331 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 21:14:07,695 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:14:07,902 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 211 [2020-09-04 21:14:09,257 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:14:09,629 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:14:10,167 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2020-09-04 21:14:10,370 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 209 [2020-09-04 21:14:11,732 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 21:14:12,090 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:14:13,466 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:14:14,838 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 21:14:15,190 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:14:15,548 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:14:15,904 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:14:16,273 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:14:16,611 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:14:16,949 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:14:17,295 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:14:17,651 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:14:18,005 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:14:18,361 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:14:18,699 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:14:19,086 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:14:19,419 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:14:19,749 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:14:20,094 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:14:20,458 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:14:20,815 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:14:21,014 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:14:21,205 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:14:21,546 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:14:21,730 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:14:22,075 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:22,262 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:14:22,600 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:14:22,945 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:23,127 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:14:23,335 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:14:23,523 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:14:23,714 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:14:23,901 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:14:24,239 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:14:24,437 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:14:24,781 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:24,987 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:14:25,190 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:14:25,541 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:14:25,736 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:14:26,095 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:14:26,293 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:14:26,651 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:14:27,010 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:14:27,203 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:14:27,415 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:14:27,614 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:14:27,815 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:14:28,012 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:14:28,363 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:14:28,569 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:14:28,926 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:14:29,238 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:14:29,821 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:14:30,977 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 21:14:31,302 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:14:31,625 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:14:31,984 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-09-04 21:14:32,538 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:14:32,713 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:14:33,908 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:14:34,241 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:14:34,551 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:14:34,861 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:14:36,110 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 21:14:36,280 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:14:36,642 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:14:37,416 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:14:37,725 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:14:38,111 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 21:14:38,529 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 200 [2020-09-04 21:14:38,888 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:14:39,305 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:14:40,496 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:14:41,261 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:14:41,636 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 21:14:41,952 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:14:42,364 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:14:43,555 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:14:44,324 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:14:44,703 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 21:14:45,012 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:14:46,167 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 21:14:46,750 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:14:47,079 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:14:47,636 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:14:48,831 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:14:49,007 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:14:49,329 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:14:49,658 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:14:50,021 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-09-04 21:14:51,272 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 21:14:51,443 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:14:51,812 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:14:52,579 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:14:52,888 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:14:53,307 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 200 [2020-09-04 21:14:53,694 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 21:14:54,053 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:14:54,361 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:14:54,680 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:14:55,010 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:55,700 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:14:56,033 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:14:56,363 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:14:56,700 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:14:57,022 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:14:57,644 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:14:58,309 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:14:58,648 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:14:59,343 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:14:59,948 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:15:00,288 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:15:00,622 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:00,819 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:15:01,151 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:15:01,482 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:01,812 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:15:02,484 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:15:02,819 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:15:03,009 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:15:03,348 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:15:04,037 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:15:04,373 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:04,704 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:05,041 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:15:05,364 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:15:05,984 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:15:06,651 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:15:06,990 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:15:07,728 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:15:08,335 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:15:08,674 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:15:09,010 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:09,207 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:15:09,539 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:15:09,868 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:10,199 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:15:10,865 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:15:11,200 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:15:11,390 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:15:11,699 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:15:12,859 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 21:15:13,042 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:15:13,373 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:15:13,758 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 21:15:14,524 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:15:14,943 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 200 [2020-09-04 21:15:15,300 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:15:16,075 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:15:16,450 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 21:15:16,859 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:15:17,035 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:15:17,618 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:15:17,937 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:15:18,261 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:15:18,583 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:15:19,136 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:15:19,311 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:15:19,630 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:15:19,990 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-09-04 21:15:20,162 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:15:21,355 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:15:21,685 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:21,994 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:15:22,165 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:15:23,414 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 21:15:23,771 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:15:24,095 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:15:24,271 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:15:25,480 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:15:25,659 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:15:25,969 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:15:26,156 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:15:26,337 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:15:26,661 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:15:26,835 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:15:27,166 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:15:27,344 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:15:27,667 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:15:28,000 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:15:28,172 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:15:28,365 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:15:28,543 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:15:28,725 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:15:28,901 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:15:29,226 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:15:29,408 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:15:29,738 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:15:29,912 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:15:30,729 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 21:15:30,923 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:15:31,100 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:15:31,283 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:15:31,484 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:15:31,656 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:15:31,848 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:15:32,025 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:15:32,327 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:15:32,503 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:15:32,694 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:15:32,855 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:15:33,043 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:15:33,394 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:15:33,574 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:15:33,759 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:15:34,083 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:15:34,407 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:15:34,738 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:15:35,042 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:15:35,371 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:35,548 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:15:35,735 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:15:36,057 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:15:36,380 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:15:36,710 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:15:36,880 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:15:37,221 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 21:15:37,549 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:37,865 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:15:38,040 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:15:38,366 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:15:38,693 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:15:39,017 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:15:39,213 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:15:39,535 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:15:39,865 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:15:40,194 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:40,523 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:40,714 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:15:40,885 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:15:41,550 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:15:42,249 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 21:15:42,415 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:15:42,594 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:15:42,784 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:15:43,477 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:15:43,664 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:15:44,348 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 205 [2020-09-04 21:15:44,517 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:15:44,836 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:15:45,009 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:15:45,697 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 196 [2020-09-04 21:15:46,020 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:15:46,782 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 222 [2020-09-04 21:15:46,954 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:15:47,660 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 199 [2020-09-04 21:15:47,980 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:15:48,318 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:15:49,010 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:15:49,349 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:15:49,686 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:15:50,029 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:15:50,358 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:15:50,985 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:15:51,653 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:15:51,998 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:15:52,694 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:15:53,306 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:15:53,654 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:15:53,996 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:15:54,193 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:15:54,531 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:15:54,867 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:15:55,204 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:15:55,870 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:15:56,211 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:15:56,401 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:15:56,572 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:15:56,896 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:15:57,225 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:57,826 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 200 [2020-09-04 21:15:59,246 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 244 DAG size of output: 241 [2020-09-04 21:15:59,408 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:15:59,738 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:16:01,096 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 21:16:01,266 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:16:01,577 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:16:02,203 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:16:02,382 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:02,550 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:16:03,298 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 222 [2020-09-04 21:16:03,497 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:16:05,075 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 230 DAG size of output: 216 [2020-09-04 21:16:05,400 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:16:05,607 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:16:06,270 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 204 [2020-09-04 21:16:06,458 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:06,630 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:06,806 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:07,620 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 21:16:07,803 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:07,979 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:16:08,140 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:16:08,337 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:16:08,667 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:08,857 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:09,026 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:16:09,403 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2020-09-04 21:16:09,591 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:16:09,770 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:16:09,943 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:16:10,320 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-09-04 21:16:10,490 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:16:10,793 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:16:10,977 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:16:11,301 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:16:11,483 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:11,806 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:16:12,120 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:16:12,436 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:16:12,767 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:13,090 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:16:13,421 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:16:13,729 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:16:13,910 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:14,095 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:14,268 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:16:14,580 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:16:14,754 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:15,108 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:16:15,285 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:15,459 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:15,635 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:15,945 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:16:16,115 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:16:16,445 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:16:16,769 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:16:16,951 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:17,261 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:16:17,439 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:16:18,051 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 202 [2020-09-04 21:16:18,359 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:16:18,682 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:16:19,863 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 21:16:20,414 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:16:20,591 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:21,338 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 222 [2020-09-04 21:16:21,516 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:21,682 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:22,181 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 21:16:22,789 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 204 [2020-09-04 21:16:23,153 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:16:23,525 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:16:24,169 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 203 [2020-09-04 21:16:24,349 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:16:24,678 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:16:25,031 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:16:25,388 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:16:26,800 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 21:16:27,125 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:16:28,705 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 230 DAG size of output: 216 [2020-09-04 21:16:28,887 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:16:29,705 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 21:16:29,888 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:30,072 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:30,252 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:16:30,432 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:30,605 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:30,775 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:16:31,114 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 21:16:31,302 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:32,042 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:16:32,224 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:32,400 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:32,716 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:16:33,038 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:16:33,362 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:16:33,693 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:16:33,870 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:34,058 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:34,379 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:16:35,290 WARN L193 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 203 [2020-09-04 21:16:35,466 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:16:35,849 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 202 [2020-09-04 21:16:36,558 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 222 [2020-09-04 21:16:36,889 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:37,701 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 206 [2020-09-04 21:16:37,877 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:16:38,042 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:16:38,208 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:16:38,533 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:16:38,860 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:16:39,208 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:16:39,538 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:39,869 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:40,054 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:40,386 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:16:40,560 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:16:40,738 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:41,041 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:16:41,219 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:41,384 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:16:41,687 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:16:42,019 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:16:42,341 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:16:42,665 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:16:42,974 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:16:43,489 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 201 [2020-09-04 21:16:43,813 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:16:44,314 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:16:44,487 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:16:44,659 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:44,830 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:16:44,996 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:45,336 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 21:16:45,651 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:16:45,827 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:46,023 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:16:46,215 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:16:46,552 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:16:46,736 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:47,082 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:16:47,273 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:16:47,610 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:16:47,954 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:16:48,136 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:48,337 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:16:48,525 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:16:48,753 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:16:48,939 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:16:49,278 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:16:49,469 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:16:49,814 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:16:50,033 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:16:50,703 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:16:50,898 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:16:51,127 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:16:51,815 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:16:52,006 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:16:52,193 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:16:52,537 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:16:52,723 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:16:52,917 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:16:53,256 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:16:53,448 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:16:53,633 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:53,819 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:16:54,162 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:16:54,511 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:16:54,856 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:16:55,040 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:55,237 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:16:55,431 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:16:55,617 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:16:55,954 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:00,402 WARN L193 SmtUtils]: Spent 4.43 s on a formula simplification. DAG size of input: 709 DAG size of output: 426 [2020-09-04 21:17:00,614 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:17:00,994 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:17:01,378 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:17:02,210 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:03,969 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 250 DAG size of output: 244 [2020-09-04 21:17:04,168 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:17:04,552 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:17:06,299 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:17:06,510 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:17:06,874 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:17:07,763 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 21:17:08,115 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:17:08,323 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:17:09,381 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:17:09,623 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:17:11,406 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 245 DAG size of output: 234 [2020-09-04 21:17:11,785 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:17:12,161 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:17:13,062 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 21:17:13,422 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:17:13,767 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:17:14,117 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:17:15,185 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 244 DAG size of output: 239 [2020-09-04 21:17:15,412 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 21:17:15,628 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:17:15,830 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:17:16,069 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2020-09-04 21:17:16,455 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:17:16,823 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:17:17,033 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:17:17,712 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:17:17,932 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:17:18,145 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:17:18,349 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:17:18,889 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 216 [2020-09-04 21:17:19,098 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:17:19,453 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:17:19,678 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-09-04 21:17:20,057 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:17:20,281 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 21:17:20,659 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:17:21,026 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:17:21,396 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:17:21,781 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:17:22,132 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:17:22,520 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:17:22,881 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:17:23,236 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:17:23,459 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 21:17:23,708 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:17:24,075 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:17:24,290 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:17:24,810 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 214 [2020-09-04 21:17:25,162 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:17:25,508 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:17:25,727 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 21:17:26,089 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:17:26,299 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:17:26,686 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:17:27,037 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:17:27,262 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 21:17:27,626 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:17:27,845 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:17:28,643 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:17:29,005 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:17:29,384 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:17:30,949 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:17:31,880 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 21:17:32,231 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:17:33,290 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:17:33,508 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 21:17:33,714 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:17:34,441 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:17:35,245 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:17:35,784 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:17:36,457 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:17:37,277 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:37,499 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-09-04 21:17:37,876 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:17:38,409 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 21:17:38,933 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 216 [2020-09-04 21:17:40,673 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:17:41,056 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:17:42,834 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 245 DAG size of output: 234 [2020-09-04 21:17:43,193 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:17:44,264 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 244 DAG size of output: 239 [2020-09-04 21:17:44,621 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:17:44,852 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 21:17:45,073 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:17:45,428 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:17:45,642 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:17:45,852 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:17:46,368 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:17:46,728 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:17:47,790 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 244 DAG size of output: 243 [2020-09-04 21:17:48,015 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 21:17:48,231 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:17:48,599 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:17:48,977 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:17:49,328 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:17:49,715 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:17:50,067 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:17:50,426 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:17:50,802 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:17:52,045 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:17:52,261 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:17:52,947 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:17:54,079 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 242 DAG size of output: 242 [2020-09-04 21:17:54,466 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:17:55,650 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 21:17:55,867 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:17:56,073 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:17:56,278 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:17:56,659 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:17:57,042 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:17:57,569 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 21:17:57,953 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:17:58,339 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:17:58,567 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 21:17:58,954 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:17:59,163 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:17:59,383 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 21:17:59,739 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:17:59,959 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 21:18:00,163 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:18:00,519 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:18:00,908 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:18:01,284 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:18:01,636 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:18:01,997 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:18:03,054 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:18:03,405 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:18:04,113 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 217 [2020-09-04 21:18:04,327 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:18:04,670 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:04,881 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:18:05,087 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:18:05,600 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:18:05,969 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:18:06,187 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 21:18:06,840 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:18:08,338 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 240 DAG size of output: 205 [2020-09-04 21:18:08,987 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:18:09,634 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:18:10,292 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:18:10,927 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:18:11,708 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 240 [2020-09-04 21:18:13,244 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 238 DAG size of output: 203 [2020-09-04 21:18:13,905 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:18:15,407 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 240 DAG size of output: 205 [2020-09-04 21:18:16,172 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 238 [2020-09-04 21:18:16,836 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:18:17,490 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:18:17,820 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 202 [2020-09-04 21:18:18,471 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:18:19,120 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:18:19,763 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:18:21,260 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 238 DAG size of output: 203 [2020-09-04 21:18:21,916 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:18:22,242 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 200 [2020-09-04 21:18:23,039 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 202 [2020-09-04 21:18:23,853 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 21:18:24,074 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:18:24,281 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:18:24,496 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:18:24,728 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:18:24,930 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 21:18:25,155 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:18:25,362 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:18:25,703 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:25,910 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:18:26,132 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:18:26,323 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 21:18:26,541 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:18:26,937 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 204 [2020-09-04 21:18:27,148 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:18:27,364 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:18:27,729 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:18:28,094 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:28,466 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:18:28,810 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:29,179 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:18:29,387 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 21:18:29,607 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:18:29,970 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:18:30,332 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:18:30,705 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:18:30,906 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:18:31,297 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 201 [2020-09-04 21:18:31,667 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:18:32,022 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:18:32,230 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 21:18:32,596 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:18:32,964 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:33,330 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:33,557 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:18:33,919 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:18:34,291 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:18:34,660 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:18:35,029 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:18:35,253 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:18:35,454 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:18:36,294 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 212 [2020-09-04 21:18:37,109 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 211 [2020-09-04 21:18:37,306 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 201 [2020-09-04 21:18:37,517 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:18:37,740 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:18:38,499 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 213 [2020-09-04 21:18:38,718 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:18:39,522 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 213 [2020-09-04 21:18:39,720 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 21:18:40,077 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:18:40,279 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:18:41,215 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2020-09-04 21:18:41,579 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:18:42,476 WARN L193 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 21:18:42,678 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 21:18:43,597 WARN L193 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:18:51,581 WARN L193 SmtUtils]: Spent 7.98 s on a formula simplification. DAG size of input: 818 DAG size of output: 565 [2020-09-04 21:18:51,900 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:18:52,274 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:52,623 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:52,962 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:53,310 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:53,644 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:53,975 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:54,319 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:54,694 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:54,900 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:18:55,102 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:18:55,453 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:18:55,647 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:18:56,006 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:56,203 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:18:56,554 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:18:56,912 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:57,103 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:18:57,315 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:18:57,513 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:18:57,715 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:18:57,913 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:18:58,264 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:18:58,465 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:18:58,823 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:58,995 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:18:59,319 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:18:59,647 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:19:00,247 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 200 [2020-09-04 21:19:01,624 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 244 DAG size of output: 241 [2020-09-04 21:19:01,784 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:19:02,113 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:19:03,466 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 21:19:03,637 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:19:03,948 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:19:04,571 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:19:04,751 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:19:04,918 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:19:05,665 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 222 [2020-09-04 21:19:05,863 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:19:07,439 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 230 DAG size of output: 216 [2020-09-04 21:19:07,764 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:19:07,959 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:19:08,593 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 204 [2020-09-04 21:19:08,777 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:08,949 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:09,124 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:09,937 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 21:19:10,119 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:10,294 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:19:10,455 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:19:10,651 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:19:10,980 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:19:11,170 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:11,339 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:19:11,715 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2020-09-04 21:19:11,892 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:19:12,064 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:19:12,227 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:19:12,595 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-09-04 21:19:12,763 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:19:13,065 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:19:13,249 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:19:13,573 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:19:13,754 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:14,078 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:19:14,392 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:19:14,708 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:19:15,036 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:19:15,360 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:19:15,690 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:19:15,995 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:19:16,176 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:16,357 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:16,530 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:19:16,841 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:19:17,015 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:19:17,368 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:19:17,545 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:17,718 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:19:17,894 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:18,202 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:19:18,373 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:19:18,704 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:19:19,028 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:19:19,211 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:19,521 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:19:19,698 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:19:20,302 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 202 [2020-09-04 21:19:20,610 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:19:20,933 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:19:22,108 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 21:19:22,659 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:19:22,835 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:23,585 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 222 [2020-09-04 21:19:23,763 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:23,929 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:19:24,428 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 21:19:25,034 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 204 [2020-09-04 21:19:25,398 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:19:25,769 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:19:26,411 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 203 [2020-09-04 21:19:26,591 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:19:26,913 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:19:27,264 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:19:27,620 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:19:29,060 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 21:19:29,385 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:19:30,960 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 230 DAG size of output: 216 [2020-09-04 21:19:31,142 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:31,962 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 21:19:32,145 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:32,327 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:32,506 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:19:32,686 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:32,858 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:33,027 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:19:33,367 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 21:19:33,553 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:19:34,294 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 21:19:34,476 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:34,650 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:19:34,964 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:19:35,286 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:19:35,610 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:19:35,941 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:19:36,118 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:36,303 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:36,625 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:19:37,532 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 203 [2020-09-04 21:19:37,707 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:19:38,089 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 202 [2020-09-04 21:19:38,801 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 222 [2020-09-04 21:19:39,131 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:19:39,944 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 206 [2020-09-04 21:19:40,120 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:19:40,285 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:19:40,450 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:19:40,774 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:19:41,102 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:19:41,448 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:19:41,777 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:19:42,108 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:19:42,293 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:42,623 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:19:42,792 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:19:42,970 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:43,272 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:19:43,450 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:43,615 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:19:43,918 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:19:44,251 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:19:44,573 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:19:44,896 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:19:45,205 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:19:45,721 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 201 [2020-09-04 21:19:46,045 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:19:46,547 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:19:46,720 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:19:46,895 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:19:47,065 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:19:47,231 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:19:47,570 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 21:19:47,884 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:19:48,060 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:48,395 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:19:50,228 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:19:50,641 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:19:51,830 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:19:52,594 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:19:52,972 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 21:19:53,281 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:19:54,437 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 21:19:55,019 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:19:55,343 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:19:55,899 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:19:57,088 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:19:57,263 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:19:57,583 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:19:57,912 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:19:58,269 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-09-04 21:19:59,520 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 21:19:59,692 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:20:00,061 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:20:00,829 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:20:01,139 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:20:01,555 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 200 [2020-09-04 21:20:01,943 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 21:20:02,301 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:20:02,612 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:20:06,659 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:20:06,835 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:20:07,166 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:20:07,342 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:20:07,525 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:20:07,850 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:20:08,031 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:20:08,205 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:08,381 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:08,712 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:20:09,041 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:20:09,370 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:20:09,545 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:09,732 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:09,914 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:20:10,091 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:10,414 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:20:10,746 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:20:10,943 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:20:11,300 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:11,497 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:20:11,701 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:20:12,053 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:20:12,255 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:20:12,450 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:20:12,646 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:20:13,003 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:13,359 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:20:13,717 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:13,909 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:20:14,116 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:20:14,321 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:20:14,556 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:20:14,908 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:20:15,607 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:20:15,812 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:20:16,478 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:20:17,177 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:20:17,367 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:20:17,577 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:20:18,256 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:20:18,446 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:20:18,776 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:20:18,952 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:20:19,292 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:20:19,738 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 198 [2020-09-04 21:20:19,919 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:20:20,268 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 21:20:20,626 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2020-09-04 21:20:20,957 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:20:21,807 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 202 [2020-09-04 21:20:22,157 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:20:22,473 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:20:22,838 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 200 [2020-09-04 21:20:23,175 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:20:23,351 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:20:23,657 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 196 [2020-09-04 21:20:23,983 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:24,335 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:20:24,647 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 21:20:24,831 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:20:25,003 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:25,183 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:20:26,053 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 204 [2020-09-04 21:20:27,037 WARN L193 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:20:27,349 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:20:27,678 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:20:28,034 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-09-04 21:20:28,217 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:20:28,394 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:20:28,751 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2020-09-04 21:20:29,102 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:20:29,282 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:20:39,490 WARN L193 SmtUtils]: Spent 7.38 s on a formula simplification. DAG size of input: 693 DAG size of output: 425 [2020-09-04 21:20:39,841 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:40,165 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:20:40,493 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:20:40,821 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:41,145 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:20:41,465 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:20:41,787 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:42,108 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:20:42,439 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:20:42,767 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:20:43,092 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:20:43,430 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:20:43,753 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:20:44,077 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:44,401 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:20:45,402 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 221 [2020-09-04 21:20:45,653 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 21:20:45,887 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-09-04 21:20:46,131 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 21:20:47,044 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 218 [2020-09-04 21:20:47,272 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-09-04 21:20:48,268 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 221 [2020-09-04 21:20:49,194 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 218 [2020-09-04 21:20:50,613 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:20:51,275 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:20:51,615 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:51,809 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:20:52,502 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:20:52,836 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:53,174 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:20:53,507 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:20:54,170 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:20:54,796 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:20:55,131 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:20:55,473 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:55,815 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:56,508 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:20:57,120 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:20:57,472 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:57,808 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:20:58,146 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:58,342 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:20:58,677 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:20:58,998 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:20:59,321 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:20:59,499 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:21:00,167 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:21:00,362 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:21:00,686 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:21:00,882 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:21:01,210 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:21:01,538 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:21:01,734 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:21:02,422 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:21:02,747 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:21:02,936 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:21:03,110 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:21:03,304 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:21:03,637 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:21:03,819 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:21:04,143 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:21:04,464 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:21:04,787 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:21:04,959 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:21:05,286 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:21:05,607 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:21:05,928 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:21:06,256 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:21:06,579 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:21:06,805 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 21:21:07,186 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 204 [2020-09-04 21:21:07,412 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 21:21:07,777 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 198 [2020-09-04 21:21:08,264 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 21:21:08,637 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 202 [2020-09-04 21:21:08,770 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:21:08,887 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 21:21:09,119 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 31 [2020-09-04 21:21:09,477 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 21:21:09,826 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 203 [2020-09-04 21:21:10,192 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 21:21:10,568 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 21:21:10,923 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 205 [2020-09-04 21:21:11,274 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 203 [2020-09-04 21:21:11,433 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 33 [2020-09-04 21:21:11,587 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 33 [2020-09-04 21:21:11,963 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 21:21:12,117 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 33 [2020-09-04 21:21:12,475 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 195 [2020-09-04 21:21:12,859 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 202 [2020-09-04 21:21:13,350 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 21:21:13,505 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 31 [2020-09-04 21:21:13,746 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 34 [2020-09-04 21:21:13,900 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 33 [2020-09-04 21:21:14,035 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:21:14,172 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:21:14,395 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 21:21:14,765 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 198 [2020-09-04 21:21:15,252 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 21:21:15,754 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 205 [2020-09-04 21:21:15,983 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 31 [2020-09-04 21:21:16,156 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 30 [2020-09-04 21:21:16,355 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 32 [2020-09-04 21:21:16,491 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:21:16,653 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 29 [2020-09-04 21:21:16,816 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 29 [2020-09-04 21:21:17,180 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 21:21:17,544 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 21:21:17,908 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 21:21:18,042 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:21:18,414 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 21:21:18,531 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 21:21:18,663 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:21:18,814 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 29 [2020-09-04 21:21:19,037 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 21:21:19,205 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 29 [2020-09-04 21:21:19,357 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 30 [2020-09-04 21:21:19,523 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 31 [2020-09-04 21:21:19,921 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 195 [2020-09-04 21:21:20,415 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 21:21:20,790 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 202 [2020-09-04 21:21:21,291 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 205 [2020-09-04 21:21:21,673 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 204 [2020-09-04 21:21:21,823 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 29 [2020-09-04 21:21:22,321 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 205 [2020-09-04 21:21:22,498 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:21:23,167 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:21:23,363 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:21:23,685 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:21:23,881 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:21:24,210 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:21:24,539 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:21:24,735 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:21:25,422 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:21:25,746 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:21:25,936 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:21:26,109 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:21:26,304 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:21:26,639 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:21:26,821 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:21:27,145 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:21:27,468 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:21:27,791 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:21:27,963 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:21:28,290 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:21:28,612 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:21:28,931 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:21:29,259 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:21:29,583 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:21:30,962 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:21:31,513 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:21:31,688 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:21:32,030 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 21:21:32,347 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:21:33,753 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 21:21:35,151 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 21:21:35,474 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:21:36,876 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 228 DAG size of output: 211