/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 15:56:06,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 15:56:06,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 15:56:06,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 15:56:06,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 15:56:06,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 15:56:06,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 15:56:06,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 15:56:06,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 15:56:06,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 15:56:06,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 15:56:06,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 15:56:06,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 15:56:06,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 15:56:06,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 15:56:06,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 15:56:06,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 15:56:06,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 15:56:06,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 15:56:06,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 15:56:06,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 15:56:06,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 15:56:06,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 15:56:06,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 15:56:06,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 15:56:06,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 15:56:06,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 15:56:06,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 15:56:06,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 15:56:06,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 15:56:06,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 15:56:06,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 15:56:06,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 15:56:06,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 15:56:06,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 15:56:06,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 15:56:06,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 15:56:06,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 15:56:06,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 15:56:06,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 15:56:06,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 15:56:06,902 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 15:56:06,923 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 15:56:06,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 15:56:06,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 15:56:06,926 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 15:56:06,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 15:56:06,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 15:56:06,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 15:56:06,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 15:56:06,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 15:56:06,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 15:56:06,928 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 15:56:06,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 15:56:06,928 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 15:56:06,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 15:56:06,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 15:56:06,930 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 15:56:06,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 15:56:06,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 15:56:06,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 15:56:06,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 15:56:06,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 15:56:06,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 15:56:06,932 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 15:56:07,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 15:56:07,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 15:56:07,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 15:56:07,403 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 15:56:07,404 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 15:56:07,405 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2020-09-04 15:56:07,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eaae322da/9fb139d24c9846369b841e1191a83427/FLAG8f6455110 [2020-09-04 15:56:08,079 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 15:56:08,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2020-09-04 15:56:08,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eaae322da/9fb139d24c9846369b841e1191a83427/FLAG8f6455110 [2020-09-04 15:56:08,376 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eaae322da/9fb139d24c9846369b841e1191a83427 [2020-09-04 15:56:08,388 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 15:56:08,390 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 15:56:08,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 15:56:08,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 15:56:08,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 15:56:08,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:56:08" (1/1) ... [2020-09-04 15:56:08,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@217e3fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:08, skipping insertion in model container [2020-09-04 15:56:08,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:56:08" (1/1) ... [2020-09-04 15:56:08,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 15:56:08,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 15:56:08,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:56:08,940 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 15:56:09,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:56:09,082 INFO L208 MainTranslator]: Completed translation [2020-09-04 15:56:09,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:09 WrapperNode [2020-09-04 15:56:09,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 15:56:09,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 15:56:09,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 15:56:09,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 15:56:09,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:09" (1/1) ... [2020-09-04 15:56:09,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:09" (1/1) ... [2020-09-04 15:56:09,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:09" (1/1) ... [2020-09-04 15:56:09,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:09" (1/1) ... [2020-09-04 15:56:09,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:09" (1/1) ... [2020-09-04 15:56:09,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:09" (1/1) ... [2020-09-04 15:56:09,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:09" (1/1) ... [2020-09-04 15:56:09,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 15:56:09,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 15:56:09,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 15:56:09,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 15:56:09,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:09" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 15:56:09,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 15:56:09,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 15:56:09,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 15:56:09,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 15:56:09,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 15:56:09,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 15:56:09,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 15:56:09,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 15:56:09,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 15:56:09,286 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 15:56:09,286 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 15:56:09,287 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 15:56:09,287 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 15:56:09,287 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 15:56:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 15:56:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 15:56:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 15:56:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 15:56:09,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 15:56:09,290 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 15:56:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 15:56:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 15:56:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 15:56:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 15:56:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 15:56:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 15:56:09,295 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 15:56:09,295 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 15:56:09,295 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 15:56:09,295 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 15:56:09,296 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:56:09,296 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-04 15:56:09,296 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 15:56:09,296 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 15:56:09,296 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 15:56:09,297 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 15:56:09,297 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 15:56:09,297 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 15:56:09,297 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 15:56:09,297 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 15:56:09,298 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 15:56:09,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:56:09,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:56:09,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:56:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 15:56:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 15:56:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 15:56:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 15:56:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 15:56:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 15:56:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 15:56:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 15:56:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 15:56:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 15:56:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 15:56:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 15:56:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 15:56:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 15:56:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 15:56:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 15:56:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 15:56:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 15:56:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 15:56:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 15:56:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 15:56:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 15:56:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 15:56:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 15:56:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 15:56:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 15:56:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 15:56:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:56:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 15:56:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 15:56:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 15:56:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 15:56:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 15:56:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 15:56:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 15:56:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 15:56:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 15:56:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 15:56:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 15:56:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 15:56:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 15:56:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 15:56:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 15:56:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 15:56:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 15:56:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 15:56:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:56:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:56:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 15:56:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 15:56:09,309 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 15:56:09,309 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:56:09,309 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 15:56:09,309 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-04 15:56:09,309 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 15:56:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 15:56:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 15:56:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 15:56:10,465 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 15:56:10,465 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 15:56:10,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 03:56:10 BoogieIcfgContainer [2020-09-04 15:56:10,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 15:56:10,474 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 15:56:10,474 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 15:56:10,478 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 15:56:10,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 03:56:08" (1/3) ... [2020-09-04 15:56:10,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64ebabc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 03:56:10, skipping insertion in model container [2020-09-04 15:56:10,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:09" (2/3) ... [2020-09-04 15:56:10,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64ebabc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 03:56:10, skipping insertion in model container [2020-09-04 15:56:10,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 03:56:10" (3/3) ... [2020-09-04 15:56:10,481 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55.cil.c [2020-09-04 15:56:10,491 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 15:56:10,502 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 15:56:10,519 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 15:56:10,542 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 15:56:10,542 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 15:56:10,542 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 15:56:10,542 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 15:56:10,542 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 15:56:10,542 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 15:56:10,543 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 15:56:10,543 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 15:56:10,566 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states. [2020-09-04 15:56:10,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 15:56:10,591 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:10,592 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:10,593 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:10,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:10,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1837457757, now seen corresponding path program 1 times [2020-09-04 15:56:10,611 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:10,611 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1402854185] [2020-09-04 15:56:10,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:10,683 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:11,400 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:11,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:11,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:11,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:11,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:11,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:11,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:11,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:11,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 15:56:11,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:11,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:11,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 15:56:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:11,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 15:56:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:11,620 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:56:11,624 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1402854185] [2020-09-04 15:56:11,626 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:11,627 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 15:56:11,627 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480380245] [2020-09-04 15:56:11,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 15:56:11,636 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:11,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 15:56:11,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 15:56:11,656 INFO L87 Difference]: Start difference. First operand 356 states. Second operand 4 states. [2020-09-04 15:56:13,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:13,130 INFO L93 Difference]: Finished difference Result 574 states and 675 transitions. [2020-09-04 15:56:13,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 15:56:13,132 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 15:56:13,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:13,170 INFO L225 Difference]: With dead ends: 574 [2020-09-04 15:56:13,170 INFO L226 Difference]: Without dead ends: 354 [2020-09-04 15:56:13,181 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 15:56:13,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2020-09-04 15:56:13,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 305. [2020-09-04 15:56:13,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2020-09-04 15:56:13,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 335 transitions. [2020-09-04 15:56:13,410 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 335 transitions. Word has length 160 [2020-09-04 15:56:13,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:13,411 INFO L479 AbstractCegarLoop]: Abstraction has 305 states and 335 transitions. [2020-09-04 15:56:13,411 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 15:56:13,412 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 335 transitions. [2020-09-04 15:56:13,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 15:56:13,417 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:13,417 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:13,418 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 15:56:13,418 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:13,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:13,418 INFO L82 PathProgramCache]: Analyzing trace with hash -1789816380, now seen corresponding path program 1 times [2020-09-04 15:56:13,419 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:13,419 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1866818049] [2020-09-04 15:56:13,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:13,422 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:13,818 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:13,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:13,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:13,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:13,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:13,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:13,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:13,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:13,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:56:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:13,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:13,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:56:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:13,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 15:56:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:13,954 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:56:13,955 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1866818049] [2020-09-04 15:56:13,955 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:13,955 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 15:56:13,956 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437940877] [2020-09-04 15:56:13,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 15:56:13,959 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:13,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 15:56:13,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 15:56:13,959 INFO L87 Difference]: Start difference. First operand 305 states and 335 transitions. Second operand 5 states. [2020-09-04 15:56:14,750 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:16,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:16,037 INFO L93 Difference]: Finished difference Result 497 states and 563 transitions. [2020-09-04 15:56:16,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 15:56:16,038 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 15:56:16,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:16,043 INFO L225 Difference]: With dead ends: 497 [2020-09-04 15:56:16,043 INFO L226 Difference]: Without dead ends: 343 [2020-09-04 15:56:16,045 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 15:56:16,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2020-09-04 15:56:16,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 295. [2020-09-04 15:56:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-09-04 15:56:16,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 322 transitions. [2020-09-04 15:56:16,144 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 322 transitions. Word has length 161 [2020-09-04 15:56:16,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:16,144 INFO L479 AbstractCegarLoop]: Abstraction has 295 states and 322 transitions. [2020-09-04 15:56:16,145 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 15:56:16,145 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 322 transitions. [2020-09-04 15:56:16,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 15:56:16,148 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:16,148 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:16,148 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 15:56:16,149 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:16,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:16,149 INFO L82 PathProgramCache]: Analyzing trace with hash 350266212, now seen corresponding path program 1 times [2020-09-04 15:56:16,149 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:16,150 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [748222353] [2020-09-04 15:56:16,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:16,152 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:16,574 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:16,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:16,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:16,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:16,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:16,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:16,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:16,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:56:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:16,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:16,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 15:56:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:16,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 15:56:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:16,766 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:56:16,767 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [748222353] [2020-09-04 15:56:16,767 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:16,767 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:56:16,767 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000407098] [2020-09-04 15:56:16,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:56:16,768 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:16,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:56:16,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:56:16,769 INFO L87 Difference]: Start difference. First operand 295 states and 322 transitions. Second operand 10 states. [2020-09-04 15:56:17,351 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:17,727 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:18,043 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:56:18,382 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:18,681 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:18,984 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:20,222 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:22,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:22,939 INFO L93 Difference]: Finished difference Result 800 states and 922 transitions. [2020-09-04 15:56:22,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 15:56:22,940 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-09-04 15:56:22,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:22,946 INFO L225 Difference]: With dead ends: 800 [2020-09-04 15:56:22,947 INFO L226 Difference]: Without dead ends: 620 [2020-09-04 15:56:22,948 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-04 15:56:22,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2020-09-04 15:56:23,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 547. [2020-09-04 15:56:23,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 547 states. [2020-09-04 15:56:23,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 547 states and 617 transitions. [2020-09-04 15:56:23,210 INFO L78 Accepts]: Start accepts. Automaton has 547 states and 617 transitions. Word has length 170 [2020-09-04 15:56:23,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:23,210 INFO L479 AbstractCegarLoop]: Abstraction has 547 states and 617 transitions. [2020-09-04 15:56:23,210 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:56:23,211 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 617 transitions. [2020-09-04 15:56:23,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 15:56:23,217 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:23,217 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:23,218 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 15:56:23,218 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:23,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:23,219 INFO L82 PathProgramCache]: Analyzing trace with hash 163203770, now seen corresponding path program 1 times [2020-09-04 15:56:23,219 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:23,220 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [800070551] [2020-09-04 15:56:23,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:23,224 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:23,638 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:23,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:23,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:23,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:23,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:23,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:23,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:23,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 15:56:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:23,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 15:56:23,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:23,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:23,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 15:56:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:23,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 15:56:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:23,818 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 15:56:23,818 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [800070551] [2020-09-04 15:56:23,819 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:23,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:56:23,819 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208010964] [2020-09-04 15:56:23,820 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:56:23,820 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:23,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:56:23,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:56:23,821 INFO L87 Difference]: Start difference. First operand 547 states and 617 transitions. Second operand 10 states. [2020-09-04 15:56:24,358 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:25,292 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:25,597 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:26,875 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:27,175 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:27,541 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:27,949 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:28,274 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:28,600 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:29,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:29,778 INFO L93 Difference]: Finished difference Result 1252 states and 1501 transitions. [2020-09-04 15:56:29,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 15:56:29,779 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 15:56:29,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:29,785 INFO L225 Difference]: With dead ends: 1252 [2020-09-04 15:56:29,785 INFO L226 Difference]: Without dead ends: 820 [2020-09-04 15:56:29,788 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 15:56:29,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820 states. [2020-09-04 15:56:30,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820 to 731. [2020-09-04 15:56:30,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 731 states. [2020-09-04 15:56:30,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 731 states and 827 transitions. [2020-09-04 15:56:30,073 INFO L78 Accepts]: Start accepts. Automaton has 731 states and 827 transitions. Word has length 179 [2020-09-04 15:56:30,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:30,074 INFO L479 AbstractCegarLoop]: Abstraction has 731 states and 827 transitions. [2020-09-04 15:56:30,074 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:56:30,074 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 827 transitions. [2020-09-04 15:56:30,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-09-04 15:56:30,079 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:30,080 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:30,080 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 15:56:30,080 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:30,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:30,081 INFO L82 PathProgramCache]: Analyzing trace with hash 1477920914, now seen corresponding path program 1 times [2020-09-04 15:56:30,081 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:30,081 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [664945887] [2020-09-04 15:56:30,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:30,085 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,457 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:30,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:30,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:56:30,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:30,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:56:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-09-04 15:56:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-09-04 15:56:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:30,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:56:30,703 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [664945887] [2020-09-04 15:56:30,703 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:30,703 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:56:30,704 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556954674] [2020-09-04 15:56:30,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:56:30,704 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:30,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:56:30,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:56:30,705 INFO L87 Difference]: Start difference. First operand 731 states and 827 transitions. Second operand 10 states. [2020-09-04 15:56:32,264 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:32,607 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:56:32,951 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:56:33,266 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:33,588 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:33,886 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:35,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:35,161 INFO L93 Difference]: Finished difference Result 1482 states and 1749 transitions. [2020-09-04 15:56:35,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 15:56:35,162 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 213 [2020-09-04 15:56:35,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:35,168 INFO L225 Difference]: With dead ends: 1482 [2020-09-04 15:56:35,168 INFO L226 Difference]: Without dead ends: 866 [2020-09-04 15:56:35,171 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 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 15:56:35,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2020-09-04 15:56:35,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 750. [2020-09-04 15:56:35,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 750 states. [2020-09-04 15:56:35,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 847 transitions. [2020-09-04 15:56:35,419 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 847 transitions. Word has length 213 [2020-09-04 15:56:35,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:35,420 INFO L479 AbstractCegarLoop]: Abstraction has 750 states and 847 transitions. [2020-09-04 15:56:35,420 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:56:35,420 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 847 transitions. [2020-09-04 15:56:35,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-09-04 15:56:35,423 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:35,424 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:35,424 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 15:56:35,424 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:35,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:35,425 INFO L82 PathProgramCache]: Analyzing trace with hash 1415592178, now seen corresponding path program 1 times [2020-09-04 15:56:35,425 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:35,425 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [752100691] [2020-09-04 15:56:35,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:35,428 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,730 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:35,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:35,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:56:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:56:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:35,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:35,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:35,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-09-04 15:56:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:35,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-09-04 15:56:35,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:36,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:56:36,047 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [752100691] [2020-09-04 15:56:36,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:36,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 15:56:36,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567917305] [2020-09-04 15:56:36,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 15:56:36,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:36,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 15:56:36,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-09-04 15:56:36,051 INFO L87 Difference]: Start difference. First operand 750 states and 847 transitions. Second operand 13 states. [2020-09-04 15:56:36,961 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:37,203 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:56:37,463 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:37,768 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:38,059 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:39,234 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:39,596 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:39,944 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:40,297 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:40,618 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:42,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:42,145 INFO L93 Difference]: Finished difference Result 1523 states and 1816 transitions. [2020-09-04 15:56:42,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 15:56:42,146 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 213 [2020-09-04 15:56:42,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:42,151 INFO L225 Difference]: With dead ends: 1523 [2020-09-04 15:56:42,151 INFO L226 Difference]: Without dead ends: 888 [2020-09-04 15:56:42,154 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 38 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 15:56:42,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2020-09-04 15:56:42,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 762. [2020-09-04 15:56:42,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 762 states. [2020-09-04 15:56:42,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 762 states and 859 transitions. [2020-09-04 15:56:42,447 INFO L78 Accepts]: Start accepts. Automaton has 762 states and 859 transitions. Word has length 213 [2020-09-04 15:56:42,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:42,447 INFO L479 AbstractCegarLoop]: Abstraction has 762 states and 859 transitions. [2020-09-04 15:56:42,447 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 15:56:42,448 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 859 transitions. [2020-09-04 15:56:42,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-09-04 15:56:42,452 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:42,452 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:42,452 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 15:56:42,453 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:42,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:42,453 INFO L82 PathProgramCache]: Analyzing trace with hash -739469201, now seen corresponding path program 1 times [2020-09-04 15:56:42,453 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:42,454 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2136531664] [2020-09-04 15:56:42,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:42,457 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:42,848 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:42,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:42,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:42,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:42,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:42,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:42,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:42,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:56:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:42,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:42,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:56:42,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:42,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:43,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:43,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:43,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:43,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:43,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-09-04 15:56:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:43,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-09-04 15:56:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:43,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:56:43,099 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2136531664] [2020-09-04 15:56:43,099 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:43,099 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 15:56:43,099 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369306032] [2020-09-04 15:56:43,100 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 15:56:43,100 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:43,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 15:56:43,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 15:56:43,101 INFO L87 Difference]: Start difference. First operand 762 states and 859 transitions. Second operand 7 states. [2020-09-04 15:56:43,615 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:44,262 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:47,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:47,252 INFO L93 Difference]: Finished difference Result 2229 states and 2674 transitions. [2020-09-04 15:56:47,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 15:56:47,252 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 213 [2020-09-04 15:56:47,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:47,261 INFO L225 Difference]: With dead ends: 2229 [2020-09-04 15:56:47,261 INFO L226 Difference]: Without dead ends: 1582 [2020-09-04 15:56:47,264 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 41 SyntacticMatches, 4 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:56:47,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2020-09-04 15:56:47,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1458. [2020-09-04 15:56:47,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1458 states. [2020-09-04 15:56:47,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1458 states and 1670 transitions. [2020-09-04 15:56:47,772 INFO L78 Accepts]: Start accepts. Automaton has 1458 states and 1670 transitions. Word has length 213 [2020-09-04 15:56:47,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:47,773 INFO L479 AbstractCegarLoop]: Abstraction has 1458 states and 1670 transitions. [2020-09-04 15:56:47,773 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 15:56:47,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 1670 transitions. [2020-09-04 15:56:47,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-09-04 15:56:47,777 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:47,777 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:47,777 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 15:56:47,778 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:47,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:47,778 INFO L82 PathProgramCache]: Analyzing trace with hash 1571665167, now seen corresponding path program 1 times [2020-09-04 15:56:47,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:47,779 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [251545238] [2020-09-04 15:56:47,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:47,781 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,210 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:48,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:48,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:56:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-04 15:56:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-04 15:56:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 15:56:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-09-04 15:56:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:48,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:56:48,503 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [251545238] [2020-09-04 15:56:48,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:48,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 15:56:48,504 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795103107] [2020-09-04 15:56:48,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 15:56:48,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:48,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 15:56:48,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-04 15:56:48,505 INFO L87 Difference]: Start difference. First operand 1458 states and 1670 transitions. Second operand 14 states. [2020-09-04 15:56:49,353 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 15:56:50,225 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:51,559 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 15:56:52,170 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 15:56:52,625 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:52,967 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:53,587 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 15:56:53,904 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:54,291 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:54,609 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:57,857 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 15:56:58,492 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:58,784 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:59,411 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:00,726 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 15:57:01,319 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 15:57:01,937 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 15:57:03,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:03,062 INFO L93 Difference]: Finished difference Result 4245 states and 5113 transitions. [2020-09-04 15:57:03,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-09-04 15:57:03,063 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 218 [2020-09-04 15:57:03,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:03,080 INFO L225 Difference]: With dead ends: 4245 [2020-09-04 15:57:03,081 INFO L226 Difference]: Without dead ends: 3189 [2020-09-04 15:57:03,086 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 671 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=510, Invalid=1940, Unknown=0, NotChecked=0, Total=2450 [2020-09-04 15:57:03,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3189 states. [2020-09-04 15:57:04,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3189 to 2749. [2020-09-04 15:57:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2749 states. [2020-09-04 15:57:04,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 2749 states and 3125 transitions. [2020-09-04 15:57:04,248 INFO L78 Accepts]: Start accepts. Automaton has 2749 states and 3125 transitions. Word has length 218 [2020-09-04 15:57:04,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:57:04,249 INFO L479 AbstractCegarLoop]: Abstraction has 2749 states and 3125 transitions. [2020-09-04 15:57:04,249 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 15:57:04,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 3125 transitions. [2020-09-04 15:57:04,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2020-09-04 15:57:04,257 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:57:04,257 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:57:04,258 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 15:57:04,258 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:57:04,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:57:04,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1149853226, now seen corresponding path program 1 times [2020-09-04 15:57:04,258 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:57:04,259 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1907100054] [2020-09-04 15:57:04,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:57:04,320 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:57:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,728 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:57:04,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:57:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:57:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:57:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:57:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:57:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:57:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:57:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:57:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:04,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:57:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:04,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2020-09-04 15:57:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-09-04 15:57:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-09-04 15:57:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:57:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2020-09-04 15:57:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2020-09-04 15:57:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:05,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:57:05,227 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1907100054] [2020-09-04 15:57:05,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:57:05,227 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:57:05,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958454734] [2020-09-04 15:57:05,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:57:05,229 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:57:05,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:57:05,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:57:05,233 INFO L87 Difference]: Start difference. First operand 2749 states and 3125 transitions. Second operand 18 states. [2020-09-04 15:57:06,024 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:06,333 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:57:06,645 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:06,959 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:07,254 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:08,211 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:57:08,670 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:57:09,057 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 15:57:09,465 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:09,904 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:57:10,458 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:57:10,835 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 15:57:11,212 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:57:12,788 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:14,011 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:57:14,643 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:57:15,269 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 15:57:15,865 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:16,683 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:17,347 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:57:17,742 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:57:18,714 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 15:57:19,241 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:57:19,950 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 15:57:20,616 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 15:57:21,620 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 15:57:22,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:22,908 INFO L93 Difference]: Finished difference Result 5799 states and 6722 transitions. [2020-09-04 15:57:22,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-09-04 15:57:22,908 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 328 [2020-09-04 15:57:22,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:22,925 INFO L225 Difference]: With dead ends: 5799 [2020-09-04 15:57:22,925 INFO L226 Difference]: Without dead ends: 3437 [2020-09-04 15:57:22,933 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1411 ImplicationChecksByTransitivity, 11.5s TimeCoverageRelationStatistics Valid=934, Invalid=4322, Unknown=0, NotChecked=0, Total=5256 [2020-09-04 15:57:22,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3437 states. [2020-09-04 15:57:24,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3437 to 3149. [2020-09-04 15:57:24,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3149 states. [2020-09-04 15:57:24,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3149 states to 3149 states and 3510 transitions. [2020-09-04 15:57:24,492 INFO L78 Accepts]: Start accepts. Automaton has 3149 states and 3510 transitions. Word has length 328 [2020-09-04 15:57:24,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:57:24,493 INFO L479 AbstractCegarLoop]: Abstraction has 3149 states and 3510 transitions. [2020-09-04 15:57:24,493 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:57:24,493 INFO L276 IsEmpty]: Start isEmpty. Operand 3149 states and 3510 transitions. [2020-09-04 15:57:24,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2020-09-04 15:57:24,508 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:57:24,509 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, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:57:24,509 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 15:57:24,509 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:57:24,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:57:24,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1748594058, now seen corresponding path program 1 times [2020-09-04 15:57:24,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:57:24,510 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1259390618] [2020-09-04 15:57:24,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:57:24,536 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:57:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,883 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:57:24,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:57:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:57:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:57:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:57:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:57:24,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:57:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:57:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:57:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:24,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:24,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:25,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:57:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-04 15:57:25,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:57:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:57:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2020-09-04 15:57:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:57:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:57:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2020-09-04 15:57:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2020-09-04 15:57:25,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2020-09-04 15:57:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:25,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2020-09-04 15:57:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2020-09-04 15:57:25,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:25,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:57:25,520 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1259390618] [2020-09-04 15:57:25,520 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:57:25,520 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 15:57:25,520 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861883414] [2020-09-04 15:57:25,521 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 15:57:25,521 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:57:25,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 15:57:25,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:57:25,521 INFO L87 Difference]: Start difference. First operand 3149 states and 3510 transitions. Second operand 16 states. [2020-09-04 15:57:27,416 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:27,745 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:28,072 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:28,526 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:57:28,845 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:29,166 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:30,544 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:30,893 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:57:34,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:34,900 INFO L93 Difference]: Finished difference Result 8253 states and 9483 transitions. [2020-09-04 15:57:34,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-04 15:57:34,901 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 499 [2020-09-04 15:57:34,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:34,929 INFO L225 Difference]: With dead ends: 8253 [2020-09-04 15:57:34,929 INFO L226 Difference]: Without dead ends: 4770 [2020-09-04 15:57:34,943 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 111 SyntacticMatches, 6 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 15:57:34,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4770 states. [2020-09-04 15:57:36,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4770 to 4188. [2020-09-04 15:57:36,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4188 states. [2020-09-04 15:57:36,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4188 states to 4188 states and 4753 transitions. [2020-09-04 15:57:36,330 INFO L78 Accepts]: Start accepts. Automaton has 4188 states and 4753 transitions. Word has length 499 [2020-09-04 15:57:36,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:57:36,330 INFO L479 AbstractCegarLoop]: Abstraction has 4188 states and 4753 transitions. [2020-09-04 15:57:36,331 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 15:57:36,331 INFO L276 IsEmpty]: Start isEmpty. Operand 4188 states and 4753 transitions. [2020-09-04 15:57:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2020-09-04 15:57:36,343 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:57:36,344 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:57:36,344 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 15:57:36,344 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:57:36,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:57:36,345 INFO L82 PathProgramCache]: Analyzing trace with hash -323701421, now seen corresponding path program 1 times [2020-09-04 15:57:36,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:57:36,345 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1949712032] [2020-09-04 15:57:36,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:57:36,366 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:57:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,770 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:57:36,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:57:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:57:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:57:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:57:36,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:57:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:57:36,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:57:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:57:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:57:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-04 15:57:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:36,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:57:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:57:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:57:37,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2020-09-04 15:57:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:37,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:37,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:57:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:57:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2020-09-04 15:57:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:37,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2020-09-04 15:57:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:37,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:37,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2020-09-04 15:57:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2020-09-04 15:57:37,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:37,567 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 15:57:37,568 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1949712032] [2020-09-04 15:57:37,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:57:37,568 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:57:37,568 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805489221] [2020-09-04 15:57:37,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:57:37,569 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:57:37,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:57:37,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:57:37,570 INFO L87 Difference]: Start difference. First operand 4188 states and 4753 transitions. Second operand 18 states. [2020-09-04 15:57:38,129 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:38,558 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:38,884 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:57:39,211 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:39,534 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:57:39,843 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:40,809 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:41,160 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:42,744 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:43,210 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:43,666 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:43,977 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:44,680 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:45,027 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:46,697 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:47,021 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:47,333 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:49,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:49,525 INFO L93 Difference]: Finished difference Result 7982 states and 9150 transitions. [2020-09-04 15:57:49,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-09-04 15:57:49,525 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 505 [2020-09-04 15:57:49,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:49,545 INFO L225 Difference]: With dead ends: 7982 [2020-09-04 15:57:49,545 INFO L226 Difference]: Without dead ends: 4213 [2020-09-04 15:57:49,555 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 514 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=459, Invalid=1893, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 15:57:49,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4213 states. [2020-09-04 15:57:50,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4213 to 4093. [2020-09-04 15:57:50,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4093 states. [2020-09-04 15:57:50,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4093 states to 4093 states and 4616 transitions. [2020-09-04 15:57:50,806 INFO L78 Accepts]: Start accepts. Automaton has 4093 states and 4616 transitions. Word has length 505 [2020-09-04 15:57:50,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:57:50,807 INFO L479 AbstractCegarLoop]: Abstraction has 4093 states and 4616 transitions. [2020-09-04 15:57:50,807 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:57:50,807 INFO L276 IsEmpty]: Start isEmpty. Operand 4093 states and 4616 transitions. [2020-09-04 15:57:50,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2020-09-04 15:57:50,818 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:57:50,819 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, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:57:50,819 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 15:57:50,819 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:57:50,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:57:50,819 INFO L82 PathProgramCache]: Analyzing trace with hash 930677045, now seen corresponding path program 1 times [2020-09-04 15:57:50,820 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:57:50,820 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1330571040] [2020-09-04 15:57:50,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:57:50,841 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:57:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,274 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:57:51,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:57:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:57:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:57:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:57:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:57:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:57:51,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:57:51,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:57:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:57:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-04 15:57:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:51,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:57:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:57:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:57:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2020-09-04 15:57:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:57:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:57:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 15:57:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2020-09-04 15:57:51,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:51,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 15:57:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2020-09-04 15:57:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2020-09-04 15:57:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:51,902 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:57:51,902 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1330571040] [2020-09-04 15:57:51,902 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:57:51,902 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 15:57:51,903 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032478293] [2020-09-04 15:57:51,903 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 15:57:51,903 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:57:51,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 15:57:51,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:57:51,904 INFO L87 Difference]: Start difference. First operand 4093 states and 4616 transitions. Second operand 16 states. [2020-09-04 15:57:52,522 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:53,701 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:57,643 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:57,987 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:57:58,347 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:58,694 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:59,036 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:57:59,379 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:57:59,701 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:00,044 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:00,386 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:00,733 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:01,073 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:58:01,416 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:02,058 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 15:58:02,400 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:58:03,018 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 15:58:03,376 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:03,755 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:58:04,102 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:58:07,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:58:07,535 INFO L93 Difference]: Finished difference Result 12081 states and 13858 transitions. [2020-09-04 15:58:07,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-09-04 15:58:07,536 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 510 [2020-09-04 15:58:07,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:58:07,577 INFO L225 Difference]: With dead ends: 12081 [2020-09-04 15:58:07,577 INFO L226 Difference]: Without dead ends: 8116 [2020-09-04 15:58:07,594 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 120 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 617 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=518, Invalid=2134, Unknown=0, NotChecked=0, Total=2652 [2020-09-04 15:58:07,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8116 states. [2020-09-04 15:58:10,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8116 to 7947. [2020-09-04 15:58:10,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7947 states. [2020-09-04 15:58:10,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7947 states to 7947 states and 8880 transitions. [2020-09-04 15:58:10,205 INFO L78 Accepts]: Start accepts. Automaton has 7947 states and 8880 transitions. Word has length 510 [2020-09-04 15:58:10,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:58:10,206 INFO L479 AbstractCegarLoop]: Abstraction has 7947 states and 8880 transitions. [2020-09-04 15:58:10,207 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 15:58:10,207 INFO L276 IsEmpty]: Start isEmpty. Operand 7947 states and 8880 transitions. [2020-09-04 15:58:10,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2020-09-04 15:58:10,226 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:58:10,227 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 15:58:10,227 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 15:58:10,227 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:58:10,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:58:10,228 INFO L82 PathProgramCache]: Analyzing trace with hash 1204496984, now seen corresponding path program 1 times [2020-09-04 15:58:10,228 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:58:10,228 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1140821364] [2020-09-04 15:58:10,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:58:10,252 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:58:10,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,636 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:58:10,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:58:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:58:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:58:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:58:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:58:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:58:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:58:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 15:58:10,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:58:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:58:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2020-09-04 15:58:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:10,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:58:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:58:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:58:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:58:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2020-09-04 15:58:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:58:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:58:11,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2020-09-04 15:58:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2020-09-04 15:58:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2020-09-04 15:58:11,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2020-09-04 15:58:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2020-09-04 15:58:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:11,441 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:58:11,442 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1140821364] [2020-09-04 15:58:11,442 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:58:11,443 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-09-04 15:58:11,443 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542525962] [2020-09-04 15:58:11,444 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 15:58:11,444 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:58:11,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 15:58:11,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-09-04 15:58:11,445 INFO L87 Difference]: Start difference. First operand 7947 states and 8880 transitions. Second operand 22 states. [2020-09-04 15:58:12,107 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:12,561 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:12,898 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:58:13,239 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:13,571 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:58:13,886 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:15,006 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:20,234 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:20,587 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:20,956 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:21,308 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:21,647 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:21,992 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:22,322 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:22,676 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:23,024 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:23,417 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:23,760 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:24,116 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:24,759 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:58:25,417 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:58:26,040 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:58:29,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:58:29,960 INFO L93 Difference]: Finished difference Result 15845 states and 18249 transitions. [2020-09-04 15:58:29,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-09-04 15:58:29,960 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 515 [2020-09-04 15:58:29,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:58:29,999 INFO L225 Difference]: With dead ends: 15845 [2020-09-04 15:58:30,000 INFO L226 Difference]: Without dead ends: 8598 [2020-09-04 15:58:30,023 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 121 SyntacticMatches, 1 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1214 ImplicationChecksByTransitivity, 9.1s TimeCoverageRelationStatistics Valid=902, Invalid=3928, Unknown=0, NotChecked=0, Total=4830 [2020-09-04 15:58:30,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8598 states. [2020-09-04 15:58:32,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8598 to 7311. [2020-09-04 15:58:32,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7311 states. [2020-09-04 15:58:32,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7311 states to 7311 states and 8164 transitions. [2020-09-04 15:58:32,366 INFO L78 Accepts]: Start accepts. Automaton has 7311 states and 8164 transitions. Word has length 515 [2020-09-04 15:58:32,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:58:32,367 INFO L479 AbstractCegarLoop]: Abstraction has 7311 states and 8164 transitions. [2020-09-04 15:58:32,367 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 15:58:32,367 INFO L276 IsEmpty]: Start isEmpty. Operand 7311 states and 8164 transitions. [2020-09-04 15:58:32,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2020-09-04 15:58:32,380 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:58:32,380 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 15:58:32,381 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 15:58:32,381 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:58:32,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:58:32,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1484846690, now seen corresponding path program 2 times [2020-09-04 15:58:32,381 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:58:32,381 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1603361217] [2020-09-04 15:58:32,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:58:32,396 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:58:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,818 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:58:32,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:58:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:58:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:58:32,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:58:32,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:58:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:58:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:58:32,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:32,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:58:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:32,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:32,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:32,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:32,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:58:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-04 15:58:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:58:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:33,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:58:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:58:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:58:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2020-09-04 15:58:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2020-09-04 15:58:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:33,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:58:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:58:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2020-09-04 15:58:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2020-09-04 15:58:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2020-09-04 15:58:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2020-09-04 15:58:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2020-09-04 15:58:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:33,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:58:33,852 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1603361217] [2020-09-04 15:58:33,852 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:58:33,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:58:33,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981974262] [2020-09-04 15:58:33,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:58:33,853 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:58:33,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:58:33,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:58:33,854 INFO L87 Difference]: Start difference. First operand 7311 states and 8164 transitions. Second operand 18 states. [2020-09-04 15:58:34,446 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:36,371 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:36,722 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:37,367 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 15:58:37,709 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:58:38,338 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:58:38,670 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:39,265 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 15:58:39,632 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:40,022 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:40,354 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:40,667 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:42,365 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:42,722 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:51,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:58:51,379 INFO L93 Difference]: Finished difference Result 15868 states and 18610 transitions. [2020-09-04 15:58:51,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-09-04 15:58:51,380 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 515 [2020-09-04 15:58:51,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:58:51,425 INFO L225 Difference]: With dead ends: 15868 [2020-09-04 15:58:51,425 INFO L226 Difference]: Without dead ends: 11385 [2020-09-04 15:58:51,439 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 134 SyntacticMatches, 8 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1234 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=769, Invalid=3391, Unknown=0, NotChecked=0, Total=4160 [2020-09-04 15:58:51,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11385 states. [2020-09-04 15:58:54,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11385 to 8889. [2020-09-04 15:58:54,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8889 states. [2020-09-04 15:58:54,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8889 states to 8889 states and 9886 transitions. [2020-09-04 15:58:54,359 INFO L78 Accepts]: Start accepts. Automaton has 8889 states and 9886 transitions. Word has length 515 [2020-09-04 15:58:54,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:58:54,360 INFO L479 AbstractCegarLoop]: Abstraction has 8889 states and 9886 transitions. [2020-09-04 15:58:54,360 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:58:54,360 INFO L276 IsEmpty]: Start isEmpty. Operand 8889 states and 9886 transitions. [2020-09-04 15:58:54,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2020-09-04 15:58:54,371 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:58:54,371 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 15:58:54,372 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 15:58:54,372 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:58:54,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:58:54,372 INFO L82 PathProgramCache]: Analyzing trace with hash -1995998657, now seen corresponding path program 1 times [2020-09-04 15:58:54,372 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:58:54,372 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [750051255] [2020-09-04 15:58:54,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:58:54,384 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:58:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,824 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:58:54,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:58:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:58:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:58:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:58:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:58:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:58:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:58:54,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:58:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:54,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:54,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:58:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-04 15:58:55,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:58:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:58:55,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:58:55,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:58:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2020-09-04 15:58:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2020-09-04 15:58:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:55,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:58:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:58:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:58:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2020-09-04 15:58:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2020-09-04 15:58:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2020-09-04 15:58:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:55,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2020-09-04 15:58:55,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2020-09-04 15:58:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:55,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:58:55,588 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [750051255] [2020-09-04 15:58:55,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:58:55,588 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:58:55,588 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875635456] [2020-09-04 15:58:55,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:58:55,589 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:58:55,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:58:55,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:58:55,590 INFO L87 Difference]: Start difference. First operand 8889 states and 9886 transitions. Second operand 18 states. [2020-09-04 15:58:56,243 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:58,126 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:58,478 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:59,131 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 15:58:59,473 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:00,126 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 15:59:00,427 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:00,748 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:59:01,351 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 15:59:01,732 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:59:02,167 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:59:02,517 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:59:02,837 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:04,284 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:04,658 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:05,330 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 15:59:06,088 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:59:06,740 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 15:59:07,315 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:07,678 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:11,136 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:12,123 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:12,490 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:13,118 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:59:13,778 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:59:14,392 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:59:22,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:22,787 INFO L93 Difference]: Finished difference Result 21006 states and 24786 transitions. [2020-09-04 15:59:22,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2020-09-04 15:59:22,788 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 526 [2020-09-04 15:59:22,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:22,836 INFO L225 Difference]: With dead ends: 21006 [2020-09-04 15:59:22,836 INFO L226 Difference]: Without dead ends: 15631 [2020-09-04 15:59:22,856 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 158 SyntacticMatches, 7 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3286 ImplicationChecksByTransitivity, 12.6s TimeCoverageRelationStatistics Valid=1616, Invalid=7890, Unknown=0, NotChecked=0, Total=9506 [2020-09-04 15:59:22,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15631 states. [2020-09-04 15:59:26,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15631 to 11089. [2020-09-04 15:59:26,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11089 states. [2020-09-04 15:59:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11089 states to 11089 states and 12284 transitions. [2020-09-04 15:59:26,625 INFO L78 Accepts]: Start accepts. Automaton has 11089 states and 12284 transitions. Word has length 526 [2020-09-04 15:59:26,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:26,625 INFO L479 AbstractCegarLoop]: Abstraction has 11089 states and 12284 transitions. [2020-09-04 15:59:26,625 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:59:26,626 INFO L276 IsEmpty]: Start isEmpty. Operand 11089 states and 12284 transitions. [2020-09-04 15:59:26,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 639 [2020-09-04 15:59:26,647 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:26,647 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, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:59:26,648 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 15:59:26,648 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:26,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:26,648 INFO L82 PathProgramCache]: Analyzing trace with hash 512068480, now seen corresponding path program 1 times [2020-09-04 15:59:26,648 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:26,648 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [995314569] [2020-09-04 15:59:26,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:26,661 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,023 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:27,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:27,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:59:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:59:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:59:27,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-04 15:59:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:27,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:59:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:59:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2020-09-04 15:59:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2020-09-04 15:59:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:27,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:59:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:59:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2020-09-04 15:59:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2020-09-04 15:59:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2020-09-04 15:59:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 15:59:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2020-09-04 15:59:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2020-09-04 15:59:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2020-09-04 15:59:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2020-09-04 15:59:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 625 [2020-09-04 15:59:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:27,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:59:27,496 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [995314569] [2020-09-04 15:59:27,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:27,497 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 15:59:27,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689938115] [2020-09-04 15:59:27,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 15:59:27,498 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:27,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 15:59:27,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-09-04 15:59:27,498 INFO L87 Difference]: Start difference. First operand 11089 states and 12284 transitions. Second operand 11 states. [2020-09-04 15:59:28,105 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:29,053 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:34,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:34,378 INFO L93 Difference]: Finished difference Result 13758 states and 15668 transitions. [2020-09-04 15:59:34,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-09-04 15:59:34,379 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 638 [2020-09-04 15:59:34,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:34,400 INFO L225 Difference]: With dead ends: 13758 [2020-09-04 15:59:34,401 INFO L226 Difference]: Without dead ends: 5539 [2020-09-04 15:59:34,420 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 432 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=315, Invalid=1245, Unknown=0, NotChecked=0, Total=1560 [2020-09-04 15:59:34,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5539 states. [2020-09-04 15:59:36,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5539 to 4720. [2020-09-04 15:59:36,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4720 states. [2020-09-04 15:59:36,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4720 states to 4720 states and 5110 transitions. [2020-09-04 15:59:36,178 INFO L78 Accepts]: Start accepts. Automaton has 4720 states and 5110 transitions. Word has length 638 [2020-09-04 15:59:36,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:36,179 INFO L479 AbstractCegarLoop]: Abstraction has 4720 states and 5110 transitions. [2020-09-04 15:59:36,179 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 15:59:36,179 INFO L276 IsEmpty]: Start isEmpty. Operand 4720 states and 5110 transitions. [2020-09-04 15:59:36,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 630 [2020-09-04 15:59:36,189 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:36,189 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:59:36,190 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 15:59:36,190 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:36,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:36,190 INFO L82 PathProgramCache]: Analyzing trace with hash 449241098, now seen corresponding path program 1 times [2020-09-04 15:59:36,190 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:36,191 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1798368443] [2020-09-04 15:59:36,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:36,207 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:36,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,656 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:36,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:36,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:59:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:59:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:59:36,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-04 15:59:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:36,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:59:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:36,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:59:37,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:37,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2020-09-04 15:59:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2020-09-04 15:59:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:37,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:59:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:59:37,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:37,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2020-09-04 15:59:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2020-09-04 15:59:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 15:59:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2020-09-04 15:59:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2020-09-04 15:59:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2020-09-04 15:59:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2020-09-04 15:59:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2020-09-04 15:59:37,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:37,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:59:37,348 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1798368443] [2020-09-04 15:59:37,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:37,348 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 15:59:37,348 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316558895] [2020-09-04 15:59:37,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 15:59:37,349 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:37,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 15:59:37,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-09-04 15:59:37,349 INFO L87 Difference]: Start difference. First operand 4720 states and 5110 transitions. Second operand 17 states. [2020-09-04 15:59:38,460 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:39,412 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:42,332 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:59:42,714 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:59:43,044 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:43,378 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:43,683 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:44,252 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 15:59:48,472 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:59:48,844 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:59:49,199 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:59:49,558 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:59:49,889 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:59:51,479 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 15:59:52,101 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 15:59:53,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:53,752 INFO L93 Difference]: Finished difference Result 13094 states and 14840 transitions. [2020-09-04 15:59:53,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2020-09-04 15:59:53,753 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 629 [2020-09-04 15:59:53,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:53,778 INFO L225 Difference]: With dead ends: 13094 [2020-09-04 15:59:53,778 INFO L226 Difference]: Without dead ends: 8364 [2020-09-04 15:59:53,791 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 159 SyntacticMatches, 10 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1209 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=996, Invalid=3560, Unknown=0, NotChecked=0, Total=4556 [2020-09-04 15:59:53,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8364 states. [2020-09-04 15:59:56,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8364 to 6271. [2020-09-04 15:59:56,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6271 states. [2020-09-04 15:59:56,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6271 states to 6271 states and 6756 transitions. [2020-09-04 15:59:56,036 INFO L78 Accepts]: Start accepts. Automaton has 6271 states and 6756 transitions. Word has length 629 [2020-09-04 15:59:56,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:56,037 INFO L479 AbstractCegarLoop]: Abstraction has 6271 states and 6756 transitions. [2020-09-04 15:59:56,037 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 15:59:56,037 INFO L276 IsEmpty]: Start isEmpty. Operand 6271 states and 6756 transitions. [2020-09-04 15:59:56,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 642 [2020-09-04 15:59:56,049 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:56,050 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, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:59:56,050 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 15:59:56,050 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:56,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:56,050 INFO L82 PathProgramCache]: Analyzing trace with hash -1765384274, now seen corresponding path program 1 times [2020-09-04 15:59:56,050 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:56,051 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1318303383] [2020-09-04 15:59:56,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:56,065 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:56,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,509 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:56,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:56,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:59:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:59:56,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:59:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-04 15:59:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:56,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:59:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:59:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:56,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2020-09-04 15:59:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2020-09-04 15:59:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:56,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:56,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:59:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:56,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:59:56,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2020-09-04 15:59:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 15:59:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:59:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:59:56,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2020-09-04 15:59:56,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2020-09-04 15:59:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2020-09-04 15:59:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:56,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2020-09-04 15:59:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:56,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2020-09-04 15:59:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:57,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:59:57,092 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1318303383] [2020-09-04 15:59:57,092 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:57,092 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 15:59:57,093 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943308412] [2020-09-04 15:59:57,093 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 15:59:57,093 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:57,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 15:59:57,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-09-04 15:59:57,094 INFO L87 Difference]: Start difference. First operand 6271 states and 6756 transitions. Second operand 17 states. [2020-09-04 15:59:57,863 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:59:58,196 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:59:58,525 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:59:58,852 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:59,164 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:02,468 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:02,888 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:03,214 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:00:03,545 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:03,873 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:04,176 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:04,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:04,769 INFO L93 Difference]: Finished difference Result 7244 states and 7830 transitions. [2020-09-04 16:00:04,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-09-04 16:00:04,769 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 641 [2020-09-04 16:00:04,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:04,771 INFO L225 Difference]: With dead ends: 7244 [2020-09-04 16:00:04,771 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:00:04,783 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=311, Invalid=1021, Unknown=0, NotChecked=0, Total=1332 [2020-09-04 16:00:04,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:00:04,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:00:04,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:00:04,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:00:04,785 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 641 [2020-09-04 16:00:04,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:04,785 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:00:04,785 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 16:00:04,785 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:00:04,786 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:00:04,786 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 16:00:04,789 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:00:05,341 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:00:06,388 WARN L193 SmtUtils]: Spent 984.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:00:06,768 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:00:07,645 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:00:08,000 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:00:08,744 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:00:09,938 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 217 DAG size of output: 207 [2020-09-04 16:00:10,534 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:00:11,140 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:00:12,120 WARN L193 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 208 [2020-09-04 16:00:12,927 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:00:13,358 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:00:13,706 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:00:14,082 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:00:14,464 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:00:15,080 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:00:15,817 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 241 [2020-09-04 16:00:16,532 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 241 [2020-09-04 16:00:17,568 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 249 DAG size of output: 230 [2020-09-04 16:00:18,042 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:00:18,744 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 243 [2020-09-04 16:00:19,805 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 251 DAG size of output: 231 [2020-09-04 16:00:20,511 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 243 [2020-09-04 16:00:21,026 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:00:21,429 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:00:21,813 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:00:22,191 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:00:22,570 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:00:22,796 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:00:22,968 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:00:23,328 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 16:00:23,695 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:00:24,062 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:00:24,427 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2020-09-04 16:00:24,770 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 16:00:25,113 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 16:00:25,437 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-09-04 16:00:25,759 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-09-04 16:00:25,948 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:00:26,300 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:00:26,657 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 16:00:27,015 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 16:00:27,915 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 200 [2020-09-04 16:00:28,091 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:00:28,266 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:00:28,447 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:00:29,352 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 200 [2020-09-04 16:00:29,727 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:00:30,062 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 200 [2020-09-04 16:00:30,412 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 16:00:30,766 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 16:00:31,138 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 16:00:31,501 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:00:31,861 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:00:32,228 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2020-09-04 16:00:32,579 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 16:00:32,936 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:00:33,111 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:00:34,039 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 202 [2020-09-04 16:00:34,217 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:00:34,395 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:00:34,753 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 16:00:34,924 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:00:35,091 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:00:35,268 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:00:35,657 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:00:42,510 WARN L193 SmtUtils]: Spent 4.56 s on a formula simplification. DAG size of input: 643 DAG size of output: 450 [2020-09-04 16:00:46,955 WARN L193 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 643 DAG size of output: 450 [2020-09-04 16:00:47,391 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 16:00:47,850 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 16:00:48,766 WARN L193 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:00:49,198 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 16:00:50,181 WARN L193 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:00:50,612 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 16:00:51,010 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:00:51,192 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:00:51,987 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 235 [2020-09-04 16:00:52,780 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 235 [2020-09-04 16:00:52,954 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:00:53,118 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:00:53,281 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:00:53,460 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:00:53,822 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:00:54,171 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:00:55,572 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 223 DAG size of output: 210 [2020-09-04 16:00:55,924 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:00:56,588 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 16:00:56,960 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:00:57,327 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:00:57,876 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:00:58,416 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:00:59,162 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 197 [2020-09-04 16:00:59,534 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:01:00,278 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 197 [2020-09-04 16:01:00,630 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:01:00,878 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:01:01,242 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:01:01,580 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 16:01:01,753 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:01:03,159 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 223 DAG size of output: 210 [2020-09-04 16:01:03,942 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:01:04,602 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 16:01:04,953 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:01:05,296 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:01:05,462 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:01:05,633 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:01:05,997 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:01:07,406 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 223 DAG size of output: 210 [2020-09-04 16:01:07,783 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:01:08,128 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:01:08,476 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:01:08,807 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 16:01:09,157 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:01:09,908 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 197 [2020-09-04 16:01:11,337 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 223 DAG size of output: 210 [2020-09-04 16:01:12,729 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 223 DAG size of output: 210 [2020-09-04 16:01:13,097 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:01:13,278 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:01:13,645 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:14,010 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:14,800 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:01:15,162 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:01:15,913 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 197 [2020-09-04 16:01:16,267 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:01:17,128 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:01:17,480 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:01:18,206 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:01:19,347 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 217 DAG size of output: 207 [2020-09-04 16:01:19,930 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:01:20,534 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:01:21,512 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 208 [2020-09-04 16:01:22,314 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:01:22,681 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:23,029 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:01:23,404 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:23,771 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:01:24,386 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:01:24,584 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:01:24,917 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 16:01:25,288 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:25,659 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:01:26,039 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:01:26,379 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:01:26,753 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:27,406 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:01:27,785 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:01:28,435 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 205 [2020-09-04 16:01:28,598 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:01:28,773 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:01:29,146 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:29,856 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:01:30,577 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:01:30,749 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:01:30,926 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:01:31,287 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:01:31,464 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:01:32,342 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:01:33,091 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 197 [2020-09-04 16:01:33,453 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:01:34,249 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:01:35,016 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-04 16:01:35,203 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:01:35,404 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:01:35,759 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 16:01:35,931 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:01:36,322 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:01:36,702 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:36,868 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:01:37,210 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:01:37,586 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:37,970 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:01:38,334 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:01:38,669 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-09-04 16:01:39,062 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:01:39,232 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:01:39,416 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:01:39,786 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:01:39,958 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:01:40,297 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:01:40,646 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:01:41,019 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:41,362 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:01:41,538 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:01:41,918 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:01:42,293 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:42,486 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:01:42,664 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:01:42,831 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:43,180 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:01:43,353 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:01:44,234 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:01:44,412 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:01:44,588 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:01:45,258 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 201 [2020-09-04 16:01:45,426 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:01:45,597 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:01:45,958 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 16:01:46,738 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:01:47,109 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:01:47,776 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 203 [2020-09-04 16:01:47,953 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:01:48,688 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:01:49,030 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:01:49,416 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:01:49,581 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:01:49,937 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:01:50,126 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:01:50,297 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:01:50,627 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 16:01:50,794 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:01:51,186 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:51,355 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:52,257 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 16:01:52,428 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:01:52,604 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:01:52,960 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:01:54,323 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 247 DAG size of output: 244 [2020-09-04 16:01:54,510 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:01:54,872 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:01:55,492 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:01:56,289 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 16:01:57,095 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 228 [2020-09-04 16:01:57,462 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:57,635 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:01:58,009 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:58,174 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:01:58,933 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 16:01:59,304 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:59,672 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 16:02:00,032 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:02:00,375 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:02:01,010 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:02:01,382 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:02:01,554 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:02:01,904 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:02:02,067 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:02,231 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:02:02,402 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:02:02,767 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:02:02,940 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:02:03,274 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 16:02:03,632 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:02:03,991 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:02:05,393 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 223 DAG size of output: 210 [2020-09-04 16:02:05,761 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:02:06,101 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:02:06,468 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:02:07,967 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 16:02:09,347 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 225 DAG size of output: 215 [2020-09-04 16:02:10,225 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:02:10,576 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:02:10,745 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:02:11,554 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:02:11,955 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:02:12,138 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:02:12,517 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:02:13,171 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:02:13,905 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:02:14,296 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:02:14,444 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 31 [2020-09-04 16:02:14,599 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 33 [2020-09-04 16:02:15,062 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:02:15,604 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 216 [2020-09-04 16:02:16,057 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 16:02:16,270 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 16:02:16,502 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 16:02:16,934 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 16:02:17,148 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 16:02:17,674 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 214 [2020-09-04 16:02:18,082 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:02:18,515 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2020-09-04 16:02:18,916 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:02:19,137 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 16:02:19,577 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 245 [2020-09-04 16:02:19,983 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:02:20,219 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 16:02:20,444 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:02:20,653 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 16:02:21,058 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:02:21,274 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 16:02:22,417 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 252 DAG size of output: 247 [2020-09-04 16:02:22,639 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 16:02:22,855 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:02:23,893 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:02:24,104 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:02:24,326 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:02:24,866 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 16:02:25,977 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 250 DAG size of output: 245 [2020-09-04 16:02:26,408 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 16:02:27,448 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:02:27,666 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 16:02:28,466 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 16:02:28,867 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:02:29,312 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 245 [2020-09-04 16:02:29,518 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 16:02:29,932 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:02:30,163 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 16:02:30,375 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:02:30,887 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 16:02:31,095 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:02:31,545 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 16:02:31,754 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:02:32,896 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 250 DAG size of output: 249 [2020-09-04 16:02:33,107 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:02:33,327 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 16:02:33,742 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:02:34,999 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 253 DAG size of output: 242 [2020-09-04 16:02:35,218 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:02:35,639 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:02:36,459 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 248 [2020-09-04 16:02:37,662 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 232 DAG size of output: 219 [2020-09-04 16:02:38,912 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 248 DAG size of output: 248 [2020-09-04 16:02:39,340 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:02:39,556 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:02:39,991 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 16:02:40,197 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:02:41,412 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 16:02:41,843 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:02:42,378 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 16:02:42,795 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:02:43,195 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:02:44,030 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 250 [2020-09-04 16:02:44,431 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:02:44,723 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 16:02:45,133 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:02:45,336 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 16:02:45,540 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 16:02:45,751 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:02:46,168 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:02:46,381 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:02:46,892 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 16:02:47,307 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:02:47,728 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:02:49,263 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:02:49,691 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:02:50,090 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:02:50,517 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:02:52,302 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 253 DAG size of output: 250 [2020-09-04 16:02:53,813 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:02:54,952 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 252 DAG size of output: 247 [2020-09-04 16:02:55,363 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:02:55,573 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:02:56,698 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 250 DAG size of output: 245 [2020-09-04 16:02:57,154 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 245 [2020-09-04 16:02:57,381 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 16:02:57,819 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 16:02:58,480 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:03:00,051 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 237 DAG size of output: 223 [2020-09-04 16:03:00,724 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:03:01,382 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:03:02,051 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:03:03,582 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 239 DAG size of output: 223 [2020-09-04 16:03:11,822 WARN L193 SmtUtils]: Spent 8.19 s on a formula simplification. DAG size of input: 732 DAG size of output: 545 [2020-09-04 16:03:12,609 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 16:03:13,844 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 254 DAG size of output: 246 [2020-09-04 16:03:14,247 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:03:14,640 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:03:15,633 WARN L193 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 16:03:16,843 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 16:03:17,856 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 254 DAG size of output: 246 [2020-09-04 16:03:18,971 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 236 DAG size of output: 222 [2020-09-04 16:03:20,216 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 256 DAG size of output: 248 [2020-09-04 16:03:20,613 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:03:21,388 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 16:03:21,801 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:03:31,911 WARN L193 SmtUtils]: Spent 10.10 s on a formula simplification. DAG size of input: 879 DAG size of output: 631 [2020-09-04 16:03:32,661 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:03:32,992 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 16:03:33,362 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:03:33,733 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:03:34,113 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:03:34,454 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:03:34,826 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:03:35,477 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:03:35,856 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:03:36,505 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 205 [2020-09-04 16:03:36,666 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:03:36,842 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:03:37,217 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:03:37,928 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:03:38,651 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:03:38,823 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:03:38,992 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:03:39,353 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:03:39,530 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:03:40,408 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:03:41,156 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 197 [2020-09-04 16:03:41,518 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:03:42,310 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:03:43,080 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-04 16:03:43,265 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:03:43,462 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:03:43,818 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 16:03:43,989 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:03:44,379 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:03:44,758 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:03:44,924 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:03:45,267 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:03:45,478 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:03:45,881 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 201 [2020-09-04 16:03:46,296 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:03:46,712 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:03:47,136 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:03:47,522 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:03:47,940 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:03:48,708 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 212 [2020-09-04 16:03:49,132 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:03:49,921 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 213 [2020-09-04 16:03:50,113 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 16:03:50,320 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:03:50,738 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:03:51,536 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 214 [2020-09-04 16:03:52,307 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 16:03:52,510 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 201 [2020-09-04 16:03:52,711 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 16:03:53,117 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:03:53,326 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:03:54,209 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 236 [2020-09-04 16:03:55,208 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 207 [2020-09-04 16:03:55,614 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:03:56,572 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 234 [2020-09-04 16:03:57,434 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 208 [2020-09-04 16:03:57,649 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 202 [2020-09-04 16:03:57,877 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 16:03:58,254 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 204 [2020-09-04 16:03:58,456 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:03:58,893 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:03:59,316 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:03:59,513 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 16:03:59,899 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:06,683 WARN L193 SmtUtils]: Spent 6.78 s on a formula simplification. DAG size of input: 701 DAG size of output: 520 [2020-09-04 16:04:07,075 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:04:07,562 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 210 [2020-09-04 16:04:07,982 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:04:08,173 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:04:08,377 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:04:08,776 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:04:08,968 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 16:04:09,459 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 208 [2020-09-04 16:04:09,835 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:10,237 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:04:10,606 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:04:10,803 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:04:11,211 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:04:11,605 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:04:11,815 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 16:04:12,012 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:04:12,198 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:04:12,574 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:12,767 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 16:04:13,910 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 246 DAG size of output: 241 [2020-09-04 16:04:14,108 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:04:14,303 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 16:04:15,223 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:04:15,412 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:04:15,603 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 16:04:16,090 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:04:17,181 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 244 DAG size of output: 239 [2020-09-04 16:04:17,582 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:04:18,495 WARN L193 SmtUtils]: Spent 910.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:04:18,690 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:04:19,462 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 235 [2020-09-04 16:04:19,832 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:04:20,245 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:04:20,429 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 16:04:20,813 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:04:21,021 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 16:04:21,211 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 16:04:21,684 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:04:21,873 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 16:04:22,290 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:04:22,478 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 16:04:23,660 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 244 DAG size of output: 244 [2020-09-04 16:04:23,851 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 16:04:24,047 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:04:24,431 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:25,493 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2020-09-04 16:04:25,691 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:04:26,081 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:04:26,862 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:04:27,919 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:04:29,082 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 242 DAG size of output: 242 [2020-09-04 16:04:29,477 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:04:29,669 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 16:04:30,072 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:04:30,256 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:04:31,440 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 16:04:31,840 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:04:32,334 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:04:32,720 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:04:33,089 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:04:33,882 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 16:04:34,269 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:04:34,461 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 16:04:34,839 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:04:35,021 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:04:35,205 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 16:04:35,395 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 16:04:35,780 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:04:35,972 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 16:04:36,444 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:04:36,829 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:37,217 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:04:38,591 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 232 DAG size of output: 223 [2020-09-04 16:04:38,986 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:04:39,354 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:04:39,750 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:04:41,547 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 250 DAG size of output: 247 [2020-09-04 16:04:42,980 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-09-04 16:04:44,122 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 246 DAG size of output: 241 [2020-09-04 16:04:44,501 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:04:44,689 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 16:04:45,796 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 244 DAG size of output: 239 [2020-09-04 16:04:46,220 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:04:46,424 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 16:04:46,831 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:04:47,192 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:47,564 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:04:55,600 WARN L193 SmtUtils]: Spent 8.03 s on a formula simplification. DAG size of input: 732 DAG size of output: 545 [2020-09-04 16:04:55,959 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:56,427 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 16:04:56,908 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 16:04:57,369 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:04:57,802 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:04:58,205 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:04:59,843 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:05:00,550 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:05:01,694 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 217 DAG size of output: 207 [2020-09-04 16:05:02,625 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:05:03,418 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:05:03,998 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:05:04,346 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:05:05,323 WARN L193 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 208 [2020-09-04 16:05:05,673 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:05:06,283 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:05:06,635 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:05:06,996 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:05:07,388 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:05:07,776 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:05:11,485 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:05:11,871 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 16:05:12,212 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:12,598 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:05:12,985 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:05:13,381 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:05:13,771 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:05:14,594 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2020-09-04 16:05:14,981 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:05:15,580 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 231 [2020-09-04 16:05:16,265 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 241 [2020-09-04 16:05:16,661 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:05:17,503 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:05:18,328 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2020-09-04 16:05:18,714 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:05:19,627 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2020-09-04 16:05:20,013 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:05:20,184 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:05:21,090 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 16:05:21,970 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 240 [2020-09-04 16:05:22,828 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 211 [2020-09-04 16:05:23,003 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:05:23,384 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:05:24,036 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:05:24,257 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:05:24,870 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 16:05:25,265 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:05:25,440 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:05:26,085 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:05:26,429 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:26,823 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 16:05:26,995 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:05:27,195 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:05:27,580 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 16:05:27,920 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:28,307 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:05:28,696 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:05:29,092 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:05:29,481 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:05:30,303 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2020-09-04 16:05:30,691 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:05:31,290 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 231 [2020-09-04 16:05:31,976 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 241 [2020-09-04 16:05:32,371 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:05:33,217 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:05:34,043 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2020-09-04 16:05:34,426 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:05:35,339 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2020-09-04 16:05:35,724 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:05:35,895 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:05:36,804 WARN L193 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 16:05:37,681 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 240 [2020-09-04 16:05:38,540 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 211 [2020-09-04 16:05:38,718 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:05:39,099 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:05:39,751 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:05:39,972 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:05:40,586 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 16:05:40,981 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:05:41,157 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:05:41,800 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:05:42,143 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:42,535 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 16:05:42,706 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:05:42,935 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:05:43,341 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:05:43,683 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:44,091 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:05:44,502 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:05:44,918 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:05:45,328 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:05:46,141 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 245 [2020-09-04 16:05:46,548 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:05:47,216 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 235 [2020-09-04 16:05:48,110 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 245 [2020-09-04 16:05:48,527 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:05:49,265 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 246 [2020-09-04 16:05:50,174 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 246 [2020-09-04 16:05:50,577 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:05:51,485 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 249 [2020-09-04 16:05:51,890 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:05:52,061 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:05:52,974 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 215 [2020-09-04 16:05:53,903 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 247 [2020-09-04 16:05:54,928 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2020-09-04 16:05:55,104 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:05:55,507 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:05:56,171 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 237 [2020-09-04 16:05:56,418 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 16:05:57,043 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 237 [2020-09-04 16:05:57,457 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:05:57,633 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:05:58,299 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:05:58,643 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:59,055 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:05:59,228 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:05:59,609 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:05:59,983 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:06:00,395 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:06:00,781 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:06:01,165 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:06:01,550 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:06:02,288 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:06:02,638 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:03,775 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 217 DAG size of output: 207 [2020-09-04 16:06:04,380 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:06:04,962 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:06:05,821 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:06:06,611 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:06:06,962 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:06:07,933 WARN L193 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 208 [2020-09-04 16:06:08,281 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:06:08,641 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:09,264 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:06:10,257 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 236 [2020-09-04 16:06:10,643 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:11,684 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 246 DAG size of output: 229 [2020-09-04 16:06:12,307 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:06:12,671 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:06:13,014 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 16:06:13,510 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 16:06:14,548 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 244 DAG size of output: 231 [2020-09-04 16:06:14,916 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:06:15,836 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 16:06:16,170 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 194 [2020-09-04 16:06:16,510 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 16:06:16,859 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:06:17,494 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 16:06:17,935 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 194 [2020-09-04 16:06:18,829 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 207 [2020-09-04 16:06:19,171 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:06:19,802 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:06:20,413 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:06:20,761 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 195 [2020-09-04 16:06:21,091 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 16:06:21,594 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 16:06:21,926 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:06:22,303 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:06:22,897 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:06:23,239 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 16:06:23,572 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 16:06:23,916 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:06:24,248 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 194 [2020-09-04 16:06:24,857 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:06:25,446 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:06:26,484 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 246 DAG size of output: 229 [2020-09-04 16:06:26,822 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:06:27,418 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:06:27,753 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:06:28,367 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:06:29,193 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:06:29,616 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 197 [2020-09-04 16:06:30,239 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 230 [2020-09-04 16:06:30,582 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:06:31,855 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 227 DAG size of output: 212 [2020-09-04 16:06:33,690 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 253 DAG size of output: 248 [2020-09-04 16:06:34,729 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 244 DAG size of output: 231 [2020-09-04 16:06:35,966 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 229 DAG size of output: 212 [2020-09-04 16:06:37,181 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 16:06:37,805 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 16:06:38,640 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:06:39,239 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:06:39,913 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:06:40,561 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 16:06:40,909 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:06:41,263 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:06:41,600 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 16:06:41,954 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:06:42,297 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:06:42,737 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 194 [2020-09-04 16:06:43,080 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:06:43,421 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 195 [2020-09-04 16:06:44,066 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 16:06:44,486 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 197 [2020-09-04 16:06:46,102 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 16:06:47,098 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2020-09-04 16:06:47,485 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:48,415 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:06:48,782 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:49,122 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:06:49,491 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:06:49,670 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:06:50,047 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:06:50,421 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:51,070 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:06:51,440 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:06:51,605 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:06:52,254 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 205 [2020-09-04 16:06:52,632 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:53,344 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:06:54,061 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 16:06:54,427 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:06:55,306 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:06:55,675 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:06:55,845 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:06:56,585 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 197 [2020-09-04 16:06:57,372 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:06:58,144 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-04 16:06:58,320 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:06:58,494 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:06:58,868 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 16:06:59,066 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:06:59,239 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:06:59,615 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:06:59,790 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:07:00,119 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 16:07:00,462 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:00,838 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:01,009 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:07:02,046 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 246 DAG size of output: 229 [2020-09-04 16:07:02,669 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:07:03,031 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:07:03,375 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 16:07:03,871 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 16:07:04,906 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 244 DAG size of output: 231 [2020-09-04 16:07:05,274 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:07:06,197 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 16:07:06,530 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 194 [2020-09-04 16:07:06,868 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 16:07:07,217 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:07:07,853 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 16:07:08,294 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 194 [2020-09-04 16:07:09,187 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 207 [2020-09-04 16:07:09,529 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:07:10,160 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:07:10,771 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:11,120 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 195 [2020-09-04 16:07:11,449 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 16:07:11,952 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 16:07:12,284 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:07:12,662 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:07:13,257 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:07:13,599 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 16:07:13,932 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 16:07:14,276 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:07:14,608 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 194 [2020-09-04 16:07:15,216 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:15,806 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:07:16,845 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 246 DAG size of output: 229 [2020-09-04 16:07:17,184 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:07:17,781 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:07:18,116 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:07:18,730 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:07:19,555 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:07:19,978 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 197 [2020-09-04 16:07:20,599 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 230 [2020-09-04 16:07:20,942 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:07:22,216 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 227 DAG size of output: 212 [2020-09-04 16:07:24,051 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 253 DAG size of output: 248 [2020-09-04 16:07:25,087 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 244 DAG size of output: 231 [2020-09-04 16:07:26,325 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 229 DAG size of output: 212 [2020-09-04 16:07:27,619 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 16:07:28,240 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 16:07:29,077 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:07:29,675 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:07:30,272 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:07:30,916 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 16:07:31,263 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:07:31,617 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:07:31,955 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 16:07:32,309 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:07:32,652 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:07:33,093 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 194 [2020-09-04 16:07:33,436 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:07:33,777 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 195 [2020-09-04 16:07:34,422 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 16:07:34,843 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 197 [2020-09-04 16:07:36,460 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 16:07:36,876 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:37,277 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:37,651 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:38,056 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:07:38,460 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:07:38,853 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:39,026 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:07:39,398 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:39,756 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:40,121 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:40,288 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:07:40,652 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:40,828 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:07:41,152 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-09-04 16:07:41,514 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2020-09-04 16:07:41,688 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:07:41,869 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:07:42,211 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 16:07:42,568 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 16:07:42,746 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:07:42,918 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:07:43,302 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:44,195 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 200 [2020-09-04 16:07:44,550 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 16:07:44,882 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 200 [2020-09-04 16:07:45,246 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 16:07:45,613 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2020-09-04 16:07:45,964 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:46,325 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:46,678 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 16:07:47,054 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:47,980 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 202 [2020-09-04 16:07:48,334 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 16:07:48,510 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:07:48,893 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:49,244 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:07:50,099 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:07:50,720 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:07:51,085 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:07:51,434 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:52,133 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:07:53,270 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 217 DAG size of output: 207 [2020-09-04 16:07:53,849 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:07:54,823 WARN L193 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 208 [2020-09-04 16:07:55,611 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:07:55,960 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:56,588 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:07:57,052 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 236 [2020-09-04 16:07:57,487 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:07:57,867 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:07:58,549 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:07:59,270 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:08:00,393 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:08:00,780 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:08:01,199 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:01,856 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:08:02,241 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:02,632 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:08:03,022 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:08:03,734 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:08:04,142 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:08:04,514 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:08:04,896 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:08:05,262 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:08:05,652 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:08:06,040 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:08:07,057 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2020-09-04 16:08:07,443 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:07,828 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:08:08,476 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:08:09,195 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:08:09,571 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:09,946 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:10,359 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:08:10,743 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:11,108 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 195 [2020-09-04 16:08:11,422 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 43 [2020-09-04 16:08:11,765 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 203 [2020-09-04 16:08:11,926 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 31 [2020-09-04 16:08:12,063 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 16:08:12,555 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 201 [2020-09-04 16:08:12,881 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 200 [2020-09-04 16:08:13,234 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 198 [2020-09-04 16:08:13,549 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 41 [2020-09-04 16:08:13,858 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 41 [2020-09-04 16:08:13,996 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 16:08:14,484 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 201 [2020-09-04 16:08:15,051 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 201 [2020-09-04 16:08:15,360 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 41 [2020-09-04 16:08:15,714 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 16:08:16,069 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 16:08:16,424 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 16:08:16,922 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 16:08:17,074 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 30 [2020-09-04 16:08:17,562 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 201 [2020-09-04 16:08:17,714 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 29 [2020-09-04 16:08:18,038 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 200 [2020-09-04 16:08:18,400 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 16:08:18,553 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 29 [2020-09-04 16:08:19,053 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 16:08:19,368 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 41 [2020-09-04 16:08:19,485 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 16:08:19,817 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 202 [2020-09-04 16:08:20,127 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 41 [2020-09-04 16:08:20,485 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 16:08:20,798 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 43 [2020-09-04 16:08:21,160 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 198 [2020-09-04 16:08:21,276 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 16:08:21,632 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 195 [2020-09-04 16:08:21,770 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 16:08:21,915 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 16:08:22,269 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 205 [2020-09-04 16:08:22,627 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 16:08:22,969 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 203 [2020-09-04 16:08:23,098 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 16:08:23,448 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 16:08:23,577 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 16:08:23,939 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 16:08:24,346 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:08:24,749 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:08:25,150 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:08:25,801 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:08:26,521 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:08:26,893 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:27,268 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:27,682 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:08:28,066 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:29,155 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:08:29,325 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 31 [2020-09-04 16:08:29,478 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 33 [2020-09-04 16:08:29,870 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:08:30,431 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:08:30,834 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:08:31,225 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:08:31,869 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:08:32,225 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:08:32,847 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:08:33,017 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:08:33,186 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:08:33,992 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 228 [2020-09-04 16:08:34,791 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 16:08:35,155 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:35,952 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 16:08:36,120 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:08:36,293 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:08:36,468 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:08:36,805 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:08:36,965 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:08:37,726 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 16:08:38,101 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:08:38,915 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 228 [2020-09-04 16:08:39,087 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:08:39,453 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:08:39,615 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:08:39,787 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:08:40,134 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:08:40,887 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 16:08:41,523 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:08:41,696 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:08:42,061 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:08:42,427 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:08:42,606 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:08:42,972 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:08:43,139 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:08:43,305 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:08:43,651 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:43,817 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:08:44,619 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 16:08:44,969 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:08:45,143 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:08:45,309 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:08:45,670 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:46,022 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:08:46,193 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:08:47,066 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:08:47,394 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 16:08:47,564 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:08:47,740 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:08:47,905 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:08:48,258 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:08:49,654 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 223 DAG size of output: 210 [2020-09-04 16:08:50,015 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:08:50,672 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 201 [2020-09-04 16:08:51,026 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 16:08:51,198 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:08:52,695 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 16:08:53,037 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:08:53,835 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 16:08:55,224 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 223 DAG size of output: 210 [2020-09-04 16:08:55,592 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:08:56,324 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:08:57,054 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:08:57,832 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:08:59,735 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 225 DAG size of output: 215 [2020-09-04 16:09:01,111 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 225 DAG size of output: 215 [2020-09-04 16:09:01,481 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:09:02,145 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 203 [2020-09-04 16:09:02,498 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:09:02,675 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:09:03,022 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:09:03,189 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:09:03,544 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:09:03,906 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:09:04,261 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:09:04,601 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:09:04,763 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:09:06,151 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 223 DAG size of output: 210 [2020-09-04 16:09:07,540 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 223 DAG size of output: 210 [2020-09-04 16:09:07,917 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:09:08,673 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 16:09:10,060 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 223 DAG size of output: 210 [2020-09-04 16:09:10,237 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:09:10,893 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 201 [2020-09-04 16:09:11,248 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:09:12,623 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 225 DAG size of output: 215 [2020-09-04 16:09:13,422 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 16:09:13,795 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:09:13,965 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:09:14,132 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:09:14,460 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 16:09:14,638 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:09:14,815 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:09:16,184 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 247 DAG size of output: 244 [2020-09-04 16:09:16,962 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:09:17,295 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-09-04 16:09:17,476 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:09:17,846 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:09:18,670 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 16:09:19,034 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:09:23,444 WARN L193 SmtUtils]: Spent 4.41 s on a formula simplification. DAG size of input: 643 DAG size of output: 450 [2020-09-04 16:09:23,837 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:09:30,484 WARN L193 SmtUtils]: Spent 6.62 s on a formula simplification. DAG size of input: 701 DAG size of output: 520 [2020-09-04 16:09:31,185 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:09:31,535 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:09:32,676 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 217 DAG size of output: 207 [2020-09-04 16:09:33,279 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:09:33,862 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:09:34,721 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:09:35,511 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:09:35,860 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:09:36,832 WARN L193 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 208 [2020-09-04 16:09:37,180 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:09:37,539 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:09:38,159 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:09:38,558 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:09:39,213 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 205 [2020-09-04 16:09:39,603 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:09:39,981 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:09:40,366 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:09:41,078 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2020-09-04 16:09:41,498 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232