/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_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 15:56:09,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 15:56:09,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 15:56:09,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 15:56:09,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 15:56:10,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 15:56:10,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 15:56:10,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 15:56:10,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 15:56:10,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 15:56:10,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 15:56:10,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 15:56:10,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 15:56:10,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 15:56:10,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 15:56:10,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 15:56:10,030 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 15:56:10,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 15:56:10,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 15:56:10,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 15:56:10,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 15:56:10,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 15:56:10,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 15:56:10,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 15:56:10,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 15:56:10,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 15:56:10,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 15:56:10,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 15:56:10,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 15:56:10,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 15:56:10,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 15:56:10,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 15:56:10,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 15:56:10,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 15:56:10,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 15:56:10,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 15:56:10,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 15:56:10,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 15:56:10,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 15:56:10,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 15:56:10,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 15:56:10,079 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 15:56:10,097 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 15:56:10,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 15:56:10,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 15:56:10,099 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 15:56:10,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 15:56:10,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 15:56:10,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 15:56:10,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 15:56:10,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 15:56:10,100 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 15:56:10,101 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 15:56:10,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 15:56:10,102 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 15:56:10,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 15:56:10,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 15:56:10,102 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 15:56:10,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 15:56:10,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 15:56:10,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 15:56:10,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 15:56:10,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 15:56:10,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 15:56:10,104 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 15:56:10,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 15:56:10,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 15:56:10,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 15:56:10,578 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 15:56:10,578 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 15:56:10,579 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c [2020-09-04 15:56:10,677 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/469a2ef62/ad3072c4a5a44c3f94d6f9dfd530b64c/FLAG51a09bb17 [2020-09-04 15:56:11,295 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 15:56:11,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c [2020-09-04 15:56:11,309 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/469a2ef62/ad3072c4a5a44c3f94d6f9dfd530b64c/FLAG51a09bb17 [2020-09-04 15:56:11,529 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/469a2ef62/ad3072c4a5a44c3f94d6f9dfd530b64c [2020-09-04 15:56:11,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 15:56:11,547 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 15:56:11,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 15:56:11,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 15:56:11,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 15:56:11,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:56:11" (1/1) ... [2020-09-04 15:56:11,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22589b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:11, skipping insertion in model container [2020-09-04 15:56:11,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:56:11" (1/1) ... [2020-09-04 15:56:11,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 15:56:11,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 15:56:12,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:56:12,149 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 15:56:12,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:56:12,296 INFO L208 MainTranslator]: Completed translation [2020-09-04 15:56:12,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:12 WrapperNode [2020-09-04 15:56:12,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 15:56:12,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 15:56:12,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 15:56:12,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 15:56:12,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:12" (1/1) ... [2020-09-04 15:56:12,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:12" (1/1) ... [2020-09-04 15:56:12,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:12" (1/1) ... [2020-09-04 15:56:12,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:12" (1/1) ... [2020-09-04 15:56:12,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:12" (1/1) ... [2020-09-04 15:56:12,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:12" (1/1) ... [2020-09-04 15:56:12,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:12" (1/1) ... [2020-09-04 15:56:12,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 15:56:12,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 15:56:12,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 15:56:12,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 15:56:12,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:12" (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 15:56:12,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 15:56:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 15:56:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 15:56:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 15:56:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 15:56:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 15:56:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 15:56:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 15:56:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 15:56:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 15:56:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 15:56:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 15:56:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 15:56:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:56:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-04 15:56:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 15:56:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 15:56:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 15:56:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 15:56:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 15:56:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 15:56:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 15:56:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 15:56:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 15:56:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-04 15:56:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 15:56:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 15:56:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 15:56:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 15:56:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 15:56:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 15:56:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:56:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:56:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:56:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 15:56:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 15:56:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 15:56:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 15:56:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 15:56:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 15:56:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 15:56:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 15:56:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 15:56:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 15:56:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 15:56:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 15:56:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 15:56:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 15:56:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 15:56:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 15:56:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 15:56:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 15:56:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 15:56:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 15:56:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 15:56:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 15:56:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 15:56:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 15:56:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 15:56:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 15:56:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 15:56:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 15:56:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 15:56:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-04 15:56:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:56:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:56:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 15:56:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 15:56:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 15:56:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:56:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 15:56:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-04 15:56:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 15:56:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 15:56:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 15:56:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 15:56:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 15:56:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 15:56:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 15:56:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 15:56:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:56:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 15:56:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 15:56:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 15:56:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 15:56:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 15:56:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 15:56:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 15:56:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 15:56:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 15:56:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 15:56:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 15:56:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 15:56:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 15:56:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 15:56:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 15:56:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 15:56:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 15:56:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 15:56:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 15:56:12,486 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 15:56:12,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 15:56:12,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 15:56:12,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 15:56:13,639 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 15:56:13,639 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 15:56:13,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 03:56:13 BoogieIcfgContainer [2020-09-04 15:56:13,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 15:56:13,648 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 15:56:13,648 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 15:56:13,652 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 15:56:13,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 03:56:11" (1/3) ... [2020-09-04 15:56:13,653 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f17c2e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 03:56:13, skipping insertion in model container [2020-09-04 15:56:13,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:56:12" (2/3) ... [2020-09-04 15:56:13,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f17c2e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 03:56:13, skipping insertion in model container [2020-09-04 15:56:13,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 03:56:13" (3/3) ... [2020-09-04 15:56:13,657 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product56.cil.c [2020-09-04 15:56:13,668 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 15:56:13,680 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 15:56:13,703 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 15:56:13,733 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 15:56:13,734 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 15:56:13,734 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 15:56:13,734 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 15:56:13,734 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 15:56:13,734 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 15:56:13,735 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 15:56:13,735 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 15:56:13,762 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states. [2020-09-04 15:56:13,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 15:56:13,789 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:13,790 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:13,791 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:13,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:13,801 INFO L82 PathProgramCache]: Analyzing trace with hash -36898584, now seen corresponding path program 1 times [2020-09-04 15:56:13,813 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:13,814 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1680312925] [2020-09-04 15:56:13,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:13,907 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:14,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:14,669 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:14,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:14,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:14,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:14,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:14,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:14,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:14,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:14,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:14,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 15:56:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:14,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:14,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:14,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 15:56:14,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:14,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 15:56:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:14,837 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 15:56:14,842 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1680312925] [2020-09-04 15:56:14,844 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:14,845 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 15:56:14,845 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790670576] [2020-09-04 15:56:14,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 15:56:14,853 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:14,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 15:56:14,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 15:56:14,873 INFO L87 Difference]: Start difference. First operand 360 states. Second operand 4 states. [2020-09-04 15:56:16,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:16,364 INFO L93 Difference]: Finished difference Result 584 states and 687 transitions. [2020-09-04 15:56:16,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 15:56:16,366 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 15:56:16,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:16,389 INFO L225 Difference]: With dead ends: 584 [2020-09-04 15:56:16,389 INFO L226 Difference]: Without dead ends: 360 [2020-09-04 15:56:16,396 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 15:56:16,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2020-09-04 15:56:16,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 309. [2020-09-04 15:56:16,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2020-09-04 15:56:16,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 339 transitions. [2020-09-04 15:56:16,577 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 339 transitions. Word has length 160 [2020-09-04 15:56:16,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:16,578 INFO L479 AbstractCegarLoop]: Abstraction has 309 states and 339 transitions. [2020-09-04 15:56:16,578 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 15:56:16,579 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 339 transitions. [2020-09-04 15:56:16,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 15:56:16,584 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:16,584 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 15:56:16,585 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 15:56:16,585 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:16,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:16,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1699569308, now seen corresponding path program 1 times [2020-09-04 15:56:16,586 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:16,586 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [6096469] [2020-09-04 15:56:16,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:16,589 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:17,002 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:17,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:17,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:17,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:17,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:17,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:17,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:17,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:56:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:17,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:17,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:56:17,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:17,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 15:56:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:17,177 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 15:56:17,178 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [6096469] [2020-09-04 15:56:17,178 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:17,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 15:56:17,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000049438] [2020-09-04 15:56:17,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 15:56:17,182 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:17,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 15:56:17,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 15:56:17,182 INFO L87 Difference]: Start difference. First operand 309 states and 339 transitions. Second operand 5 states. [2020-09-04 15:56:17,871 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:19,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:19,277 INFO L93 Difference]: Finished difference Result 503 states and 571 transitions. [2020-09-04 15:56:19,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 15:56:19,278 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 15:56:19,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:19,283 INFO L225 Difference]: With dead ends: 503 [2020-09-04 15:56:19,283 INFO L226 Difference]: Without dead ends: 349 [2020-09-04 15:56:19,286 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 15:56:19,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2020-09-04 15:56:19,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 299. [2020-09-04 15:56:19,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2020-09-04 15:56:19,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 326 transitions. [2020-09-04 15:56:19,376 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 326 transitions. Word has length 161 [2020-09-04 15:56:19,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:19,377 INFO L479 AbstractCegarLoop]: Abstraction has 299 states and 326 transitions. [2020-09-04 15:56:19,377 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 15:56:19,377 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 326 transitions. [2020-09-04 15:56:19,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-09-04 15:56:19,380 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:19,381 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:19,381 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 15:56:19,381 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:19,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:19,382 INFO L82 PathProgramCache]: Analyzing trace with hash 1512642209, now seen corresponding path program 1 times [2020-09-04 15:56:19,382 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:19,382 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1476306447] [2020-09-04 15:56:19,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:19,385 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:19,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:19,738 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:19,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:19,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:19,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:19,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:19,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:19,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:19,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:19,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:19,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 15:56:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:19,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:56:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:19,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:19,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-09-04 15:56:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:19,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-09-04 15:56:19,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:19,896 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 15:56:19,897 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1476306447] [2020-09-04 15:56:19,897 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:19,898 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 15:56:19,898 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825894082] [2020-09-04 15:56:19,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 15:56:19,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:19,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 15:56:19,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 15:56:19,900 INFO L87 Difference]: Start difference. First operand 299 states and 326 transitions. Second operand 11 states. [2020-09-04 15:56:20,635 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:20,963 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:21,277 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:56:21,609 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:21,927 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:22,211 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:23,375 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:26,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:26,493 INFO L93 Difference]: Finished difference Result 838 states and 977 transitions. [2020-09-04 15:56:26,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 15:56:26,494 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 174 [2020-09-04 15:56:26,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:26,500 INFO L225 Difference]: With dead ends: 838 [2020-09-04 15:56:26,500 INFO L226 Difference]: Without dead ends: 654 [2020-09-04 15:56:26,502 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2020-09-04 15:56:26,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2020-09-04 15:56:26,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 551. [2020-09-04 15:56:26,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 551 states. [2020-09-04 15:56:26,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 621 transitions. [2020-09-04 15:56:26,735 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 621 transitions. Word has length 174 [2020-09-04 15:56:26,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:26,736 INFO L479 AbstractCegarLoop]: Abstraction has 551 states and 621 transitions. [2020-09-04 15:56:26,736 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 15:56:26,737 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 621 transitions. [2020-09-04 15:56:26,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 15:56:26,740 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:26,740 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 15:56:26,741 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 15:56:26,741 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:26,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:26,742 INFO L82 PathProgramCache]: Analyzing trace with hash -159814954, now seen corresponding path program 1 times [2020-09-04 15:56:26,742 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:26,742 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1638998752] [2020-09-04 15:56:26,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:26,745 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:27,143 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:27,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:27,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:27,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:27,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:27,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:27,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:27,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 15:56:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:27,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 15:56:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:27,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:27,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 15:56:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:27,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 15:56:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:27,327 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 15:56:27,327 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1638998752] [2020-09-04 15:56:27,328 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:27,328 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:56:27,328 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110640457] [2020-09-04 15:56:27,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:56:27,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:27,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:56:27,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:56:27,330 INFO L87 Difference]: Start difference. First operand 551 states and 621 transitions. Second operand 10 states. [2020-09-04 15:56:27,853 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:28,801 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:29,105 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:30,324 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:30,638 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:31,007 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:31,308 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:31,663 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:31,977 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:33,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:33,231 INFO L93 Difference]: Finished difference Result 1268 states and 1523 transitions. [2020-09-04 15:56:33,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 15:56:33,232 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 15:56:33,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:33,239 INFO L225 Difference]: With dead ends: 1268 [2020-09-04 15:56:33,239 INFO L226 Difference]: Without dead ends: 832 [2020-09-04 15:56:33,241 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 15:56:33,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2020-09-04 15:56:33,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 739. [2020-09-04 15:56:33,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 739 states. [2020-09-04 15:56:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 835 transitions. [2020-09-04 15:56:33,528 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 835 transitions. Word has length 179 [2020-09-04 15:56:33,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:33,530 INFO L479 AbstractCegarLoop]: Abstraction has 739 states and 835 transitions. [2020-09-04 15:56:33,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:56:33,530 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 835 transitions. [2020-09-04 15:56:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-09-04 15:56:33,534 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:33,535 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] [2020-09-04 15:56:33,535 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 15:56:33,535 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:33,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:33,536 INFO L82 PathProgramCache]: Analyzing trace with hash 64355154, now seen corresponding path program 1 times [2020-09-04 15:56:33,536 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:33,536 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [83743089] [2020-09-04 15:56:33,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:33,540 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,862 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:33,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:33,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 15:56:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:56:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 15:56:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:33,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:34,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 15:56:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-09-04 15:56:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:34,126 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 15:56:34,126 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [83743089] [2020-09-04 15:56:34,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:34,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 15:56:34,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108788959] [2020-09-04 15:56:34,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 15:56:34,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:34,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 15:56:34,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 15:56:34,128 INFO L87 Difference]: Start difference. First operand 739 states and 835 transitions. Second operand 11 states. [2020-09-04 15:56:35,815 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:36,123 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:56:36,468 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:56:36,780 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:37,053 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:37,284 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:38,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:38,809 INFO L93 Difference]: Finished difference Result 1571 states and 1883 transitions. [2020-09-04 15:56:38,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 15:56:38,810 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 217 [2020-09-04 15:56:38,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:38,816 INFO L225 Difference]: With dead ends: 1571 [2020-09-04 15:56:38,816 INFO L226 Difference]: Without dead ends: 947 [2020-09-04 15:56:38,818 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-04 15:56:38,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2020-09-04 15:56:39,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 758. [2020-09-04 15:56:39,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2020-09-04 15:56:39,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 855 transitions. [2020-09-04 15:56:39,054 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 855 transitions. Word has length 217 [2020-09-04 15:56:39,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:39,054 INFO L479 AbstractCegarLoop]: Abstraction has 758 states and 855 transitions. [2020-09-04 15:56:39,054 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 15:56:39,054 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 855 transitions. [2020-09-04 15:56:39,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-09-04 15:56:39,058 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:39,058 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] [2020-09-04 15:56:39,058 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 15:56:39,059 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:39,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:39,059 INFO L82 PathProgramCache]: Analyzing trace with hash 2026418, now seen corresponding path program 1 times [2020-09-04 15:56:39,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:39,059 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [222537918] [2020-09-04 15:56:39,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:39,062 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,385 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:39,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:39,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 15:56:39,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:56:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:39,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 15:56:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:39,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 15:56:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-09-04 15:56:39,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:39,629 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 15:56:39,630 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [222537918] [2020-09-04 15:56:39,630 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:39,630 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 15:56:39,631 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546670960] [2020-09-04 15:56:39,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 15:56:39,631 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:39,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 15:56:39,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-09-04 15:56:39,633 INFO L87 Difference]: Start difference. First operand 758 states and 855 transitions. Second operand 14 states. [2020-09-04 15:56:40,253 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:40,598 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:56:40,899 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:41,204 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:41,488 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:42,812 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:43,119 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:43,467 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:43,855 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:56:44,165 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:56:45,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:45,903 INFO L93 Difference]: Finished difference Result 1612 states and 1954 transitions. [2020-09-04 15:56:45,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 15:56:45,903 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 217 [2020-09-04 15:56:45,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:45,909 INFO L225 Difference]: With dead ends: 1612 [2020-09-04 15:56:45,909 INFO L226 Difference]: Without dead ends: 969 [2020-09-04 15:56:45,912 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2020-09-04 15:56:45,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 969 states. [2020-09-04 15:56:46,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 969 to 770. [2020-09-04 15:56:46,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 770 states. [2020-09-04 15:56:46,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 770 states and 867 transitions. [2020-09-04 15:56:46,154 INFO L78 Accepts]: Start accepts. Automaton has 770 states and 867 transitions. Word has length 217 [2020-09-04 15:56:46,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:46,154 INFO L479 AbstractCegarLoop]: Abstraction has 770 states and 867 transitions. [2020-09-04 15:56:46,154 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 15:56:46,155 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 867 transitions. [2020-09-04 15:56:46,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-09-04 15:56:46,158 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:46,158 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] [2020-09-04 15:56:46,158 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 15:56:46,159 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:46,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:46,159 INFO L82 PathProgramCache]: Analyzing trace with hash 2141932335, now seen corresponding path program 1 times [2020-09-04 15:56:46,159 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:46,159 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1499803522] [2020-09-04 15:56:46,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:46,162 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,551 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:46,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 15:56:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:56:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 15:56:46,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 15:56:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-09-04 15:56:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:46,858 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 15:56:46,858 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1499803522] [2020-09-04 15:56:46,859 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:46,859 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 15:56:46,859 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134460998] [2020-09-04 15:56:46,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 15:56:46,860 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:46,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 15:56:46,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 15:56:46,861 INFO L87 Difference]: Start difference. First operand 770 states and 867 transitions. Second operand 8 states. [2020-09-04 15:56:47,485 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:48,131 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:51,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:56:51,696 INFO L93 Difference]: Finished difference Result 2401 states and 2938 transitions. [2020-09-04 15:56:51,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-09-04 15:56:51,697 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 217 [2020-09-04 15:56:51,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:56:51,706 INFO L225 Difference]: With dead ends: 2401 [2020-09-04 15:56:51,707 INFO L226 Difference]: Without dead ends: 1746 [2020-09-04 15:56:51,710 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 46 SyntacticMatches, 4 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=172, Invalid=530, Unknown=0, NotChecked=0, Total=702 [2020-09-04 15:56:51,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1746 states. [2020-09-04 15:56:52,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1746 to 1478. [2020-09-04 15:56:52,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1478 states. [2020-09-04 15:56:52,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1478 states and 1690 transitions. [2020-09-04 15:56:52,145 INFO L78 Accepts]: Start accepts. Automaton has 1478 states and 1690 transitions. Word has length 217 [2020-09-04 15:56:52,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:56:52,145 INFO L479 AbstractCegarLoop]: Abstraction has 1478 states and 1690 transitions. [2020-09-04 15:56:52,146 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 15:56:52,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1690 transitions. [2020-09-04 15:56:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2020-09-04 15:56:52,148 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:56:52,149 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:56:52,149 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 15:56:52,149 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:56:52,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:56:52,150 INFO L82 PathProgramCache]: Analyzing trace with hash -388346294, now seen corresponding path program 1 times [2020-09-04 15:56:52,150 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:56:52,150 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1860816841] [2020-09-04 15:56:52,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:56:52,152 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:56:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,541 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:56:52,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:56:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:56:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:56:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:56:52,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:56:52,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:56:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:56:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 15:56:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:56:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-04 15:56:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:56:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:56:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:56:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-09-04 15:56:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-09-04 15:56:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:56:52,933 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 15:56:52,933 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1860816841] [2020-09-04 15:56:52,934 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:56:52,934 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-09-04 15:56:52,934 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874010301] [2020-09-04 15:56:52,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-04 15:56:52,935 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:56:52,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-04 15:56:52,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-09-04 15:56:52,935 INFO L87 Difference]: Start difference. First operand 1478 states and 1690 transitions. Second operand 15 states. [2020-09-04 15:56:53,783 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 15:56:54,721 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:56:56,154 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 15:56:56,819 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 15:56:57,217 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:57,537 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:58,151 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 15:56:58,466 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:56:58,857 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:56:59,182 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:02,918 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 15:57:03,601 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:03,927 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:04,500 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:05,924 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 15:57:06,504 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 15:57:07,195 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 15:57:08,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:08,282 INFO L93 Difference]: Finished difference Result 4573 states and 5620 transitions. [2020-09-04 15:57:08,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2020-09-04 15:57:08,282 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 222 [2020-09-04 15:57:08,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:08,301 INFO L225 Difference]: With dead ends: 4573 [2020-09-04 15:57:08,301 INFO L226 Difference]: Without dead ends: 3501 [2020-09-04 15:57:08,308 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1406 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=843, Invalid=3447, Unknown=0, NotChecked=0, Total=4290 [2020-09-04 15:57:08,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3501 states. [2020-09-04 15:57:09,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3501 to 2785. [2020-09-04 15:57:09,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2785 states. [2020-09-04 15:57:09,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2785 states and 3161 transitions. [2020-09-04 15:57:09,492 INFO L78 Accepts]: Start accepts. Automaton has 2785 states and 3161 transitions. Word has length 222 [2020-09-04 15:57:09,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:57:09,493 INFO L479 AbstractCegarLoop]: Abstraction has 2785 states and 3161 transitions. [2020-09-04 15:57:09,493 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-04 15:57:09,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 3161 transitions. [2020-09-04 15:57:09,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2020-09-04 15:57:09,505 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:57:09,505 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:57:09,505 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 15:57:09,506 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:57:09,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:57:09,506 INFO L82 PathProgramCache]: Analyzing trace with hash -896402758, now seen corresponding path program 1 times [2020-09-04 15:57:09,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:57:09,507 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2115680319] [2020-09-04 15:57:09,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:57:09,546 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:57:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:09,959 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:57:09,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:09,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:57:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:09,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:57:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:09,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:57:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:57:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:57:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:57:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:57:10,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:57:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:57:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:10,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:57:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 15:57:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-09-04 15:57:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:10,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 15:57:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2020-09-04 15:57:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:57:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2020-09-04 15:57:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2020-09-04 15:57:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:10,521 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 15:57:10,521 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2115680319] [2020-09-04 15:57:10,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:57:10,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-09-04 15:57:10,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933807919] [2020-09-04 15:57:10,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 15:57:10,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:57:10,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 15:57:10,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-09-04 15:57:10,524 INFO L87 Difference]: Start difference. First operand 2785 states and 3161 transitions. Second operand 19 states. [2020-09-04 15:57:11,380 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:11,668 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:57:11,978 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:12,285 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:12,655 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:13,789 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 15:57:14,276 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:57:14,670 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:57:14,974 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:57:15,305 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:15,777 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:57:16,197 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 15:57:16,587 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:57:18,675 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:20,513 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:57:21,130 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:57:21,827 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 15:57:22,322 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:23,237 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:23,920 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:57:24,320 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:57:25,485 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 15:57:26,120 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:57:26,724 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 15:57:27,392 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 15:57:28,814 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 15:57:31,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:31,111 INFO L93 Difference]: Finished difference Result 6250 states and 7372 transitions. [2020-09-04 15:57:31,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2020-09-04 15:57:31,112 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 336 [2020-09-04 15:57:31,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:31,131 INFO L225 Difference]: With dead ends: 6250 [2020-09-04 15:57:31,131 INFO L226 Difference]: Without dead ends: 3856 [2020-09-04 15:57:31,141 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2441 ImplicationChecksByTransitivity, 11.9s TimeCoverageRelationStatistics Valid=1407, Invalid=6603, Unknown=0, NotChecked=0, Total=8010 [2020-09-04 15:57:31,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3856 states. [2020-09-04 15:57:32,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3856 to 3205. [2020-09-04 15:57:32,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3205 states. [2020-09-04 15:57:32,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 3205 states and 3566 transitions. [2020-09-04 15:57:32,166 INFO L78 Accepts]: Start accepts. Automaton has 3205 states and 3566 transitions. Word has length 336 [2020-09-04 15:57:32,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:57:32,167 INFO L479 AbstractCegarLoop]: Abstraction has 3205 states and 3566 transitions. [2020-09-04 15:57:32,167 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 15:57:32,167 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 3566 transitions. [2020-09-04 15:57:32,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2020-09-04 15:57:32,177 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:57:32,178 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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 15:57:32,178 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 15:57:32,178 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:57:32,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:57:32,179 INFO L82 PathProgramCache]: Analyzing trace with hash -156911650, now seen corresponding path program 1 times [2020-09-04 15:57:32,179 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:57:32,179 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2044648152] [2020-09-04 15:57:32,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:57:32,200 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:57:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,577 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:57:32,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:57:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:57:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:57:32,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:57:32,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:57:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:57:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:57:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:57:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:57:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:57:32,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,832 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 11 [2020-09-04 15:57:32,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 15:57:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 15:57:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:32,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:32,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:32,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:32,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:57:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:57:33,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2020-09-04 15:57:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2020-09-04 15:57:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:33,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:33,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:57:33,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:57:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2020-09-04 15:57:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2020-09-04 15:57:33,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2020-09-04 15:57:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2020-09-04 15:57:33,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:33,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:33,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2020-09-04 15:57:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2020-09-04 15:57:33,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:33,390 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 15:57:33,391 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2044648152] [2020-09-04 15:57:33,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:57:33,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 15:57:33,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15368538] [2020-09-04 15:57:33,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 15:57:33,392 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:57:33,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 15:57:33,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-09-04 15:57:33,393 INFO L87 Difference]: Start difference. First operand 3205 states and 3566 transitions. Second operand 17 states. [2020-09-04 15:57:35,297 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:57:35,619 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:35,949 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:36,281 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:57:36,584 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:36,901 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:38,564 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:38,910 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:57:43,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:43,720 INFO L93 Difference]: Finished difference Result 9026 states and 10583 transitions. [2020-09-04 15:57:43,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-09-04 15:57:43,721 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 515 [2020-09-04 15:57:43,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:43,750 INFO L225 Difference]: With dead ends: 9026 [2020-09-04 15:57:43,750 INFO L226 Difference]: Without dead ends: 5409 [2020-09-04 15:57:43,762 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 126 SyntacticMatches, 6 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 658 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=540, Invalid=1910, Unknown=0, NotChecked=0, Total=2450 [2020-09-04 15:57:43,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5409 states. [2020-09-04 15:57:45,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5409 to 4272. [2020-09-04 15:57:45,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4272 states. [2020-09-04 15:57:45,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 4272 states and 4837 transitions. [2020-09-04 15:57:45,257 INFO L78 Accepts]: Start accepts. Automaton has 4272 states and 4837 transitions. Word has length 515 [2020-09-04 15:57:45,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:57:45,258 INFO L479 AbstractCegarLoop]: Abstraction has 4272 states and 4837 transitions. [2020-09-04 15:57:45,258 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 15:57:45,258 INFO L276 IsEmpty]: Start isEmpty. Operand 4272 states and 4837 transitions. [2020-09-04 15:57:45,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2020-09-04 15:57:45,270 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:57:45,271 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 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 15:57:45,271 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 15:57:45,271 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:57:45,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:57:45,272 INFO L82 PathProgramCache]: Analyzing trace with hash 1028081239, now seen corresponding path program 1 times [2020-09-04 15:57:45,272 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:57:45,272 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [903605276] [2020-09-04 15:57:45,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:57:45,294 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:57:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,697 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:57:45,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:57:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:57:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:57:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:57:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:57:45,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:57:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:57:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:57:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:57:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:45,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:57:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 15:57:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 15:57:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:45,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:45,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:57:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:57:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:46,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:57:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:57:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2020-09-04 15:57:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-09-04 15:57:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:57:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:57:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:57:46,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:57:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:57:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2020-09-04 15:57:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2020-09-04 15:57:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2020-09-04 15:57:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:57:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2020-09-04 15:57:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:46,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:57:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:57:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:57:46,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2020-09-04 15:57:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2020-09-04 15:57:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:57:46,454 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 15:57:46,455 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [903605276] [2020-09-04 15:57:46,455 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:57:46,455 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-09-04 15:57:46,455 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772791367] [2020-09-04 15:57:46,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 15:57:46,456 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:57:46,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 15:57:46,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2020-09-04 15:57:46,458 INFO L87 Difference]: Start difference. First operand 4272 states and 4837 transitions. Second operand 19 states. [2020-09-04 15:57:47,088 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:47,513 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:47,842 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:57:48,161 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:48,478 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:57:48,777 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:57:49,929 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:50,265 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:51,862 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:57:52,327 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:52,673 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:53,030 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:54,273 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:54,590 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:56,329 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:56,649 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:57:56,953 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:57:59,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:57:59,110 INFO L93 Difference]: Finished difference Result 8618 states and 10034 transitions. [2020-09-04 15:57:59,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-09-04 15:57:59,112 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 525 [2020-09-04 15:57:59,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:57:59,135 INFO L225 Difference]: With dead ends: 8618 [2020-09-04 15:57:59,135 INFO L226 Difference]: Without dead ends: 4773 [2020-09-04 15:57:59,147 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 921 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=694, Invalid=2846, Unknown=0, NotChecked=0, Total=3540 [2020-09-04 15:57:59,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4773 states. [2020-09-04 15:58:00,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4773 to 4173. [2020-09-04 15:58:00,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4173 states. [2020-09-04 15:58:00,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4173 states to 4173 states and 4696 transitions. [2020-09-04 15:58:00,677 INFO L78 Accepts]: Start accepts. Automaton has 4173 states and 4696 transitions. Word has length 525 [2020-09-04 15:58:00,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:58:00,678 INFO L479 AbstractCegarLoop]: Abstraction has 4173 states and 4696 transitions. [2020-09-04 15:58:00,678 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 15:58:00,678 INFO L276 IsEmpty]: Start isEmpty. Operand 4173 states and 4696 transitions. [2020-09-04 15:58:00,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2020-09-04 15:58:00,691 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:58:00,692 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-09-04 15:58:00,692 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 15:58:00,692 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:58:00,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:58:00,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1700958274, now seen corresponding path program 1 times [2020-09-04 15:58:00,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:58:00,693 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [91137325] [2020-09-04 15:58:00,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:58:00,719 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:58:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,127 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:58:01,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:58:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:58:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:58:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:58:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:58:01,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:58:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:58:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:58:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:58:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:01,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:58:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 15:58:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 15:58:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:01,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:58:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:58:01,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:58:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:58:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2020-09-04 15:58:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2020-09-04 15:58:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:58:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:58:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2020-09-04 15:58:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2020-09-04 15:58:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2020-09-04 15:58:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2020-09-04 15:58:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2020-09-04 15:58:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:01,723 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 15:58:01,723 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [91137325] [2020-09-04 15:58:01,723 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:58:01,723 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 15:58:01,723 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64924238] [2020-09-04 15:58:01,724 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 15:58:01,724 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:58:01,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 15:58:01,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-09-04 15:58:01,725 INFO L87 Difference]: Start difference. First operand 4173 states and 4696 transitions. Second operand 17 states. [2020-09-04 15:58:02,368 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:03,591 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:58:08,805 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:09,147 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:09,497 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:09,836 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:10,180 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:10,518 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:58:10,829 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:11,165 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:11,508 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:11,918 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:12,253 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:58:12,581 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:13,216 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:58:13,549 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:58:14,137 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:58:14,489 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:14,850 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:58:15,189 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:58:19,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:58:19,472 INFO L93 Difference]: Finished difference Result 13279 states and 15575 transitions. [2020-09-04 15:58:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-09-04 15:58:19,472 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 522 [2020-09-04 15:58:19,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:58:19,515 INFO L225 Difference]: With dead ends: 13279 [2020-09-04 15:58:19,516 INFO L226 Difference]: Without dead ends: 9234 [2020-09-04 15:58:19,532 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 129 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1214 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=840, Invalid=3582, Unknown=0, NotChecked=0, Total=4422 [2020-09-04 15:58:19,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9234 states. [2020-09-04 15:58:23,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9234 to 8107. [2020-09-04 15:58:23,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8107 states. [2020-09-04 15:58:23,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8107 states to 8107 states and 9040 transitions. [2020-09-04 15:58:23,188 INFO L78 Accepts]: Start accepts. Automaton has 8107 states and 9040 transitions. Word has length 522 [2020-09-04 15:58:23,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:58:23,189 INFO L479 AbstractCegarLoop]: Abstraction has 8107 states and 9040 transitions. [2020-09-04 15:58:23,189 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 15:58:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 8107 states and 9040 transitions. [2020-09-04 15:58:23,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2020-09-04 15:58:23,214 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:58:23,214 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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 15:58:23,215 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 15:58:23,215 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:58:23,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:58:23,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1355838473, now seen corresponding path program 1 times [2020-09-04 15:58:23,216 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:58:23,216 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [333667479] [2020-09-04 15:58:23,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:58:23,250 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:58:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,655 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:58:23,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:58:23,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:58:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:58:23,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:58:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:58:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:58:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:58:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 15:58:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-04 15:58:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:58:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:23,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:23,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:58:23,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-09-04 15:58:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2020-09-04 15:58:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:23,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:58:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:24,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:58:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:58:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:58:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-09-04 15:58:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-09-04 15:58:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:58:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:58:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2020-09-04 15:58:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2020-09-04 15:58:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2020-09-04 15:58:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2020-09-04 15:58:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:24,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2020-09-04 15:58:24,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2020-09-04 15:58:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:24,601 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 15:58:24,602 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [333667479] [2020-09-04 15:58:24,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:58:24,603 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-09-04 15:58:24,603 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359631141] [2020-09-04 15:58:24,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-04 15:58:24,604 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:58:24,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-04 15:58:24,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2020-09-04 15:58:24,606 INFO L87 Difference]: Start difference. First operand 8107 states and 9040 transitions. Second operand 23 states. [2020-09-04 15:58:25,465 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:25,913 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:26,239 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:58:26,566 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:26,906 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:58:27,212 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:28,345 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:35,437 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:35,874 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:36,335 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:36,771 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:37,195 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:37,625 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:38,024 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:38,468 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:38,889 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:39,378 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:39,714 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:40,063 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:40,699 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:58:41,468 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:58:42,073 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:58:47,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:58:47,597 INFO L93 Difference]: Finished difference Result 17551 states and 20660 transitions. [2020-09-04 15:58:47,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2020-09-04 15:58:47,602 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 531 [2020-09-04 15:58:47,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:58:47,643 INFO L225 Difference]: With dead ends: 17551 [2020-09-04 15:58:47,643 INFO L226 Difference]: Without dead ends: 10160 [2020-09-04 15:58:47,666 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 139 SyntacticMatches, 1 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2105 ImplicationChecksByTransitivity, 10.4s TimeCoverageRelationStatistics Valid=1289, Invalid=6021, Unknown=0, NotChecked=0, Total=7310 [2020-09-04 15:58:47,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10160 states. [2020-09-04 15:58:50,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10160 to 7463. [2020-09-04 15:58:50,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7463 states. [2020-09-04 15:58:50,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7463 states to 7463 states and 8316 transitions. [2020-09-04 15:58:50,065 INFO L78 Accepts]: Start accepts. Automaton has 7463 states and 8316 transitions. Word has length 531 [2020-09-04 15:58:50,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:58:50,066 INFO L479 AbstractCegarLoop]: Abstraction has 7463 states and 8316 transitions. [2020-09-04 15:58:50,066 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-04 15:58:50,066 INFO L276 IsEmpty]: Start isEmpty. Operand 7463 states and 8316 transitions. [2020-09-04 15:58:50,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2020-09-04 15:58:50,083 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:58:50,083 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1] [2020-09-04 15:58:50,084 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 15:58:50,084 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:58:50,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:58:50,084 INFO L82 PathProgramCache]: Analyzing trace with hash 1027511181, now seen corresponding path program 1 times [2020-09-04 15:58:50,085 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:58:50,085 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1720717939] [2020-09-04 15:58:50,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:58:50,102 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:58:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,536 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:58:50,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:58:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:58:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:58:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:58:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:58:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:58:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:58:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:58:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:58:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:50,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:58:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 15:58:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 15:58:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:58:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:58:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:58:50,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:58:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2020-09-04 15:58:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-09-04 15:58:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-09-04 15:58:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:58:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:58:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:58:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:58:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:58:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:50,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2020-09-04 15:58:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:50,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 15:58:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:51,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:58:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:51,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2020-09-04 15:58:51,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:51,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:51,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:51,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:58:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:51,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:58:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:51,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:58:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:51,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2020-09-04 15:58:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:51,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2020-09-04 15:58:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:58:51,271 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 15:58:51,272 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1720717939] [2020-09-04 15:58:51,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:58:51,272 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:58:51,272 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442983146] [2020-09-04 15:58:51,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:58:51,273 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:58:51,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:58:51,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:58:51,274 INFO L87 Difference]: Start difference. First operand 7463 states and 8316 transitions. Second operand 18 states. [2020-09-04 15:58:51,930 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:54,013 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:58:54,363 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:58:55,196 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 15:58:55,529 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:58:56,150 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 15:58:56,468 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:58:57,057 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 15:58:57,422 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:58:57,765 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:58:58,117 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:58:58,453 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:58:58,765 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:00,500 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:00,852 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:01,515 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:59:02,186 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 15:59:02,803 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:59:03,478 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:03,832 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:08,774 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:09,754 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:10,123 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:10,737 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:59:11,384 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:59:11,977 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:59:21,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:21,235 INFO L93 Difference]: Finished difference Result 19612 states and 23778 transitions. [2020-09-04 15:59:21,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2020-09-04 15:59:21,235 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 527 [2020-09-04 15:59:21,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:21,286 INFO L225 Difference]: With dead ends: 19612 [2020-09-04 15:59:21,286 INFO L226 Difference]: Without dead ends: 15033 [2020-09-04 15:59:21,307 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 176 SyntacticMatches, 10 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4931 ImplicationChecksByTransitivity, 12.9s TimeCoverageRelationStatistics Valid=2128, Invalid=11212, Unknown=0, NotChecked=0, Total=13340 [2020-09-04 15:59:21,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15033 states. [2020-09-04 15:59:25,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15033 to 10579. [2020-09-04 15:59:25,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10579 states. [2020-09-04 15:59:25,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10579 states to 10579 states and 11694 transitions. [2020-09-04 15:59:25,633 INFO L78 Accepts]: Start accepts. Automaton has 10579 states and 11694 transitions. Word has length 527 [2020-09-04 15:59:25,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:25,633 INFO L479 AbstractCegarLoop]: Abstraction has 10579 states and 11694 transitions. [2020-09-04 15:59:25,633 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:59:25,633 INFO L276 IsEmpty]: Start isEmpty. Operand 10579 states and 11694 transitions. [2020-09-04 15:59:25,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 613 [2020-09-04 15:59:25,649 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:25,649 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:59:25,649 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 15:59:25,649 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:25,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:25,650 INFO L82 PathProgramCache]: Analyzing trace with hash -2088895818, now seen corresponding path program 1 times [2020-09-04 15:59:25,650 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:25,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1406144481] [2020-09-04 15:59:25,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:25,663 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,089 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:26,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:26,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:59:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:59:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:59:26,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:26,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:59:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 15:59:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 15:59:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:59:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:59:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:26,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2020-09-04 15:59:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-09-04 15:59:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-09-04 15:59:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:59:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:59:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 15:59:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2020-09-04 15:59:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2020-09-04 15:59:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2020-09-04 15:59:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2020-09-04 15:59:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2020-09-04 15:59:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2020-09-04 15:59:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:26,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 589 [2020-09-04 15:59:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2020-09-04 15:59:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:26,942 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 15:59:26,942 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1406144481] [2020-09-04 15:59:26,943 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:59:26,943 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-09-04 15:59:26,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506418322] [2020-09-04 15:59:26,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 15:59:26,944 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:59:26,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 15:59:26,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2020-09-04 15:59:26,945 INFO L87 Difference]: Start difference. First operand 10579 states and 11694 transitions. Second operand 19 states. [2020-09-04 15:59:28,025 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:29,578 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:59:34,627 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:59:34,997 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:59:35,322 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:35,644 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:59:35,942 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:59:36,491 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 15:59:44,316 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:59:44,667 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:59:45,011 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:59:45,362 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:59:45,679 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:59:48,251 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 15:59:48,855 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 15:59:52,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:59:52,615 INFO L93 Difference]: Finished difference Result 34043 states and 40923 transitions. [2020-09-04 15:59:52,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2020-09-04 15:59:52,616 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 612 [2020-09-04 15:59:52,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:59:52,692 INFO L225 Difference]: With dead ends: 34043 [2020-09-04 15:59:52,692 INFO L226 Difference]: Without dead ends: 23028 [2020-09-04 15:59:52,727 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 176 SyntacticMatches, 10 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3010 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=1772, Invalid=7540, Unknown=0, NotChecked=0, Total=9312 [2020-09-04 15:59:52,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23028 states. [2020-09-04 15:59:59,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23028 to 14608. [2020-09-04 15:59:59,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14608 states. [2020-09-04 15:59:59,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14608 states to 14608 states and 16061 transitions. [2020-09-04 15:59:59,188 INFO L78 Accepts]: Start accepts. Automaton has 14608 states and 16061 transitions. Word has length 612 [2020-09-04 15:59:59,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:59:59,188 INFO L479 AbstractCegarLoop]: Abstraction has 14608 states and 16061 transitions. [2020-09-04 15:59:59,188 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 15:59:59,188 INFO L276 IsEmpty]: Start isEmpty. Operand 14608 states and 16061 transitions. [2020-09-04 15:59:59,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 613 [2020-09-04 15:59:59,210 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:59:59,211 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:59:59,211 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 15:59:59,211 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:59:59,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:59:59,212 INFO L82 PathProgramCache]: Analyzing trace with hash 2118148886, now seen corresponding path program 1 times [2020-09-04 15:59:59,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:59:59,212 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [57045367] [2020-09-04 15:59:59,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:59:59,225 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:59:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,634 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:59:59,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:59:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:59:59,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:59:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:59:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:59:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:59:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:59:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:59:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:59:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:59:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 15:59:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 15:59:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 15:59:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:59,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:59,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:59:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:59,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:59:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 15:59:59,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:59,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 15:59:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:59:59,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2020-09-04 15:59:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-09-04 15:59:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-09-04 15:59:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:59:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:59:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:59:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:59:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:59:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:59:59,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:00:00,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:00:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:00:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 16:00:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2020-09-04 16:00:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2020-09-04 16:00:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:00:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:00,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:00:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2020-09-04 16:00:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2020-09-04 16:00:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2020-09-04 16:00:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2020-09-04 16:00:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 589 [2020-09-04 16:00:00,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2020-09-04 16:00:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:00,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:00:00,316 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [57045367] [2020-09-04 16:00:00,316 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:00,316 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-09-04 16:00:00,316 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713189875] [2020-09-04 16:00:00,317 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 16:00:00,317 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:00,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 16:00:00,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2020-09-04 16:00:00,318 INFO L87 Difference]: Start difference. First operand 14608 states and 16061 transitions. Second operand 19 states. [2020-09-04 16:00:01,073 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:01,397 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:00:01,722 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:02,040 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:02,334 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:06,918 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:07,220 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:07,533 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:00:07,848 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:08,161 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:08,457 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:09,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:09,743 INFO L93 Difference]: Finished difference Result 17471 states and 19460 transitions. [2020-09-04 16:00:09,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-09-04 16:00:09,744 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 612 [2020-09-04 16:00:09,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:09,748 INFO L225 Difference]: With dead ends: 17471 [2020-09-04 16:00:09,748 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:00:09,777 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 431 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=572, Invalid=1780, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 16:00:09,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:00:09,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:00:09,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:00:09,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:00:09,780 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 612 [2020-09-04 16:00:09,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:09,780 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:00:09,781 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 16:00:09,781 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:00:09,781 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:00:09,781 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 16:00:09,784 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:00:10,193 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:00:10,504 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:00:11,053 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:00:11,608 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:00:12,187 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 16:00:12,753 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:00:13,070 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:00:13,594 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:00:14,440 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-09-04 16:00:14,994 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:00:15,570 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:00:15,890 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:00:16,201 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:00:17,128 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:00:18,035 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 16:00:18,606 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:00:19,169 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 16:00:19,699 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:00:20,020 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:00:20,939 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 203 [2020-09-04 16:00:21,251 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:00:21,554 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:00:22,172 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:00:22,788 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:00:33,620 WARN L193 SmtUtils]: Spent 10.82 s on a formula simplification. DAG size of input: 874 DAG size of output: 586 [2020-09-04 16:00:50,677 WARN L193 SmtUtils]: Spent 17.05 s on a formula simplification. DAG size of input: 860 DAG size of output: 657 [2020-09-04 16:00:51,434 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:00:52,302 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:00:53,172 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:00:53,519 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:00:53,867 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:00:54,738 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:00:55,573 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:00:56,602 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 229 DAG size of output: 219 [2020-09-04 16:00:57,482 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:00:58,348 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:00:59,185 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:01:00,069 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 219 [2020-09-04 16:01:00,942 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 220 [2020-09-04 16:01:01,827 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:01:02,746 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 222 [2020-09-04 16:01:03,513 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:01:03,880 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:01:04,225 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:01:04,971 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:01:05,721 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:01:06,623 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:01:06,948 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:01:07,264 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:01:08,080 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:01:08,453 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:01:08,793 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:01:09,140 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:01:09,481 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:09,833 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:01:10,182 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:10,549 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:01:10,897 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:01:11,256 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:01:11,563 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:01:11,970 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:01:12,316 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:01:12,650 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:01:13,000 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:01:13,345 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:01:13,660 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 220 [2020-09-04 16:01:14,004 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:01:14,362 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:01:14,712 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:15,041 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:01:15,383 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:01:15,733 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:16,089 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:01:16,437 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:01:16,792 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:01:17,133 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:01:17,724 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 236 [2020-09-04 16:01:18,317 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 235 [2020-09-04 16:01:18,900 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 16:01:19,481 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-09-04 16:01:20,258 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 221 [2020-09-04 16:01:20,847 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 235 [2020-09-04 16:01:21,424 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-09-04 16:01:22,012 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 16:01:22,820 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 222 [2020-09-04 16:01:23,608 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 223 [2020-09-04 16:01:24,194 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 236 [2020-09-04 16:01:24,659 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:01:25,471 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 223 [2020-09-04 16:01:25,915 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:01:26,352 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:01:26,801 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:01:30,608 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 197 [2020-09-04 16:01:31,117 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:01:31,633 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:01:32,150 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:01:32,494 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:01:32,844 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:01:33,179 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:01:33,509 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:01:33,910 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:01:34,291 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:01:34,666 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:01:35,045 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:01:35,420 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:01:36,100 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 217 [2020-09-04 16:01:36,468 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:01:37,192 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 219 [2020-09-04 16:01:37,905 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 218 [2020-09-04 16:01:38,282 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:01:38,653 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:01:39,393 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 16:01:39,725 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:01:40,044 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:01:40,353 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:01:40,656 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:01:41,186 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:01:41,738 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:01:42,304 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 16:01:42,867 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:01:43,179 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:01:43,703 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:01:44,531 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-09-04 16:01:45,081 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:01:45,654 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:01:45,972 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:01:46,282 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:01:47,187 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:01:48,088 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 16:01:48,664 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:01:49,226 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 16:01:49,756 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:01:50,075 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:01:50,981 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 203 [2020-09-04 16:01:51,291 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:01:51,593 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:01:52,205 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:01:52,816 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:01:53,142 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:01:53,452 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:02:06,961 WARN L193 SmtUtils]: Spent 13.51 s on a formula simplification. DAG size of input: 766 DAG size of output: 592 [2020-09-04 16:02:07,265 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 217 [2020-09-04 16:02:07,585 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:02:07,893 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:02:08,218 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:02:08,535 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:02:08,855 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:02:09,183 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:02:09,504 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:02:09,828 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:02:10,156 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:02:10,493 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:02:10,801 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:02:11,117 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:02:11,441 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:02:11,750 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:02:12,249 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:02:12,573 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:02:12,881 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:02:13,196 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:02:13,653 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 197 [2020-09-04 16:02:13,983 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:02:14,292 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:02:14,934 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 195 [2020-09-04 16:02:15,438 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:02:15,761 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:02:16,257 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 197 [2020-09-04 16:02:16,574 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:02:17,069 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 16:02:17,559 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 198 [2020-09-04 16:02:18,260 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2020-09-04 16:02:18,583 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:02:18,879 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:02:19,365 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:02:19,683 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:02:20,164 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2020-09-04 16:02:20,481 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:02:20,787 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-09-04 16:02:35,393 WARN L193 SmtUtils]: Spent 14.60 s on a formula simplification. DAG size of input: 946 DAG size of output: 693 [2020-09-04 16:02:35,710 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:02:36,028 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:02:36,351 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:02:36,673 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:02:36,991 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:02:37,295 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:02:38,599 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 16:02:38,907 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:02:39,204 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:02:39,527 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:02:39,865 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:02:40,176 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:02:40,761 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 219 [2020-09-04 16:02:41,639 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2020-09-04 16:02:41,949 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:02:42,508 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 221 [2020-09-04 16:02:42,823 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:02:43,911 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 218 DAG size of output: 209 [2020-09-04 16:02:44,214 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:02:44,526 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:02:45,209 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:02:46,316 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 220 DAG size of output: 212 [2020-09-04 16:02:46,625 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:02:46,940 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:02:47,713 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 197 [2020-09-04 16:02:48,018 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:02:48,313 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:02:48,632 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:02:49,478 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 197 [2020-09-04 16:02:49,788 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:02:50,098 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:02:50,407 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:02:50,725 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:02:51,039 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:02:51,357 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:02:51,910 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 222 [2020-09-04 16:02:52,214 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-09-04 16:02:52,540 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:02:52,848 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-09-04 16:02:53,159 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:02:54,517 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 16:02:55,077 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 16:02:55,375 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:02:55,698 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:02:56,013 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:02:56,645 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 16:02:56,947 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 217 [2020-09-04 16:02:57,264 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:02:57,605 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:02:57,936 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:02:58,250 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:02:58,567 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:02:59,548 WARN L193 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 208 [2020-09-04 16:02:59,866 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:03:00,183 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:03:00,820 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 201 [2020-09-04 16:03:01,500 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 200 [2020-09-04 16:03:01,822 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:03:02,128 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:03:02,444 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:03:03,256 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:03:04,251 WARN L193 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 211 [2020-09-04 16:03:04,575 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:03:04,878 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:03:05,189 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:03:05,499 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:03:05,814 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:03:06,500 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 202 [2020-09-04 16:03:07,237 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:03:07,571 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:03:07,895 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:03:08,209 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:03:08,508 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-09-04 16:03:08,819 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:03:09,401 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:03:09,705 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 217 [2020-09-04 16:03:10,243 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 16:03:10,563 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:03:10,884 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:03:11,206 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:03:11,517 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:03:11,841 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:03:12,159 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:03:12,479 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:03:27,086 WARN L193 SmtUtils]: Spent 14.60 s on a formula simplification. DAG size of input: 946 DAG size of output: 693 [2020-09-04 16:03:27,587 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 197 [2020-09-04 16:03:28,069 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:03:28,587 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:03:29,087 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:03:29,864 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:03:30,688 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:03:31,514 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:03:32,314 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:03:33,099 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:03:33,867 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:03:34,662 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:03:35,451 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:03:36,257 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:03:37,005 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:03:37,784 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:03:38,552 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:03:39,358 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:03:40,158 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:03:40,875 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:03:41,680 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:03:42,467 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:03:43,253 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:03:44,038 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:03:44,851 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:03:45,638 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:03:46,356 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:03:47,143 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:03:47,860 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:03:48,648 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:03:49,907 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 221 DAG size of output: 216 [2020-09-04 16:03:51,158 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 221 DAG size of output: 216 [2020-09-04 16:03:51,840 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 228 [2020-09-04 16:03:52,521 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 228 [2020-09-04 16:03:53,200 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 226 [2020-09-04 16:03:53,870 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 226 [2020-09-04 16:03:54,541 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 226 [2020-09-04 16:03:55,211 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 226 [2020-09-04 16:03:55,540 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:03:55,844 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:03:56,167 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:03:57,352 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 219 DAG size of output: 210 [2020-09-04 16:03:58,537 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 219 DAG size of output: 210 [2020-09-04 16:03:59,725 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 219 DAG size of output: 210 [2020-09-04 16:04:00,913 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 219 DAG size of output: 210 [2020-09-04 16:04:01,319 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:04:01,697 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:04:02,078 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:04:02,458 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:04:02,836 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:04:03,195 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:04,795 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:04:05,159 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:04:05,510 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:05,858 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:06,250 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:04:06,621 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:04:07,519 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 16:04:08,503 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:04:08,869 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:09,769 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 237 [2020-09-04 16:04:10,140 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:04:11,340 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 233 DAG size of output: 223 [2020-09-04 16:04:11,698 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:12,067 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:04:12,896 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:04:14,206 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 235 DAG size of output: 222 [2020-09-04 16:04:14,571 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:14,942 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:16,083 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:04:16,443 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:04:16,794 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:17,172 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:04:18,333 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 233 DAG size of output: 223 [2020-09-04 16:04:18,697 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:19,062 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:19,426 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:04:19,802 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:04:20,170 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:04:20,545 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:04:21,347 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:04:21,709 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:04:22,091 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:04:22,457 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:04:22,825 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:04:24,339 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-09-04 16:04:25,118 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:04:25,470 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:25,842 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:26,214 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:04:27,188 WARN L193 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:04:27,546 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:04:27,925 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:28,309 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:04:28,677 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:04:29,047 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:29,393 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:30,452 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:04:30,828 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:04:31,199 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:32,186 WARN L193 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:04:33,124 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:04:33,497 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:33,856 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:34,200 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:04:35,181 WARN L193 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:04:36,307 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:04:36,688 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:04:37,045 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:04:37,384 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:37,749 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:04:38,120 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:04:39,091 WARN L193 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:04:39,939 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 16:04:40,323 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:04:40,703 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:04:41,073 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:04:41,426 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:04:41,794 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:04:42,597 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:04:42,955 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:04:43,726 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:04:44,101 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:04:44,477 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:04:44,856 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:04:45,225 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:04:45,605 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:04:45,978 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:04:46,919 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 200 [2020-09-04 16:04:47,559 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:04:48,203 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:04:48,853 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 197 [2020-09-04 16:04:49,485 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:04:50,128 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:04:50,764 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:04:51,713 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 199 [2020-09-04 16:04:52,635 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 197 [2020-09-04 16:04:53,282 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:04:53,925 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:04:54,564 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:04:55,476 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 16:04:56,007 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:04:56,615 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:04:57,133 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:04:57,708 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:04:58,014 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:04:58,316 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:04:58,619 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:04:58,921 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:04:59,817 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 203 [2020-09-04 16:05:00,389 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:05:01,220 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-09-04 16:05:01,744 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:05:02,294 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:05:02,849 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:05:03,430 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:05:04,035 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:05:04,595 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 16:05:05,157 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 16:05:06,064 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:05:06,410 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:05:06,756 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:07,106 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:05:07,455 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:05:07,801 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:05:08,133 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:05:09,643 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 16:05:09,978 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:10,302 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:05:10,635 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:11,002 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:05:11,342 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:05:12,202 WARN L193 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 229 [2020-09-04 16:05:13,110 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:05:13,447 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:05:14,320 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 231 [2020-09-04 16:05:14,663 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:05:15,740 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 227 DAG size of output: 216 [2020-09-04 16:05:16,070 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:05:16,409 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:17,141 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:05:18,240 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 229 DAG size of output: 218 [2020-09-04 16:05:18,577 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:05:18,920 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:05:20,093 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 16:05:20,424 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:20,746 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:05:21,094 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:22,236 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 227 DAG size of output: 219 [2020-09-04 16:05:22,572 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:05:22,908 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:05:23,244 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:23,592 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:23,931 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:05:24,276 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:05:25,015 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:05:25,347 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:05:25,697 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:05:26,033 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:26,371 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:27,898 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:05:28,620 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:05:28,946 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:05:29,320 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:05:29,664 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:05:30,584 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:05:30,914 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:31,258 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:05:31,611 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:31,951 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:05:32,291 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:05:32,622 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:33,717 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 227 DAG size of output: 219 [2020-09-04 16:05:34,062 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:34,405 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:05:35,335 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:05:36,340 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 16:05:36,684 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:05:37,016 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:05:37,346 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:05:38,206 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:05:39,357 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 16:05:39,708 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:05:40,037 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:05:40,360 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:05:40,697 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:41,040 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:05:42,055 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 16:05:42,861 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 16:05:43,216 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:05:43,567 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:05:43,908 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:05:44,233 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:44,572 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:45,315 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:05:45,646 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:46,370 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:05:46,718 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:47,065 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:05:47,415 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:05:47,753 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:48,103 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:05:48,449 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:05:49,183 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:49,526 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:05:49,855 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:50,185 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:05:50,674 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:05:51,001 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:05:51,330 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:05:51,827 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:05:52,149 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:05:52,477 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:05:52,801 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:05:53,317 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:05:53,814 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 197 [2020-09-04 16:05:54,146 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:54,474 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:54,800 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:05:55,153 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 16:05:55,514 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:55,861 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:56,226 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:56,581 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:05:56,940 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:57,308 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:05:57,669 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:05:58,033 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:05:58,394 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:05:58,769 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:05:59,116 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:05:59,474 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:59,837 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:06:00,185 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:06:00,766 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 205 [2020-09-04 16:06:01,133 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:06:01,480 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:01,836 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:06:02,416 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 205 [2020-09-04 16:06:02,779 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:06:03,127 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:06:04,052 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 211 [2020-09-04 16:06:04,642 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 207 [2020-09-04 16:06:05,007 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:06:05,554 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 16:06:05,913 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:06,541 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-09-04 16:06:07,089 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-09-04 16:06:08,039 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-09-04 16:06:08,404 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:08,740 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:06:09,321 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 208 [2020-09-04 16:06:09,681 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:10,253 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 208 [2020-09-04 16:06:10,611 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:11,098 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:06:11,437 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:06:11,773 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:06:12,271 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:06:12,599 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:06:12,934 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:06:13,267 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:06:13,783 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:06:14,281 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 197 [2020-09-04 16:06:14,620 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:14,956 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:15,289 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:06:15,602 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-09-04 16:06:15,971 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:06:16,336 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:06:16,850 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:17,213 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:17,526 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:06:17,844 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:06:18,203 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:18,560 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:18,902 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:06:19,246 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:21,825 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 16:06:22,356 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:06:22,963 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:06:23,481 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:06:24,056 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:06:24,362 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:06:24,664 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:24,968 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:06:25,270 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:26,164 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 203 [2020-09-04 16:06:26,735 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:06:27,565 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-09-04 16:06:28,086 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:06:28,636 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:06:29,190 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:06:29,769 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:06:30,369 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:06:30,927 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 16:06:31,488 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 16:06:32,391 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:06:38,900 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 227 [2020-09-04 16:06:39,735 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 228 [2020-09-04 16:06:40,057 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:06:40,376 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:40,706 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:41,035 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:06:51,844 WARN L193 SmtUtils]: Spent 10.80 s on a formula simplification. DAG size of input: 874 DAG size of output: 586 [2020-09-04 16:06:52,172 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:52,499 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:06:52,816 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:06:53,133 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:53,461 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:06:53,769 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:06:54,096 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:54,407 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:06:54,728 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:06:55,045 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:06:55,379 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:55,697 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:56,025 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:56,325 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:06:56,842 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:06:57,165 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:06:57,481 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:57,782 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:06:58,241 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 197 [2020-09-04 16:06:58,555 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:06:59,203 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 195 [2020-09-04 16:06:59,512 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:59,814 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 217 [2020-09-04 16:07:00,129 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:07:00,629 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:07:00,953 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:07:01,449 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 197 [2020-09-04 16:07:01,946 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 16:07:02,263 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:07:02,749 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 198 [2020-09-04 16:07:03,456 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2020-09-04 16:07:03,757 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 16:07:04,075 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:07:04,557 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:07:04,874 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:05,355 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2020-09-04 16:07:05,672 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:07:05,990 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:06,314 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:07:06,631 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:07,477 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 231 [2020-09-04 16:07:08,329 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 232 [2020-09-04 16:07:08,651 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:07:08,967 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:09,868 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 203 [2020-09-04 16:07:10,432 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 16:07:11,003 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:07:11,602 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:07:12,430 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-09-04 16:07:12,982 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:07:13,503 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:07:14,055 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:07:14,617 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:07:14,979 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:07:15,880 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:07:16,184 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:07:17,087 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 16:07:17,696 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:07:18,224 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:07:18,745 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:07:19,316 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:07:19,879 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 16:07:20,181 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:07:20,483 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:07:20,790 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-09-04 16:07:21,101 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:07:21,403 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:07:22,015 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:07:22,587 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:07:22,912 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:07:23,214 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 16:07:23,516 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:07:24,033 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:07:24,631 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:07:25,193 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 16:07:25,765 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:07:26,287 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:07:27,117 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-09-04 16:07:27,434 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:27,995 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 16:07:28,544 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:07:29,118 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 16:07:30,020 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:07:30,922 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 16:07:31,452 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:07:32,015 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 16:07:32,918 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 203 [2020-09-04 16:07:33,279 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:33,634 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:33,978 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:34,322 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:34,704 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:07:35,028 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:07:35,343 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:35,660 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:36,356 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 226 [2020-09-04 16:07:36,668 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:07:36,989 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:07:37,306 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:07:38,543 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 221 DAG size of output: 216 [2020-09-04 16:07:38,864 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:39,168 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:07:39,486 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:07:39,817 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:40,140 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:07:41,329 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 219 DAG size of output: 210 [2020-09-04 16:07:42,014 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 228 [2020-09-04 16:07:42,387 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 16:07:42,734 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 16:07:44,144 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:07:44,469 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:07:44,796 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:07:45,113 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:07:45,429 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:46,731 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 197 [2020-09-04 16:07:47,069 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:07:47,406 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:07:47,736 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:48,232 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:07:48,741 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:07:49,077 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:49,406 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:49,736 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:50,081 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:50,409 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:50,908 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:07:51,213 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-09-04 16:07:51,531 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:07:51,862 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 16:07:52,178 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:07:52,495 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:52,814 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-09-04 16:07:53,660 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 231 [2020-09-04 16:07:54,511 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 232 [2020-09-04 16:07:54,833 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:07:55,149 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:08:12,368 WARN L193 SmtUtils]: Spent 17.21 s on a formula simplification. DAG size of input: 1012 DAG size of output: 753 [2020-09-04 16:08:12,702 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:13,046 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:08:13,374 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:08:13,704 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:08:14,209 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 197 [2020-09-04 16:08:14,524 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:08:14,846 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:08:15,169 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:15,670 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:08:15,993 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:08:16,309 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:08:16,637 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:08:16,951 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:08:17,456 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:08:17,778 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:18,094 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:08:18,417 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:08:18,934 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:08:19,281 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:08:19,638 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:19,981 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:08:20,325 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:08:20,465 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 16:08:20,902 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 16:08:21,334 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 16:08:21,765 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 16:08:22,212 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 16:08:22,657 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 197 [2020-09-04 16:08:23,100 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 197 [2020-09-04 16:08:23,598 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 199 [2020-09-04 16:08:24,093 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 199 [2020-09-04 16:08:24,530 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 16:08:25,001 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 16:08:25,496 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 199 [2020-09-04 16:08:25,991 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 199 [2020-09-04 16:08:26,211 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 16:08:26,681 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 16:08:27,160 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 202 [2020-09-04 16:08:27,633 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 16:08:28,078 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 197 [2020-09-04 16:08:28,418 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 199 [2020-09-04 16:08:28,860 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 197 [2020-09-04 16:08:29,088 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 16:08:29,312 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 16:08:29,760 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 16:08:30,091 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 40 [2020-09-04 16:08:30,226 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 16:08:30,729 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 201 [2020-09-04 16:08:31,242 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 201 [2020-09-04 16:08:31,716 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 16:08:31,935 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 16:08:32,156 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 16:08:32,608 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 199 [2020-09-04 16:08:33,063 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 199 [2020-09-04 16:08:33,199 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 16:08:33,539 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 199 [2020-09-04 16:08:33,873 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 38 [2020-09-04 16:08:34,372 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 199 [2020-09-04 16:08:34,878 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 201 [2020-09-04 16:08:35,010 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 16:08:35,146 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 16:08:35,625 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 202 [2020-09-04 16:08:35,855 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 16:08:36,078 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 16:08:36,399 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 38 [2020-09-04 16:08:36,748 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 201 [2020-09-04 16:08:36,968 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 16:08:37,187 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 16:08:37,405 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 16:08:37,624 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 16:08:38,127 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 199 [2020-09-04 16:08:38,623 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 199 [2020-09-04 16:08:39,118 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 199 [2020-09-04 16:08:39,623 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 201 [2020-09-04 16:08:39,760 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 16:08:39,979 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 16:08:40,300 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 38 [2020-09-04 16:08:40,519 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 16:08:40,838 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 38 [2020-09-04 16:08:41,177 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 40 [2020-09-04 16:08:41,666 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:08:42,171 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:08:42,694 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:08:43,194 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 197 [2020-09-04 16:08:43,712 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 197 [2020-09-04 16:08:44,028 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:08:44,350 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:08:44,672 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:45,174 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:08:45,496 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:08:45,813 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:08:46,140 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:08:46,455 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:08:46,960 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:08:47,282 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:47,598 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:08:47,920 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:08:48,440 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:08:48,774 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:49,118 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:08:49,446 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:08:49,777 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:08:50,108 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:08:50,431 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:08:50,747 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:08:51,096 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:51,412 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:08:51,729 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:08:52,059 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:52,374 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:09:03,154 WARN L193 SmtUtils]: Spent 10.77 s on a formula simplification. DAG size of input: 874 DAG size of output: 586 [2020-09-04 16:09:14,737 WARN L193 SmtUtils]: Spent 10.77 s on a formula simplification. DAG size of input: 874 DAG size of output: 586 [2020-09-04 16:09:14,893 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 28 [2020-09-04 16:09:15,064 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 30 [2020-09-04 16:09:15,229 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 28 [2020-09-04 16:09:15,407 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 30 [2020-09-04 16:09:15,745 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:09:16,074 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:09:16,697 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 219 [2020-09-04 16:09:17,211 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 220 [2020-09-04 16:09:17,710 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 218 [2020-09-04 16:09:18,214 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2020-09-04 16:09:18,720 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2020-09-04 16:09:19,227 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 218 [2020-09-04 16:09:19,755 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 222 [2020-09-04 16:09:20,844 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 224 DAG size of output: 206 [2020-09-04 16:09:21,345 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2020-09-04 16:09:21,873 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 222 [2020-09-04 16:09:22,374 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2020-09-04 16:09:23,464 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 224 DAG size of output: 206 [2020-09-04 16:09:24,668 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 226 DAG size of output: 209 [2020-09-04 16:09:25,767 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 224 DAG size of output: 206 [2020-09-04 16:09:26,315 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:09:27,404 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 224 DAG size of output: 206 [2020-09-04 16:09:27,950 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:09:29,039 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 224 DAG size of output: 206 [2020-09-04 16:09:29,547 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 218 [2020-09-04 16:09:30,636 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 224 DAG size of output: 206 [2020-09-04 16:09:31,139 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 218 [2020-09-04 16:09:31,663 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 221 [2020-09-04 16:09:32,187 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 221 [2020-09-04 16:09:32,701 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 220 [2020-09-04 16:09:33,248 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:09:33,794 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:09:34,304 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 218 [2020-09-04 16:09:35,510 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 226 DAG size of output: 209 [2020-09-04 16:09:36,605 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 224 DAG size of output: 206 [2020-09-04 16:09:37,124 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-09-04 16:09:37,639 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-09-04 16:09:38,155 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-09-04 16:09:38,671 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-09-04 16:09:39,656 WARN L193 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:09:40,265 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 219 [2020-09-04 16:09:41,251 WARN L193 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:09:41,857 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:09:42,457 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:09:43,661 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 226 DAG size of output: 209 [2020-09-04 16:09:44,326 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221