/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_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 16:03:03,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 16:03:03,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 16:03:03,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 16:03:03,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 16:03:03,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 16:03:03,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 16:03:03,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 16:03:03,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 16:03:03,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 16:03:03,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 16:03:03,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 16:03:03,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 16:03:03,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 16:03:03,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 16:03:03,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 16:03:03,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 16:03:03,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 16:03:03,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 16:03:03,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 16:03:03,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 16:03:03,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 16:03:03,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 16:03:03,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 16:03:03,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 16:03:03,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 16:03:03,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 16:03:03,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 16:03:03,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 16:03:03,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 16:03:03,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 16:03:03,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 16:03:03,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 16:03:03,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 16:03:03,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 16:03:03,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 16:03:03,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 16:03:03,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 16:03:03,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 16:03:03,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 16:03:03,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 16:03:03,144 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 16:03:03,163 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 16:03:03,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 16:03:03,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 16:03:03,166 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 16:03:03,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 16:03:03,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 16:03:03,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 16:03:03,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 16:03:03,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 16:03:03,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 16:03:03,169 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 16:03:03,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 16:03:03,169 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 16:03:03,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 16:03:03,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 16:03:03,170 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 16:03:03,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 16:03:03,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 16:03:03,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 16:03:03,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 16:03:03,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 16:03:03,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 16:03:03,171 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 16:03:03,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 16:03:03,632 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 16:03:03,636 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 16:03:03,637 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 16:03:03,637 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 16:03:03,638 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c [2020-09-04 16:03:03,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/67b80094a/d599e71e21074daea1492c7701b46785/FLAG72eacd411 [2020-09-04 16:03:04,309 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 16:03:04,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c [2020-09-04 16:03:04,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/67b80094a/d599e71e21074daea1492c7701b46785/FLAG72eacd411 [2020-09-04 16:03:04,587 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/67b80094a/d599e71e21074daea1492c7701b46785 [2020-09-04 16:03:04,602 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 16:03:04,604 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 16:03:04,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 16:03:04,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 16:03:04,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 16:03:04,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:03:04" (1/1) ... [2020-09-04 16:03:04,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b65b249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:03:04, skipping insertion in model container [2020-09-04 16:03:04,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:03:04" (1/1) ... [2020-09-04 16:03:04,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 16:03:04,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 16:03:05,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:03:05,286 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 16:03:05,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:03:05,404 INFO L208 MainTranslator]: Completed translation [2020-09-04 16:03:05,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:03:05 WrapperNode [2020-09-04 16:03:05,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 16:03:05,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 16:03:05,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 16:03:05,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 16:03:05,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:03:05" (1/1) ... [2020-09-04 16:03:05,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:03:05" (1/1) ... [2020-09-04 16:03:05,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:03:05" (1/1) ... [2020-09-04 16:03:05,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:03:05" (1/1) ... [2020-09-04 16:03:05,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:03:05" (1/1) ... [2020-09-04 16:03:05,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:03:05" (1/1) ... [2020-09-04 16:03:05,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:03:05" (1/1) ... [2020-09-04 16:03:05,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 16:03:05,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 16:03:05,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 16:03:05,507 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 16:03:05,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:03:05" (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 16:03:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 16:03:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 16:03:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 16:03:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 16:03:05,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 16:03:05,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 16:03:05,589 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 16:03:05,589 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 16:03:05,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 16:03:05,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 16:03:05,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-04 16:03:05,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 16:03:05,590 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 16:03:05,590 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 16:03:05,591 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 16:03:05,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 16:03:05,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 16:03:05,591 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 16:03:05,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 16:03:05,592 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 16:03:05,592 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 16:03:05,592 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-04 16:03:05,592 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 16:03:05,593 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 16:03:05,593 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 16:03:05,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 16:03:05,593 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 16:03:05,593 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 16:03:05,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 16:03:05,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 16:03:05,594 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 16:03:05,594 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 16:03:05,594 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 16:03:05,594 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 16:03:05,594 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 16:03:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 16:03:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 16:03:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 16:03:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 16:03:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 16:03:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 16:03:05,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 16:03:05,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 16:03:05,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 16:03:05,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 16:03:05,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 16:03:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 16:03:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 16:03:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 16:03:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 16:03:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 16:03:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 16:03:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 16:03:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 16:03:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 16:03:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 16:03:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 16:03:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-04 16:03:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 16:03:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 16:03:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 16:03:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 16:03:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 16:03:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 16:03:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 16:03:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 16:03:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 16:03:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 16:03:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 16:03:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 16:03:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 16:03:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 16:03:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 16:03:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 16:03:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 16:03:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-04 16:03:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 16:03:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 16:03:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 16:03:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 16:03:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 16:03:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 16:03:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 16:03:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 16:03:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 16:03:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 16:03:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 16:03:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 16:03:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 16:03:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 16:03:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 16:03:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 16:03:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 16:03:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 16:03:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 16:03:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 16:03:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 16:03:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 16:03:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 16:03:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 16:03:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 16:03:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 16:03:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 16:03:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 16:03:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 16:03:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 16:03:06,805 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 16:03:06,805 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 16:03:06,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:03:06 BoogieIcfgContainer [2020-09-04 16:03:06,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 16:03:06,814 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 16:03:06,814 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 16:03:06,818 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 16:03:06,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 04:03:04" (1/3) ... [2020-09-04 16:03:06,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18eff229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:03:06, skipping insertion in model container [2020-09-04 16:03:06,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:03:05" (2/3) ... [2020-09-04 16:03:06,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18eff229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:03:06, skipping insertion in model container [2020-09-04 16:03:06,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:03:06" (3/3) ... [2020-09-04 16:03:06,822 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product64.cil.c [2020-09-04 16:03:06,832 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 16:03:06,843 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 16:03:06,864 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 16:03:06,891 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 16:03:06,891 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 16:03:06,891 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 16:03:06,891 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 16:03:06,891 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 16:03:06,891 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 16:03:06,892 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 16:03:06,892 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 16:03:06,916 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states. [2020-09-04 16:03:06,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 16:03:06,940 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:06,942 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 16:03:06,942 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:06,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:06,950 INFO L82 PathProgramCache]: Analyzing trace with hash -2061936998, now seen corresponding path program 1 times [2020-09-04 16:03:06,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:06,963 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [547417716] [2020-09-04 16:03:06,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:07,047 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:07,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,780 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:07,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 16:03:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 16:03:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 16:03:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,981 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 16:03:07,983 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [547417716] [2020-09-04 16:03:07,986 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:07,987 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 16:03:07,987 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489643724] [2020-09-04 16:03:07,995 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 16:03:07,995 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:08,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 16:03:08,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 16:03:08,015 INFO L87 Difference]: Start difference. First operand 369 states. Second operand 4 states. [2020-09-04 16:03:09,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:09,565 INFO L93 Difference]: Finished difference Result 604 states and 711 transitions. [2020-09-04 16:03:09,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 16:03:09,567 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 16:03:09,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:09,589 INFO L225 Difference]: With dead ends: 604 [2020-09-04 16:03:09,589 INFO L226 Difference]: Without dead ends: 371 [2020-09-04 16:03:09,597 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 16:03:09,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2020-09-04 16:03:09,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 318. [2020-09-04 16:03:09,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2020-09-04 16:03:09,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 350 transitions. [2020-09-04 16:03:09,814 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 350 transitions. Word has length 160 [2020-09-04 16:03:09,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:09,817 INFO L479 AbstractCegarLoop]: Abstraction has 318 states and 350 transitions. [2020-09-04 16:03:09,817 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 16:03:09,817 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 350 transitions. [2020-09-04 16:03:09,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 16:03:09,828 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:09,828 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 16:03:09,829 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 16:03:09,829 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:09,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:09,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1396350800, now seen corresponding path program 1 times [2020-09-04 16:03:09,830 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:09,830 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [183489417] [2020-09-04 16:03:09,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:09,833 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:10,245 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:10,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:10,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:10,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:10,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:10,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:10,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:10,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:10,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:10,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:10,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:10,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:10,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:10,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:10,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:03:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:10,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:03:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:10,365 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 16:03:10,366 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [183489417] [2020-09-04 16:03:10,366 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:10,366 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 16:03:10,367 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030305302] [2020-09-04 16:03:10,369 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 16:03:10,369 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:10,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 16:03:10,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 16:03:10,370 INFO L87 Difference]: Start difference. First operand 318 states and 350 transitions. Second operand 5 states. [2020-09-04 16:03:11,129 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:12,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:12,629 INFO L93 Difference]: Finished difference Result 523 states and 595 transitions. [2020-09-04 16:03:12,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 16:03:12,631 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 16:03:12,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:12,637 INFO L225 Difference]: With dead ends: 523 [2020-09-04 16:03:12,637 INFO L226 Difference]: Without dead ends: 360 [2020-09-04 16:03:12,640 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 16:03:12,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2020-09-04 16:03:12,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 308. [2020-09-04 16:03:12,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2020-09-04 16:03:12,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 337 transitions. [2020-09-04 16:03:12,755 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 337 transitions. Word has length 161 [2020-09-04 16:03:12,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:12,756 INFO L479 AbstractCegarLoop]: Abstraction has 308 states and 337 transitions. [2020-09-04 16:03:12,756 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 16:03:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 337 transitions. [2020-09-04 16:03:12,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-09-04 16:03:12,758 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:12,759 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 16:03:12,759 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 16:03:12,759 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:12,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:12,760 INFO L82 PathProgramCache]: Analyzing trace with hash -877752548, now seen corresponding path program 1 times [2020-09-04 16:03:12,760 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:12,760 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [797956305] [2020-09-04 16:03:12,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:12,763 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,166 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:13,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:03:13,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-09-04 16:03:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-09-04 16:03:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,339 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 16:03:13,340 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [797956305] [2020-09-04 16:03:13,340 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:13,340 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 16:03:13,341 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738438563] [2020-09-04 16:03:13,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 16:03:13,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:13,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 16:03:13,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 16:03:13,343 INFO L87 Difference]: Start difference. First operand 308 states and 337 transitions. Second operand 11 states. [2020-09-04 16:03:13,902 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:14,371 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:14,747 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:15,120 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:15,525 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:15,874 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:17,124 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:20,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:20,181 INFO L93 Difference]: Finished difference Result 869 states and 1014 transitions. [2020-09-04 16:03:20,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 16:03:20,181 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 174 [2020-09-04 16:03:20,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:20,187 INFO L225 Difference]: With dead ends: 869 [2020-09-04 16:03:20,187 INFO L226 Difference]: Without dead ends: 676 [2020-09-04 16:03:20,190 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2020-09-04 16:03:20,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2020-09-04 16:03:20,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 569. [2020-09-04 16:03:20,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 569 states. [2020-09-04 16:03:20,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 643 transitions. [2020-09-04 16:03:20,418 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 643 transitions. Word has length 174 [2020-09-04 16:03:20,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:20,419 INFO L479 AbstractCegarLoop]: Abstraction has 569 states and 643 transitions. [2020-09-04 16:03:20,419 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 16:03:20,419 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 643 transitions. [2020-09-04 16:03:20,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 16:03:20,422 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:20,423 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 16:03:20,423 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 16:03:20,423 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:20,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:20,424 INFO L82 PathProgramCache]: Analyzing trace with hash -827236399, now seen corresponding path program 1 times [2020-09-04 16:03:20,424 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:20,424 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [483901646] [2020-09-04 16:03:20,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:20,427 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:20,803 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:20,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:20,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:20,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:20,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:20,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:20,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:20,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:20,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:20,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 16:03:20,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:20,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 16:03:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:20,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:20,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 16:03:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:20,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 16:03:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:20,990 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 16:03:20,991 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [483901646] [2020-09-04 16:03:20,991 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:20,991 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 16:03:20,991 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495732407] [2020-09-04 16:03:20,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 16:03:20,992 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:20,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 16:03:20,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 16:03:20,993 INFO L87 Difference]: Start difference. First operand 569 states and 643 transitions. Second operand 10 states. [2020-09-04 16:03:21,589 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:22,601 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:22,929 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:24,371 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:24,688 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:24,990 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:25,419 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:25,718 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:26,079 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:27,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:27,311 INFO L93 Difference]: Finished difference Result 1334 states and 1595 transitions. [2020-09-04 16:03:27,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 16:03:27,313 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 16:03:27,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:27,318 INFO L225 Difference]: With dead ends: 1334 [2020-09-04 16:03:27,319 INFO L226 Difference]: Without dead ends: 880 [2020-09-04 16:03:27,321 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 16:03:27,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2020-09-04 16:03:27,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 787. [2020-09-04 16:03:27,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 787 states. [2020-09-04 16:03:27,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 885 transitions. [2020-09-04 16:03:27,621 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 885 transitions. Word has length 179 [2020-09-04 16:03:27,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:27,622 INFO L479 AbstractCegarLoop]: Abstraction has 787 states and 885 transitions. [2020-09-04 16:03:27,622 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 16:03:27,622 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 885 transitions. [2020-09-04 16:03:27,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-09-04 16:03:27,626 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:27,627 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:27,627 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 16:03:27,627 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:27,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:27,627 INFO L82 PathProgramCache]: Analyzing trace with hash -670557693, now seen corresponding path program 1 times [2020-09-04 16:03:27,628 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:27,628 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [912666872] [2020-09-04 16:03:27,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:27,631 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:27,952 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:27,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:28,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:03:28,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:28,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:28,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:03:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2020-09-04 16:03:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 16:03:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,217 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 16:03:28,217 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [912666872] [2020-09-04 16:03:28,217 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:28,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 16:03:28,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348633886] [2020-09-04 16:03:28,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 16:03:28,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:28,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 16:03:28,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 16:03:28,219 INFO L87 Difference]: Start difference. First operand 787 states and 885 transitions. Second operand 11 states. [2020-09-04 16:03:30,322 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:30,638 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:03:30,975 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:03:31,294 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:31,610 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:31,902 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:33,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:33,733 INFO L93 Difference]: Finished difference Result 1671 states and 2016 transitions. [2020-09-04 16:03:33,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 16:03:33,733 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 239 [2020-09-04 16:03:33,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:33,740 INFO L225 Difference]: With dead ends: 1671 [2020-09-04 16:03:33,740 INFO L226 Difference]: Without dead ends: 999 [2020-09-04 16:03:33,743 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-04 16:03:33,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 999 states. [2020-09-04 16:03:33,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 999 to 806. [2020-09-04 16:03:33,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 806 states. [2020-09-04 16:03:34,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 806 states and 905 transitions. [2020-09-04 16:03:34,003 INFO L78 Accepts]: Start accepts. Automaton has 806 states and 905 transitions. Word has length 239 [2020-09-04 16:03:34,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:34,003 INFO L479 AbstractCegarLoop]: Abstraction has 806 states and 905 transitions. [2020-09-04 16:03:34,003 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 16:03:34,004 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 905 transitions. [2020-09-04 16:03:34,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-09-04 16:03:34,016 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:34,016 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:34,016 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 16:03:34,016 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:34,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:34,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1083605603, now seen corresponding path program 1 times [2020-09-04 16:03:34,017 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:34,017 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1800943155] [2020-09-04 16:03:34,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:34,020 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,340 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:34,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:03:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:03:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2020-09-04 16:03:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 16:03:34,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,697 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 16:03:34,699 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1800943155] [2020-09-04 16:03:34,700 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:34,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 16:03:34,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716040485] [2020-09-04 16:03:34,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 16:03:34,702 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:34,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 16:03:34,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-09-04 16:03:34,704 INFO L87 Difference]: Start difference. First operand 806 states and 905 transitions. Second operand 14 states. [2020-09-04 16:03:35,300 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:35,563 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:03:35,881 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:36,197 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:36,537 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:37,851 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:38,165 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:38,521 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:38,878 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:39,199 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:41,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:41,344 INFO L93 Difference]: Finished difference Result 1708 states and 2054 transitions. [2020-09-04 16:03:41,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 16:03:41,345 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 239 [2020-09-04 16:03:41,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:41,351 INFO L225 Difference]: With dead ends: 1708 [2020-09-04 16:03:41,352 INFO L226 Difference]: Without dead ends: 1017 [2020-09-04 16:03:41,355 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2020-09-04 16:03:41,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2020-09-04 16:03:41,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 818. [2020-09-04 16:03:41,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 818 states. [2020-09-04 16:03:41,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 917 transitions. [2020-09-04 16:03:41,653 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 917 transitions. Word has length 239 [2020-09-04 16:03:41,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:41,653 INFO L479 AbstractCegarLoop]: Abstraction has 818 states and 917 transitions. [2020-09-04 16:03:41,654 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 16:03:41,654 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 917 transitions. [2020-09-04 16:03:41,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-09-04 16:03:41,656 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:41,657 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:41,657 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 16:03:41,657 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:41,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:41,657 INFO L82 PathProgramCache]: Analyzing trace with hash -247892448, now seen corresponding path program 1 times [2020-09-04 16:03:41,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:41,658 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1465593979] [2020-09-04 16:03:41,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:41,660 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,001 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:42,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:42,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:03:42,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:03:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2020-09-04 16:03:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 16:03:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:42,387 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 16:03:42,388 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1465593979] [2020-09-04 16:03:42,388 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:42,388 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 16:03:42,389 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841527938] [2020-09-04 16:03:42,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 16:03:42,390 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:42,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 16:03:42,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 16:03:42,390 INFO L87 Difference]: Start difference. First operand 818 states and 917 transitions. Second operand 8 states. [2020-09-04 16:03:42,899 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:43,568 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:47,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:47,650 INFO L93 Difference]: Finished difference Result 2497 states and 3038 transitions. [2020-09-04 16:03:47,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-04 16:03:47,650 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 239 [2020-09-04 16:03:47,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:47,660 INFO L225 Difference]: With dead ends: 2497 [2020-09-04 16:03:47,660 INFO L226 Difference]: Without dead ends: 1794 [2020-09-04 16:03:47,664 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 52 SyntacticMatches, 4 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=156, Invalid=444, Unknown=0, NotChecked=0, Total=600 [2020-09-04 16:03:47,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1794 states. [2020-09-04 16:03:48,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1794 to 1526. [2020-09-04 16:03:48,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1526 states. [2020-09-04 16:03:48,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 1740 transitions. [2020-09-04 16:03:48,270 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 1740 transitions. Word has length 239 [2020-09-04 16:03:48,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:48,271 INFO L479 AbstractCegarLoop]: Abstraction has 1526 states and 1740 transitions. [2020-09-04 16:03:48,271 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 16:03:48,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1740 transitions. [2020-09-04 16:03:48,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-09-04 16:03:48,275 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:48,275 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:48,275 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 16:03:48,275 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:48,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:48,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1352362414, now seen corresponding path program 1 times [2020-09-04 16:03:48,276 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:48,276 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [92678488] [2020-09-04 16:03:48,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:48,279 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:48,786 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:48,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:48,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:48,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:48,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:48,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:48,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:48,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:48,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:48,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 16:03:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:48,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:48,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-04 16:03:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:49,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:49,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-04 16:03:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 16:03:49,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,125 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 16:03:49,125 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [92678488] [2020-09-04 16:03:49,125 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:49,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-09-04 16:03:49,126 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141934731] [2020-09-04 16:03:49,126 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-04 16:03:49,126 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:49,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-04 16:03:49,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-09-04 16:03:49,127 INFO L87 Difference]: Start difference. First operand 1526 states and 1740 transitions. Second operand 15 states. [2020-09-04 16:03:49,957 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 16:03:50,865 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:52,346 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 16:03:52,961 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 16:03:53,367 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:53,694 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:54,308 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 16:03:54,636 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:55,029 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:55,342 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:59,290 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 16:03:59,898 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:00,218 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:04:00,772 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:04:02,379 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 16:04:02,968 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 16:04:03,592 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 16:04:04,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:04:04,707 INFO L93 Difference]: Finished difference Result 4717 states and 5770 transitions. [2020-09-04 16:04:04,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-09-04 16:04:04,708 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 244 [2020-09-04 16:04:04,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:04:04,727 INFO L225 Difference]: With dead ends: 4717 [2020-09-04 16:04:04,727 INFO L226 Difference]: Without dead ends: 3597 [2020-09-04 16:04:04,734 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1249 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=816, Invalid=3216, Unknown=0, NotChecked=0, Total=4032 [2020-09-04 16:04:04,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3597 states. [2020-09-04 16:04:05,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3597 to 2881. [2020-09-04 16:04:05,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2881 states. [2020-09-04 16:04:05,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2881 states and 3261 transitions. [2020-09-04 16:04:05,865 INFO L78 Accepts]: Start accepts. Automaton has 2881 states and 3261 transitions. Word has length 244 [2020-09-04 16:04:05,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:04:05,866 INFO L479 AbstractCegarLoop]: Abstraction has 2881 states and 3261 transitions. [2020-09-04 16:04:05,866 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-04 16:04:05,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 3261 transitions. [2020-09-04 16:04:05,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2020-09-04 16:04:05,871 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:04:05,872 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:04:05,872 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 16:04:05,873 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:04:05,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:04:05,873 INFO L82 PathProgramCache]: Analyzing trace with hash 1556177142, now seen corresponding path program 1 times [2020-09-04 16:04:05,873 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:04:05,873 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1706674213] [2020-09-04 16:04:05,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:04:05,920 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:04:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,397 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:04:06,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:04:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:04:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:04:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:04:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:04:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:04:06,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:04:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:04:06,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:06,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:04:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:06,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:06,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:04:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:04:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-04 16:04:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:06,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2020-09-04 16:04:06,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2020-09-04 16:04:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:06,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:04:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2020-09-04 16:04:06,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2020-09-04 16:04:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:06,994 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 16:04:06,995 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1706674213] [2020-09-04 16:04:06,995 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:04:06,995 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-09-04 16:04:06,995 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099074191] [2020-09-04 16:04:06,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 16:04:06,997 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:04:06,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 16:04:06,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-09-04 16:04:06,999 INFO L87 Difference]: Start difference. First operand 2881 states and 3261 transitions. Second operand 19 states. [2020-09-04 16:04:07,861 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:04:08,314 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:04:08,660 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:04:09,002 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:09,340 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:04:09,674 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:10,842 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:04:11,337 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:04:11,750 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:04:12,101 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:12,636 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:04:13,059 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 16:04:13,457 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:04:16,221 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:17,876 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:04:18,509 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:04:19,212 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 16:04:19,704 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:20,572 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:04:21,263 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:04:21,669 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:04:22,938 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 16:04:23,652 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:24,281 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 16:04:24,956 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 16:04:26,366 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 16:04:28,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:04:28,699 INFO L93 Difference]: Finished difference Result 6442 states and 7572 transitions. [2020-09-04 16:04:28,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2020-09-04 16:04:28,700 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 358 [2020-09-04 16:04:28,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:04:28,720 INFO L225 Difference]: With dead ends: 6442 [2020-09-04 16:04:28,720 INFO L226 Difference]: Without dead ends: 3952 [2020-09-04 16:04:28,730 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2509 ImplicationChecksByTransitivity, 12.3s TimeCoverageRelationStatistics Valid=1475, Invalid=6535, Unknown=0, NotChecked=0, Total=8010 [2020-09-04 16:04:28,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-09-04 16:04:29,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3301. [2020-09-04 16:04:29,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3301 states. [2020-09-04 16:04:29,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 3301 states and 3666 transitions. [2020-09-04 16:04:29,823 INFO L78 Accepts]: Start accepts. Automaton has 3301 states and 3666 transitions. Word has length 358 [2020-09-04 16:04:29,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:04:29,823 INFO L479 AbstractCegarLoop]: Abstraction has 3301 states and 3666 transitions. [2020-09-04 16:04:29,823 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 16:04:29,824 INFO L276 IsEmpty]: Start isEmpty. Operand 3301 states and 3666 transitions. [2020-09-04 16:04:29,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2020-09-04 16:04:29,835 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:04:29,835 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:04:29,835 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 16:04:29,836 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:04:29,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:04:29,836 INFO L82 PathProgramCache]: Analyzing trace with hash 1664233109, now seen corresponding path program 1 times [2020-09-04 16:04:29,836 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:04:29,837 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1165121527] [2020-09-04 16:04:29,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:04:29,861 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:04:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,306 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:04:30,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:30,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:04:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:04:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:04:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:04:30,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:04:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:04:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:04:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:04:30,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:04:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:30,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:30,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:04:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:04:30,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:04:30,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:30,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:30,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:04:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:04:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-09-04 16:04:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2020-09-04 16:04:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:30,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:04:30,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2020-09-04 16:04:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2020-09-04 16:04:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2020-09-04 16:04:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:30,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:04:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2020-09-04 16:04:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2020-09-04 16:04:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:30,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2020-09-04 16:04:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:31,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:31,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:31,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:31,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:31,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:31,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:31,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:31,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:31,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:31,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2020-09-04 16:04:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:31,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2020-09-04 16:04:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:31,359 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 16:04:31,360 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1165121527] [2020-09-04 16:04:31,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:04:31,360 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:04:31,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82424268] [2020-09-04 16:04:31,362 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:04:31,362 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:04:31,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:04:31,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:04:31,363 INFO L87 Difference]: Start difference. First operand 3301 states and 3666 transitions. Second operand 18 states. [2020-09-04 16:04:33,286 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:04:33,610 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:33,950 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:34,297 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:34,609 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:34,920 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:36,681 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:37,057 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:44,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:04:44,669 INFO L93 Difference]: Finished difference Result 9314 states and 10883 transitions. [2020-09-04 16:04:44,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-09-04 16:04:44,670 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 614 [2020-09-04 16:04:44,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:04:44,701 INFO L225 Difference]: With dead ends: 9314 [2020-09-04 16:04:44,701 INFO L226 Difference]: Without dead ends: 5601 [2020-09-04 16:04:44,716 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 149 SyntacticMatches, 4 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 569 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=521, Invalid=1831, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 16:04:44,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5601 states. [2020-09-04 16:04:46,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5601 to 4416. [2020-09-04 16:04:46,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4416 states. [2020-09-04 16:04:46,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4416 states to 4416 states and 4987 transitions. [2020-09-04 16:04:46,177 INFO L78 Accepts]: Start accepts. Automaton has 4416 states and 4987 transitions. Word has length 614 [2020-09-04 16:04:46,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:04:46,178 INFO L479 AbstractCegarLoop]: Abstraction has 4416 states and 4987 transitions. [2020-09-04 16:04:46,178 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:04:46,178 INFO L276 IsEmpty]: Start isEmpty. Operand 4416 states and 4987 transitions. [2020-09-04 16:04:46,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2020-09-04 16:04:46,192 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:04:46,193 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:04:46,193 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 16:04:46,193 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:04:46,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:04:46,193 INFO L82 PathProgramCache]: Analyzing trace with hash 2012446916, now seen corresponding path program 1 times [2020-09-04 16:04:46,194 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:04:46,194 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [147561093] [2020-09-04 16:04:46,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:04:46,225 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:04:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,585 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:04:46,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:04:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:04:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:04:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:04:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:04:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:04:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:04:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:04:46,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:04:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:04:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:04:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:04:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:46,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:04:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:46,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:04:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:04:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2020-09-04 16:04:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2020-09-04 16:04:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:04:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2020-09-04 16:04:46,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-09-04 16:04:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 16:04:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2020-09-04 16:04:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:46,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:47,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:47,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:47,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:47,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:47,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:47,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:47,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:47,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:47,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2020-09-04 16:04:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:47,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2020-09-04 16:04:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:47,321 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 16:04:47,321 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [147561093] [2020-09-04 16:04:47,321 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:04:47,322 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-09-04 16:04:47,322 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520216576] [2020-09-04 16:04:47,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 16:04:47,323 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:04:47,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 16:04:47,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2020-09-04 16:04:47,324 INFO L87 Difference]: Start difference. First operand 4416 states and 4987 transitions. Second operand 19 states. [2020-09-04 16:04:47,946 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:48,380 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:48,711 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:49,040 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:49,362 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:04:49,668 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:50,843 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:04:51,184 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:52,883 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:04:53,245 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:53,616 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:04:54,137 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:55,754 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:04:56,075 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:57,723 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:04:58,051 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:58,365 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:05:00,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:05:00,220 INFO L93 Difference]: Finished difference Result 8906 states and 10334 transitions. [2020-09-04 16:05:00,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-09-04 16:05:00,221 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 569 [2020-09-04 16:05:00,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:05:00,244 INFO L225 Difference]: With dead ends: 8906 [2020-09-04 16:05:00,244 INFO L226 Difference]: Without dead ends: 4917 [2020-09-04 16:05:00,256 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 869 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=674, Invalid=2748, Unknown=0, NotChecked=0, Total=3422 [2020-09-04 16:05:00,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4917 states. [2020-09-04 16:05:01,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4917 to 4317. [2020-09-04 16:05:01,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4317 states. [2020-09-04 16:05:01,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4317 states to 4317 states and 4846 transitions. [2020-09-04 16:05:01,645 INFO L78 Accepts]: Start accepts. Automaton has 4317 states and 4846 transitions. Word has length 569 [2020-09-04 16:05:01,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:05:01,646 INFO L479 AbstractCegarLoop]: Abstraction has 4317 states and 4846 transitions. [2020-09-04 16:05:01,646 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 16:05:01,646 INFO L276 IsEmpty]: Start isEmpty. Operand 4317 states and 4846 transitions. [2020-09-04 16:05:01,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 571 [2020-09-04 16:05:01,659 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:05:01,660 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:05:01,660 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 16:05:01,660 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:05:01,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:05:01,661 INFO L82 PathProgramCache]: Analyzing trace with hash -2109022301, now seen corresponding path program 1 times [2020-09-04 16:05:01,661 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:05:01,661 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1003975002] [2020-09-04 16:05:01,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:05:01,686 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:05:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,098 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:05:02,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:05:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:05:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:05:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:05:02,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:05:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:05:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:05:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:05:02,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:05:02,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:02,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:05:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:05:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:05:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:05:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:05:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2020-09-04 16:05:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2020-09-04 16:05:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:02,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:05:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2020-09-04 16:05:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2020-09-04 16:05:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2020-09-04 16:05:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2020-09-04 16:05:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:02,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:02,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2020-09-04 16:05:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2020-09-04 16:05:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:02,876 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 16:05:02,876 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1003975002] [2020-09-04 16:05:02,876 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:05:02,877 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 16:05:02,877 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635650297] [2020-09-04 16:05:02,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 16:05:02,878 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:05:02,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 16:05:02,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:05:02,879 INFO L87 Difference]: Start difference. First operand 4317 states and 4846 transitions. Second operand 17 states. [2020-09-04 16:05:03,478 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:04,736 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:05:07,819 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:08,216 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:08,644 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:08,991 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:05:09,325 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:09,668 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:05:09,994 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:10,342 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:10,682 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:05:11,071 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:05:11,408 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:05:11,761 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:05:14,782 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:15,433 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:05:16,180 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:05:16,531 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:05:16,907 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:05:17,258 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:05:21,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:05:21,975 INFO L93 Difference]: Finished difference Result 13711 states and 16025 transitions. [2020-09-04 16:05:21,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-09-04 16:05:21,976 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 570 [2020-09-04 16:05:21,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:05:22,012 INFO L225 Difference]: With dead ends: 13711 [2020-09-04 16:05:22,012 INFO L226 Difference]: Without dead ends: 9522 [2020-09-04 16:05:22,028 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 143 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1221 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=835, Invalid=3455, Unknown=0, NotChecked=0, Total=4290 [2020-09-04 16:05:22,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9522 states. [2020-09-04 16:05:24,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9522 to 8395. [2020-09-04 16:05:24,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8395 states. [2020-09-04 16:05:24,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8395 states to 8395 states and 9340 transitions. [2020-09-04 16:05:24,992 INFO L78 Accepts]: Start accepts. Automaton has 8395 states and 9340 transitions. Word has length 570 [2020-09-04 16:05:24,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:05:24,993 INFO L479 AbstractCegarLoop]: Abstraction has 8395 states and 9340 transitions. [2020-09-04 16:05:24,993 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 16:05:24,993 INFO L276 IsEmpty]: Start isEmpty. Operand 8395 states and 9340 transitions. [2020-09-04 16:05:25,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2020-09-04 16:05:25,014 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:05:25,014 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:05:25,015 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 16:05:25,015 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:05:25,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:05:25,015 INFO L82 PathProgramCache]: Analyzing trace with hash -783581409, now seen corresponding path program 1 times [2020-09-04 16:05:25,015 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:05:25,016 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1838174568] [2020-09-04 16:05:25,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:05:25,037 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:05:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,451 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:05:25,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:05:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:05:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:05:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:05:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:05:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:05:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 16:05:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 16:05:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-04 16:05:25,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:05:25,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:25,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:05:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-04 16:05:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-09-04 16:05:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:26,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:26,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:26,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:05:26,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:05:26,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 16:05:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 16:05:26,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:26,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:05:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:26,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2020-09-04 16:05:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2020-09-04 16:05:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2020-09-04 16:05:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:26,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:26,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:26,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2020-09-04 16:05:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2020-09-04 16:05:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:26,479 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 16:05:26,479 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1838174568] [2020-09-04 16:05:26,479 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:05:26,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-09-04 16:05:26,480 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862693407] [2020-09-04 16:05:26,480 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-04 16:05:26,481 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:05:26,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-04 16:05:26,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2020-09-04 16:05:26,481 INFO L87 Difference]: Start difference. First operand 8395 states and 9340 transitions. Second operand 23 states. [2020-09-04 16:05:27,147 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:27,601 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:05:27,933 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:05:28,275 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:28,608 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:05:28,919 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:30,046 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:33,336 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:33,740 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:34,202 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:34,563 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:34,907 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:35,214 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:35,551 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:35,907 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:36,258 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:36,765 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:37,104 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:37,468 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:38,133 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:05:38,889 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:05:39,533 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:05:47,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:05:47,505 INFO L93 Difference]: Finished difference Result 18400 states and 21530 transitions. [2020-09-04 16:05:47,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2020-09-04 16:05:47,506 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 571 [2020-09-04 16:05:47,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:05:47,551 INFO L225 Difference]: With dead ends: 18400 [2020-09-04 16:05:47,551 INFO L226 Difference]: Without dead ends: 10721 [2020-09-04 16:05:47,573 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 150 SyntacticMatches, 4 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2109 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=1275, Invalid=5697, Unknown=0, NotChecked=0, Total=6972 [2020-09-04 16:05:47,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10721 states. [2020-09-04 16:05:51,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10721 to 8025. [2020-09-04 16:05:51,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8025 states. [2020-09-04 16:05:51,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8025 states to 8025 states and 8883 transitions. [2020-09-04 16:05:51,144 INFO L78 Accepts]: Start accepts. Automaton has 8025 states and 8883 transitions. Word has length 571 [2020-09-04 16:05:51,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:05:51,144 INFO L479 AbstractCegarLoop]: Abstraction has 8025 states and 8883 transitions. [2020-09-04 16:05:51,145 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-04 16:05:51,145 INFO L276 IsEmpty]: Start isEmpty. Operand 8025 states and 8883 transitions. [2020-09-04 16:05:51,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2020-09-04 16:05:51,160 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:05:51,160 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:05:51,161 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 16:05:51,161 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:05:51,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:05:51,161 INFO L82 PathProgramCache]: Analyzing trace with hash -579253153, now seen corresponding path program 1 times [2020-09-04 16:05:51,161 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:05:51,162 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1214952024] [2020-09-04 16:05:51,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:05:51,177 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:05:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,601 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:05:51,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:05:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:05:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:05:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:05:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:05:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:05:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:05:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:05:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:05:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:51,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:05:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:05:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-04 16:05:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-09-04 16:05:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:51,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:51,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:05:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:05:52,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 16:05:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 16:05:52,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:05:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:52,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2020-09-04 16:05:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2020-09-04 16:05:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2020-09-04 16:05:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2020-09-04 16:05:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:52,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2020-09-04 16:05:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:52,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2020-09-04 16:05:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2020-09-04 16:05:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:52,433 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 16:05:52,434 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1214952024] [2020-09-04 16:05:52,434 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:05:52,434 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-09-04 16:05:52,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656754106] [2020-09-04 16:05:52,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-04 16:05:52,435 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:05:52,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-04 16:05:52,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2020-09-04 16:05:52,435 INFO L87 Difference]: Start difference. First operand 8025 states and 8883 transitions. Second operand 23 states. [2020-09-04 16:05:53,108 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:53,560 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:05:53,896 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:05:54,238 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:54,570 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:05:54,884 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:56,064 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:59,398 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:59,792 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:00,371 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:00,732 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:01,074 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:01,420 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:01,757 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:02,113 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:02,461 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:02,864 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:03,208 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:03,577 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:06,580 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:06:07,242 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:06:07,858 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:06:12,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:06:12,766 INFO L93 Difference]: Finished difference Result 17284 states and 20192 transitions. [2020-09-04 16:06:12,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2020-09-04 16:06:12,767 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 580 [2020-09-04 16:06:12,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:06:12,800 INFO L225 Difference]: With dead ends: 17284 [2020-09-04 16:06:12,800 INFO L226 Difference]: Without dead ends: 9975 [2020-09-04 16:06:12,817 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 158 SyntacticMatches, 1 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2126 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=1293, Invalid=5847, Unknown=0, NotChecked=0, Total=7140 [2020-09-04 16:06:12,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9975 states. [2020-09-04 16:06:15,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9975 to 7333. [2020-09-04 16:06:15,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7333 states. [2020-09-04 16:06:15,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7333 states to 7333 states and 8113 transitions. [2020-09-04 16:06:15,956 INFO L78 Accepts]: Start accepts. Automaton has 7333 states and 8113 transitions. Word has length 580 [2020-09-04 16:06:15,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:06:15,956 INFO L479 AbstractCegarLoop]: Abstraction has 7333 states and 8113 transitions. [2020-09-04 16:06:15,957 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-04 16:06:15,957 INFO L276 IsEmpty]: Start isEmpty. Operand 7333 states and 8113 transitions. [2020-09-04 16:06:15,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 577 [2020-09-04 16:06:15,974 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:06:15,974 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:06:15,975 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 16:06:15,975 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:06:15,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:06:15,975 INFO L82 PathProgramCache]: Analyzing trace with hash 987528415, now seen corresponding path program 1 times [2020-09-04 16:06:15,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:06:15,976 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1063227154] [2020-09-04 16:06:15,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:06:15,992 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:06:16,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,413 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:06:16,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:16,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:06:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:06:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:06:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:06:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:06:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:06:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:06:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:06:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:16,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:06:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:16,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:06:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:16,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:06:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:06:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:06:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:06:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:16,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:06:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:06:16,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:06:16,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:06:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2020-09-04 16:06:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 16:06:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 16:06:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:06:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:06:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:06:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2020-09-04 16:06:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2020-09-04 16:06:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2020-09-04 16:06:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2020-09-04 16:06:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:16,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:17,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:17,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:06:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:17,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:17,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:17,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:17,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2020-09-04 16:06:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:17,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2020-09-04 16:06:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:17,204 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 16:06:17,205 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1063227154] [2020-09-04 16:06:17,205 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:06:17,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:06:17,205 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858821015] [2020-09-04 16:06:17,206 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:06:17,206 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:06:17,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:06:17,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:06:17,207 INFO L87 Difference]: Start difference. First operand 7333 states and 8113 transitions. Second operand 18 states. [2020-09-04 16:06:17,858 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:06:19,920 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:20,279 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:20,938 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:06:21,280 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:06:21,918 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 16:06:22,250 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:06:22,860 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:06:23,239 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:06:23,597 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:06:23,957 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:06:24,310 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:06:24,654 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:06:26,283 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:26,666 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:27,367 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:06:28,064 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 16:06:28,714 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:06:29,405 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:29,769 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:34,497 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:06:35,521 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:35,887 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:36,515 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:06:37,182 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:06:37,793 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:06:46,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:06:46,749 INFO L93 Difference]: Finished difference Result 19346 states and 23275 transitions. [2020-09-04 16:06:46,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2020-09-04 16:06:46,750 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 576 [2020-09-04 16:06:46,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:06:46,795 INFO L225 Difference]: With dead ends: 19346 [2020-09-04 16:06:46,795 INFO L226 Difference]: Without dead ends: 14897 [2020-09-04 16:06:46,814 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 186 SyntacticMatches, 10 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4776 ImplicationChecksByTransitivity, 13.1s TimeCoverageRelationStatistics Valid=2149, Invalid=10961, Unknown=0, NotChecked=0, Total=13110 [2020-09-04 16:06:46,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14897 states. [2020-09-04 16:06:50,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14897 to 10449. [2020-09-04 16:06:50,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10449 states. [2020-09-04 16:06:50,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10449 states to 10449 states and 11491 transitions. [2020-09-04 16:06:50,227 INFO L78 Accepts]: Start accepts. Automaton has 10449 states and 11491 transitions. Word has length 576 [2020-09-04 16:06:50,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:06:50,228 INFO L479 AbstractCegarLoop]: Abstraction has 10449 states and 11491 transitions. [2020-09-04 16:06:50,228 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:06:50,228 INFO L276 IsEmpty]: Start isEmpty. Operand 10449 states and 11491 transitions. [2020-09-04 16:06:50,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2020-09-04 16:06:50,245 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:06:50,246 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:06:50,246 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 16:06:50,246 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:06:50,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:06:50,247 INFO L82 PathProgramCache]: Analyzing trace with hash -2002811095, now seen corresponding path program 1 times [2020-09-04 16:06:50,247 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:06:50,247 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2079944294] [2020-09-04 16:06:50,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:06:50,266 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:06:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,733 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:06:50,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:06:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:06:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:06:50,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:06:50,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:06:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:06:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:06:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:06:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:06:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:06:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:06:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:06:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:06:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:50,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:06:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:06:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:06:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:06:51,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:06:51,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2020-09-04 16:06:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 16:06:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 16:06:51,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:06:51,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:06:51,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:06:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:06:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2020-09-04 16:06:51,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2020-09-04 16:06:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2020-09-04 16:06:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2020-09-04 16:06:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:51,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:06:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:06:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2020-09-04 16:06:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2020-09-04 16:06:51,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2020-09-04 16:06:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2020-09-04 16:06:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:06:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2020-09-04 16:06:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2020-09-04 16:06:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:51,929 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 16:06:51,930 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2079944294] [2020-09-04 16:06:51,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:06:51,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-09-04 16:06:51,930 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846871692] [2020-09-04 16:06:51,931 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 16:06:51,931 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:06:51,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 16:06:51,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2020-09-04 16:06:51,931 INFO L87 Difference]: Start difference. First operand 10449 states and 11491 transitions. Second operand 19 states. [2020-09-04 16:06:53,022 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:06:54,601 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:07:00,662 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:07:01,055 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:07:01,382 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:07:01,710 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:07:02,019 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:07:02,587 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 16:07:11,684 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:07:12,059 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:07:12,415 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:07:12,781 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:07:13,112 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:07:15,455 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 16:07:16,083 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 16:07:21,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:07:21,341 INFO L93 Difference]: Finished difference Result 33763 states and 40383 transitions. [2020-09-04 16:07:21,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2020-09-04 16:07:21,342 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 661 [2020-09-04 16:07:21,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:07:21,402 INFO L225 Difference]: With dead ends: 33763 [2020-09-04 16:07:21,402 INFO L226 Difference]: Without dead ends: 22878 [2020-09-04 16:07:21,430 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 187 SyntacticMatches, 10 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2942 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=1774, Invalid=7346, Unknown=0, NotChecked=0, Total=9120 [2020-09-04 16:07:21,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22878 states. [2020-09-04 16:07:26,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22878 to 14478. [2020-09-04 16:07:26,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14478 states. [2020-09-04 16:07:26,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14478 states to 14478 states and 15858 transitions. [2020-09-04 16:07:26,725 INFO L78 Accepts]: Start accepts. Automaton has 14478 states and 15858 transitions. Word has length 661 [2020-09-04 16:07:26,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:07:26,726 INFO L479 AbstractCegarLoop]: Abstraction has 14478 states and 15858 transitions. [2020-09-04 16:07:26,726 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 16:07:26,726 INFO L276 IsEmpty]: Start isEmpty. Operand 14478 states and 15858 transitions. [2020-09-04 16:07:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2020-09-04 16:07:26,748 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:07:26,749 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 16:07:26,749 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 16:07:26,749 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:07:26,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:07:26,750 INFO L82 PathProgramCache]: Analyzing trace with hash 863978164, now seen corresponding path program 1 times [2020-09-04 16:07:26,750 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:07:26,750 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1641867395] [2020-09-04 16:07:26,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:07:26,785 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:07:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,219 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:07:27,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:07:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:07:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:07:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:07:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:07:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:07:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:07:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:07:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:07:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:07:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:07:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:07:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:07:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:07:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:07:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:07:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:07:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:07:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:07:27,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:07:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:07:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:07:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:07:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:07:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:07:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:07:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:07:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:07:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:07:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:07:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-04 16:07:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 16:07:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 16:07:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:07:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:07:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:07:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:07:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:07:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:07:27,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:07:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:07:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:07:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2020-09-04 16:07:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2020-09-04 16:07:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2020-09-04 16:07:27,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:07:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:07:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:07:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:07:27,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:07:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:07:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:07:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:07:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2020-09-04 16:07:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2020-09-04 16:07:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 600 [2020-09-04 16:07:27,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2020-09-04 16:07:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:07:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2020-09-04 16:07:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:07:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:07:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:07:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:07:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:07:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:07:27,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 687 [2020-09-04 16:07:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 697 [2020-09-04 16:07:27,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:07:27,900 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 16:07:27,900 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1641867395] [2020-09-04 16:07:27,900 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:07:27,901 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:07:27,901 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533874142] [2020-09-04 16:07:27,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:07:27,902 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:07:27,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:07:27,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:07:27,902 INFO L87 Difference]: Start difference. First operand 14478 states and 15858 transitions. Second operand 18 states. [2020-09-04 16:07:28,662 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:07:28,987 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:07:29,310 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:07:29,629 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:07:29,927 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:07:35,037 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:07:35,351 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:07:35,670 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:07:35,995 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:07:36,316 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:07:36,625 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:07:37,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:07:37,979 INFO L93 Difference]: Finished difference Result 17329 states and 19230 transitions. [2020-09-04 16:07:37,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-09-04 16:07:37,980 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 710 [2020-09-04 16:07:37,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:07:37,984 INFO L225 Difference]: With dead ends: 17329 [2020-09-04 16:07:37,985 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:07:38,011 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=574, Invalid=1778, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 16:07:38,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:07:38,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:07:38,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:07:38,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:07:38,014 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 710 [2020-09-04 16:07:38,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:07:38,015 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:07:38,015 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:07:38,015 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:07:38,015 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:07:38,015 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 16:07:38,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:07:38,790 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:07:39,123 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:07:39,453 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:40,258 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 198 [2020-09-04 16:07:40,598 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:07:41,169 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:07:41,715 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:07:42,066 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:42,409 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:07:43,257 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-04 16:07:43,605 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:44,116 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:07:44,962 WARN L193 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 16:07:45,634 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:07:46,215 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:07:46,760 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:07:47,306 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:07:47,848 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:07:48,755 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 201 [2020-09-04 16:07:49,246 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:07:49,921 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:07:50,493 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:07:50,825 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:07:51,154 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:52,074 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 231 [2020-09-04 16:07:52,998 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 232 [2020-09-04 16:07:53,354 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:53,699 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:07:54,055 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:54,421 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:58,143 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:07:58,470 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:59,012 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:07:59,504 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:08:00,031 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:08:00,587 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:08:01,122 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:08:01,450 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:08:01,778 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:08:02,549 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 198 [2020-09-04 16:08:03,114 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:08:03,644 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:08:04,495 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 16:08:05,323 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-04 16:08:05,659 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:08:06,327 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:08:06,677 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:08:07,238 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:08:08,147 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 201 [2020-09-04 16:08:08,710 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:08:09,228 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:08:09,885 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:08:10,325 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:10,674 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:08:11,028 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:08:11,496 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:08:11,850 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:12,199 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:08:12,561 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:08:13,033 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:08:13,490 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 16:08:13,846 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:14,380 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:08:14,735 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:15,456 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 16:08:16,155 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 217 [2020-09-04 16:08:16,828 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2020-09-04 16:08:17,538 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 218 [2020-09-04 16:08:18,045 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:08:18,816 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:08:19,275 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 16:08:20,209 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:08:20,851 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:08:21,441 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:08:22,061 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:08:23,041 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 197 [2020-09-04 16:08:23,666 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:08:24,256 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:08:24,882 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:08:25,883 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 199 [2020-09-04 16:08:26,887 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 198 [2020-09-04 16:08:27,489 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:08:28,515 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 225 DAG size of output: 200 [2020-09-04 16:08:29,115 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:08:29,681 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 16:08:30,231 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 16:08:30,687 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:08:31,128 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:08:31,933 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 220 [2020-09-04 16:08:32,493 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:08:33,136 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 238 [2020-09-04 16:08:33,898 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 223 [2020-09-04 16:08:34,693 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 217 [2020-09-04 16:08:35,146 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 16:08:35,798 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 240 [2020-09-04 16:08:36,263 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:08:36,934 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 240 [2020-09-04 16:08:37,682 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-09-04 16:08:38,244 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:08:38,905 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 238 [2020-09-04 16:08:39,407 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 16:08:39,858 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 201 [2020-09-04 16:08:40,221 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:08:40,584 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:08:40,936 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:08:41,497 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 203 [2020-09-04 16:08:41,858 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:42,377 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:08:42,773 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:43,122 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:08:44,029 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:08:44,932 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:45,304 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:13,536 WARN L193 SmtUtils]: Spent 28.23 s on a formula simplification. DAG size of input: 1354 DAG size of output: 953 [2020-09-04 16:09:32,996 WARN L193 SmtUtils]: Spent 19.45 s on a formula simplification. DAG size of input: 1137 DAG size of output: 745 [2020-09-04 16:09:33,324 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:33,668 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:09:34,003 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:34,341 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:34,802 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:09:35,153 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:09:35,495 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:09:35,838 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:09:36,532 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 195 [2020-09-04 16:09:37,007 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:09:37,465 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 16:09:37,816 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:09:38,156 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:09:38,503 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:09:39,257 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2020-09-04 16:09:39,612 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:09:40,137 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:09:40,476 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:40,819 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 221 [2020-09-04 16:09:41,168 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:09:41,514 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:09:41,859 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:09:42,207 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:09:42,553 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:09:42,915 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:09:43,267 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:09:43,792 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 16:09:44,149 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:09:44,496 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:09:44,838 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:09:45,176 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:09:45,517 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:09:45,986 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 198 [2020-09-04 16:09:46,338 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:09:47,247 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 233 [2020-09-04 16:09:48,166 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 234 [2020-09-04 16:09:48,517 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:09:48,860 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:09:49,197 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:09:49,871 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 207 [2020-09-04 16:09:50,221 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:09:50,573 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:09:50,918 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:09:52,063 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:09:52,738 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:09:53,083 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:53,431 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:09:53,783 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:09:55,597 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:09:55,926 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 221 [2020-09-04 16:09:56,275 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:09:56,618 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:09:56,964 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:09:57,290 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:57,640 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:09:58,001 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:09:58,360 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:09:58,708 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:09:59,055 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:09:59,669 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:10:00,006 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:10:00,359 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:00,697 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:10:01,039 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:01,376 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:01,856 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:10:02,508 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 223 [2020-09-04 16:10:02,854 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:10:03,417 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:10:04,552 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 218 DAG size of output: 206 [2020-09-04 16:10:04,885 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:10:05,225 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:05,564 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:10:05,907 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:10:06,259 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:07,395 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 243 DAG size of output: 234 [2020-09-04 16:10:08,522 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 220 DAG size of output: 205 [2020-09-04 16:10:08,860 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:09,643 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 195 [2020-09-04 16:10:10,488 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 198 [2020-09-04 16:10:10,826 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:10:11,163 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:10:11,501 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:10:11,845 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:12,195 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:12,540 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:10:12,881 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:10:13,224 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:13,553 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 221 [2020-09-04 16:10:13,900 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:14,600 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:10:15,724 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 218 DAG size of output: 209 [2020-09-04 16:10:16,063 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:16,388 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:10:16,716 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:10:17,058 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:17,563 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:10:17,913 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:18,252 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:18,582 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:10:19,647 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 220 DAG size of output: 212 [2020-09-04 16:10:19,997 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:10:20,342 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:20,678 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:10:21,022 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:21,353 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:10:21,676 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:10:22,009 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:10:22,355 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:22,686 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:10:23,035 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:23,357 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:10:23,705 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:10:25,453 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 245 DAG size of output: 242 [2020-09-04 16:10:25,806 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:10:26,464 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:10:26,808 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:10:27,485 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:10:28,131 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 205 [2020-09-04 16:10:28,483 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:10:28,831 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:29,434 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:10:29,916 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:10:30,395 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:10:30,868 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 16:10:31,391 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:10:32,283 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:10:32,691 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:10:33,102 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:10:33,476 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:10:34,839 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:10:35,766 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 234 [2020-09-04 16:10:36,168 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:10:36,575 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:10:36,986 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:10:39,052 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 252 DAG size of output: 249 [2020-09-04 16:10:39,438 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:10:39,848 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:10:40,250 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:10:40,656 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:10:41,047 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:10:41,456 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:10:41,878 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:10:42,274 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:10:42,667 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:10:43,071 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:10:43,905 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 245 [2020-09-04 16:10:44,297 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:10:44,707 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:10:45,105 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:10:45,506 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:10:45,910 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:10:46,671 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 16:10:47,684 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 239 [2020-09-04 16:10:48,087 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:10:49,081 WARN L193 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 241 [2020-09-04 16:10:50,282 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:10:50,668 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:10:51,065 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:10:51,460 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:10:51,855 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:10:52,262 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:10:53,639 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:10:54,973 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 16:10:55,370 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:10:56,493 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:10:57,677 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:10:58,079 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:10:58,445 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:10:58,842 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:10:59,247 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:10:59,657 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:11:00,058 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:11:00,456 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:11:00,855 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:11:01,243 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:11:01,651 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:11:02,557 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 16:11:03,756 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:11:04,155 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:11:04,537 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:11:04,924 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:11:05,325 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:11:06,113 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 246 [2020-09-04 16:11:06,525 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:11:06,922 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:11:07,311 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:11:08,429 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:11:08,840 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:11:09,241 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:11:09,635 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:11:10,046 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:11:10,434 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:11:10,813 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:11:11,207 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:11:11,615 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:11:12,004 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:11:12,414 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:11:12,793 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:11:13,199 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:11:15,266 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 251 DAG size of output: 248 [2020-09-04 16:11:15,645 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:11:16,824 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:11:17,229 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:11:18,429 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:11:19,298 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:11:19,676 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:11:20,083 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:11:20,901 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 16:11:21,576 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:11:22,124 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:11:22,775 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:11:23,692 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 197 [2020-09-04 16:11:24,348 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:11:24,892 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:11:25,548 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:11:26,471 WARN L193 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 199 [2020-09-04 16:11:27,545 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 229 DAG size of output: 215 [2020-09-04 16:11:28,102 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:11:29,221 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 231 DAG size of output: 200 [2020-09-04 16:11:29,776 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:11:31,447 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:11:31,778 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:32,336 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:11:32,829 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:11:33,357 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:11:33,915 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:11:34,450 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:11:34,779 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:11:35,108 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:35,881 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 198 [2020-09-04 16:11:36,449 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:11:36,979 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:11:37,844 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 16:11:38,674 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-04 16:11:39,010 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:11:39,680 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:11:40,029 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:11:40,586 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:11:41,499 WARN L193 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 201 [2020-09-04 16:11:42,064 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:11:42,577 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:11:43,231 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:11:43,605 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:11:43,992 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:44,366 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:11:44,744 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:11:45,317 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 205 [2020-09-04 16:11:45,711 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:11:46,096 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:11:46,481 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:47,404 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 205 [2020-09-04 16:11:47,965 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 207 [2020-09-04 16:11:48,544 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 16:11:48,939 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:11:49,320 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:49,710 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:11:50,624 WARN L193 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 207 [2020-09-04 16:11:51,020 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:11:51,609 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 208 [2020-09-04 16:11:51,987 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:11:52,371 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 229 [2020-09-04 16:11:52,771 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:11:53,159 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:11:53,548 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:11:53,940 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:11:54,329 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:11:54,725 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:11:55,120 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:11:55,725 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 205 [2020-09-04 16:11:56,124 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:11:56,511 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:11:56,896 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:11:57,276 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:11:57,671 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:58,271 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-09-04 16:11:58,661 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:11:58,998 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:11:59,334 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:11:59,670 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:12:00,074 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:12:00,480 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:12:01,648 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 16:12:03,614 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 251 DAG size of output: 245 [2020-09-04 16:12:04,088 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 222 [2020-09-04 16:12:04,657 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:12:05,122 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 222 [2020-09-04 16:12:05,604 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:12:06,138 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:12:06,693 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:12:07,203 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 224 [2020-09-04 16:12:07,881 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:12:08,514 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:12:09,087 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 223 [2020-09-04 16:12:10,534 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 248 DAG size of output: 239 [2020-09-04 16:12:11,083 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:12:11,657 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:12:12,713 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 222 DAG size of output: 206 [2020-09-04 16:12:13,047 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 16:12:13,392 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:14,021 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:12:14,675 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:12:15,344 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:12:16,285 WARN L193 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 203 [2020-09-04 16:12:16,622 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:12:17,570 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 202 [2020-09-04 16:12:18,578 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 222 DAG size of output: 206 [2020-09-04 16:12:19,212 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:12:19,864 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:12:20,416 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:12:21,046 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:12:21,586 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:12:21,921 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:12:23,064 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 16:12:23,549 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:12:24,076 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:12:25,036 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 205 [2020-09-04 16:12:25,606 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 16:12:26,222 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:12:26,881 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:12:27,966 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 224 DAG size of output: 212 [2020-09-04 16:12:28,557 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:12:28,900 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:12:29,237 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 222 [2020-09-04 16:12:29,888 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:12:30,502 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:12:32,421 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 250 DAG size of output: 245 [2020-09-04 16:12:32,769 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:12:33,302 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:12:33,854 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 223 [2020-09-04 16:12:34,203 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:12:34,527 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 16:12:34,873 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:35,574 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:12:36,119 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:12:36,822 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:12:37,638 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:12:39,151 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:12:39,988 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:12:42,086 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 16:12:44,044 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 251 DAG size of output: 245 [2020-09-04 16:12:44,517 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 222 [2020-09-04 16:12:45,085 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:12:45,550 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 222 [2020-09-04 16:12:46,032 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:12:46,566 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:12:47,119 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:12:47,629 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 224 [2020-09-04 16:12:48,298 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:12:48,933 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:12:49,506 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 223 [2020-09-04 16:12:50,951 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 248 DAG size of output: 239 [2020-09-04 16:12:51,498 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:12:52,070 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:12:53,120 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 222 DAG size of output: 206 [2020-09-04 16:12:53,451 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 16:12:53,796 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:54,426 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:12:55,078 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:12:55,745 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:12:56,680 WARN L193 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 203 [2020-09-04 16:12:57,017 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:12:57,962 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 202 [2020-09-04 16:12:58,966 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 206 [2020-09-04 16:12:59,600 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:13:00,252 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:13:00,805 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:13:01,434 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:13:01,973 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:13:02,308 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:13:03,450 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 16:13:03,931 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:13:04,461 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:13:05,420 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 205 [2020-09-04 16:13:05,990 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 16:13:06,605 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:13:07,263 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:13:08,347 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 224 DAG size of output: 212 [2020-09-04 16:13:08,930 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:13:09,274 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:13:09,611 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 222 [2020-09-04 16:13:10,262 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:13:10,876 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:13:12,800 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 250 DAG size of output: 245 [2020-09-04 16:13:13,148 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:13:13,683 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:13:14,232 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 223 [2020-09-04 16:13:14,585 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:13:14,909 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 16:13:15,256 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:13:15,961 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:13:16,507 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:13:17,214 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:13:18,032 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:13:19,551 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:13:20,390 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:13:21,123 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 230 [2020-09-04 16:13:21,824 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 230 [2020-09-04 16:13:22,525 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 230 [2020-09-04 16:13:23,655 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 219 DAG size of output: 214 [2020-09-04 16:13:23,993 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:13:24,323 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:13:25,472 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 219 DAG size of output: 214 [2020-09-04 16:13:25,826 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:13:27,005 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 219 DAG size of output: 214 [2020-09-04 16:13:28,135 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 219 DAG size of output: 214 [2020-09-04 16:13:29,377 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 221 DAG size of output: 215 [2020-09-04 16:13:30,615 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 221 DAG size of output: 215 [2020-09-04 16:13:31,316 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 230 [2020-09-04 16:13:32,034 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 232 [2020-09-04 16:13:32,747 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 232 [2020-09-04 16:13:33,078 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:13:33,549 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:13:33,898 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:13:34,229 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:13:34,570 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:35,291 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 195 [2020-09-04 16:13:35,628 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:13:36,100 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:13:36,559 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 16:13:36,908 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:13:37,249 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:13:37,578 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 221 [2020-09-04 16:13:38,337 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2020-09-04 16:13:38,689 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:13:39,214 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:13:39,562 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:13:39,899 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:13:40,249 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:13:40,619 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:13:40,972 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:13:41,312 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:13:41,664 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:13:42,008 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:13:42,359 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:13:42,694 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:43,217 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 16:13:43,558 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:13:43,904 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:44,256 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:13:44,741 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 198 [2020-09-04 16:13:45,084 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:13:45,438 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:45,764 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:13:46,106 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:13:46,649 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 205 [2020-09-04 16:13:47,157 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 204 [2020-09-04 16:13:47,534 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:13:47,911 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:13:48,277 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:13:48,883 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 206 [2020-09-04 16:13:49,258 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:13:49,806 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 203 [2020-09-04 16:14:06,913 WARN L193 SmtUtils]: Spent 17.08 s on a formula simplification. DAG size of input: 1063 DAG size of output: 718 [2020-09-04 16:14:07,417 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:14:07,981 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:14:08,888 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 201 [2020-09-04 16:14:09,438 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:14:09,994 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:14:10,486 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:14:11,135 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:14:11,660 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:14:11,990 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:14:12,319 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:14:12,884 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:14:13,655 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 198 [2020-09-04 16:14:14,222 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:14:14,752 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:14:15,283 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:14:16,127 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-04 16:14:16,965 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 16:14:17,634 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:14:17,962 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:14:18,291 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:14:26,288 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:14:26,852 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:14:27,495 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:14:27,829 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:14:28,158 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:14:28,682 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:14:29,195 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:14:29,961 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 198 [2020-09-04 16:14:30,526 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:14:31,057 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:14:31,392 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:14:31,721 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:14:32,281 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:14:33,117 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-04 16:14:33,959 WARN L193 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 16:14:34,629 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:14:35,178 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:14:35,671 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:14:36,583 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 201 [2020-09-04 16:14:37,130 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:14:37,614 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:14:38,073 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 16:14:38,415 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:14:38,763 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:14:39,101 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:14:39,448 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:14:39,970 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:14:40,458 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:14:42,420 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:14:43,026 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:14:43,393 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:14:43,740 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:14:44,099 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:14:44,916 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 211 [2020-09-04 16:14:45,268 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:14:45,882 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:14:46,579 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 16:14:46,946 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:14:47,303 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:14:47,633 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 221 [2020-09-04 16:14:48,516 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 213 [2020-09-04 16:14:48,887 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:14:49,569 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:14:49,936 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:14:50,290 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:14:50,652 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:14:51,040 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:14:51,411 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:14:51,771 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:14:52,140 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:14:52,503 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:14:52,871 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:14:53,206 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:14:53,950 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:14:54,310 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:14:54,673 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:14:55,042 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:14:55,757 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:14:56,112 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:14:56,484 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:14:56,812 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:14:57,172 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:14:57,506 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:14:58,107 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:14:58,475 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:14:58,821 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:14:59,180 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:14:59,997 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 211 [2020-09-04 16:15:00,349 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:15:00,963 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:15:01,659 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 16:15:02,029 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:15:02,387 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:15:02,717 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 221 [2020-09-04 16:15:03,602 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 213 [2020-09-04 16:15:03,972 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:15:04,656 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:15:05,023 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:15:05,376 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:15:05,739 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:15:06,128 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:15:06,499 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:15:06,857 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:15:07,231 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:15:07,594 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:15:07,962 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:15:08,297 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:15:09,040 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:15:09,400 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:15:09,763 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:15:10,133 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:15:10,848 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:15:11,202 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:15:11,575 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:15:11,902 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:15:12,267 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:15:13,190 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 235 [2020-09-04 16:15:14,117 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 236 [2020-09-04 16:15:14,469 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:15:14,813 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:15:15,149 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:15:15,872 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 237 [2020-09-04 16:15:16,261 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:15:16,629 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:15:17,011 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:15:17,979 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 217 [2020-09-04 16:15:18,354 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:15:19,098 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 239 [2020-09-04 16:15:19,854 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2020-09-04 16:15:20,243 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:15:20,623 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:15:20,952 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 221 [2020-09-04 16:15:21,947 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 219 [2020-09-04 16:15:22,342 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:15:23,081 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 240 [2020-09-04 16:15:23,470 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:15:23,845 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:15:24,230 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:15:24,641 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:15:25,034 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:15:25,413 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:15:25,805 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:15:26,190 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:15:26,581 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:15:26,916 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:15:27,661 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 237 [2020-09-04 16:15:28,043 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:15:28,428 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:15:28,820 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:15:29,430 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 16:15:29,807 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:15:30,202 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:15:30,529 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:15:30,911 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:15:31,288 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:15:31,656 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:15:32,012 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:15:32,379 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:15:32,835 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:15:33,225 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 16:15:33,594 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:15:33,989 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 16:15:34,425 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:15:34,794 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:15:35,149 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:15:35,516 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:15:35,919 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:15:36,465 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 205 [2020-09-04 16:15:36,966 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 204 [2020-09-04 16:15:37,336 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:15:37,716 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:15:38,083 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:15:38,460 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:15:38,954 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 206 [2020-09-04 16:15:39,497 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 203 [2020-09-04 16:15:39,851 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:15:40,193 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:15:40,898 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 230 [2020-09-04 16:15:41,233 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:15:41,994 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 232 [2020-09-04 16:15:42,344 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:15:42,690 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:15:43,824 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 219 DAG size of output: 214 [2020-09-04 16:15:44,168 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:15:44,525 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:15:45,757 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 221 DAG size of output: 215 [2020-09-04 16:15:46,105 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:15:46,642 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:15:47,140 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:15:47,625 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:15:48,088 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 16:15:48,446 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:15:48,801 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:15:49,142 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:15:49,496 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:15:49,909 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:15:51,335 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:15:51,695 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:15:52,054 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:15:52,399 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:15:52,741 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:15:53,108 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:15:54,471 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:15:54,937 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 16:15:55,304 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:15:55,829 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 16:15:56,195 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:15:56,570 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:15:56,928 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:15:57,296 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:15:57,758 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 197 [2020-09-04 16:15:58,122 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:15:58,483 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:15:58,964 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 16:15:59,420 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 16:15:59,783 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:16:00,114 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:16:03,776 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:16:04,384 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 203 [2020-09-04 16:16:05,404 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 246 DAG size of output: 229 [2020-09-04 16:16:05,978 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 16:16:06,924 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 231 [2020-09-04 16:16:07,844 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 235 [2020-09-04 16:16:08,776 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 236 [2020-09-04 16:16:09,128 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:16:09,472 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:16:29,719 WARN L193 SmtUtils]: Spent 20.24 s on a formula simplification. DAG size of input: 1137 DAG size of output: 745 [2020-09-04 16:16:30,051 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222